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USER MANUAL 42.9 Li AL-KO
AL-KO KOBER GROUP Kötz, Germany
This documentation or excerpts therefrom may not be reproduced or disclosed to third parties without the express permission of the AL-KO KOBER GROUP.

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01 8 14 2 3 4* 1 10 9 7 5 6 11** 12** 13
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02 b a a b
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Technical diagram showing mechanical assembly with screws, shafts, and mounting bracket (no text or symbols)
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Illustration of a lawn mower with a magnified inset showing the blade and blade alignment (no text or symbols)
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Diagram of a power adapter connected to an electrical outlet, with numbered parts labeled 1, 2, and 3.
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06 ① ② AL-KO
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07 1 2 3 4 5
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08 a b ① ②
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09 a ① ② b
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10 1 a b c
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11 ① ② ③ b a
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12 ① a b ②
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13 ① a ②
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14 ① b a ②
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15 ① ③ a ②
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16 a b ① ②
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17 ① a
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Technical line drawing of a lawn mower with visible motors and wheels (no text or symbols)1 About these operating instructions ..... 27
1.1 Symbols on the title page.... 28
1.2 Legends and signal words ...... 28
2 Product description 28
2.1 Designated use 28
2.2 Possible foreseeable misuse 28
2.3 Residual risks.... 28
2.4 Safety and protective devices ..... 28
2.5 Symbols on the appliance 29
2.6 Scope of supply.... 29
2.7 Product overview (01) 29
3 Safety instructions .... 30
3.1 Safety instructions for lawnmowers.... 30
3.1.1 Training.... 30
3.1.2 Preparatory measures .... 30
3.1.3 Handling 31
3.1.4 Maintenance and storage 32
3.2 Vibration load 33
3.3 Noise pollution.... 34
3.4 Safety notes for rechargeable battery and charger 34
4 Installation.... 34
5 Start-up 35
5.1 Charging the rechargeable battery (05).... 35
5.2 Determining the charge status of the rechargeable battery (07).... 35
5.3 Inserting and pulling out the rechargeable battery (08) 36
5.4 Switching the power supply on and off (09).... 36
6 Operation 36
6.1 Setting the cutting height (10) 37
6.2 Starting and stopping the motor (11).. 37
6.3 Mowing with grass catcher (12, 13) ... 37
6.4 Starting and stopping the wheel drive (14).... 38
6.5 Mulching with mulching insert [46.9 Li SP] (15, 16) 38
7 Work instructions.... 38
8 Maintenance and care.... 39
8.1 Regular maintenance work.... 39
8.2 Cleaning the appliance and mower mechanism 39
8.3 Checking and renewing the cutting blade.... 39
8.4 Adjusting the Bowden cable of the wheel drive (optional) (17) 39
8.5 Repair work 40
9 Help in case of malfunction 40
10 Transport.... 41
11 Storage.... 42
11.1 Storing the rechargeable battery
lawnmower (18) 42
11.2 Storing the rechargeable battery and charging unit 42
12 Disposal.... 43
13 After-Sales / Service.... 43
14 Guarantee 44
15 Translation of the original EU/EC declaration of conformity.... 44
1 ABOUT THESE OPERATING INSTRUCTIONS
The German version is the original operating instructions. All additional language versions are translations of the original operating instructions.
■ Always safeguard these operating instructions so that they can be consulted if you need any information about the appliance.
■ Only pass on the appliance to other persons together with these operating instructions.
■ Comply with the safety and warning information in these operating instructions.
1.1 Symbols on the title page
Symbol Meaning

It is essential to read through these operating instructions carefully before start-up. This is essential for safe working and trouble-free handling.

Operating instructions

Handle Li-Ion rechargeable batteries with care! In particular, observe the notes on transport, storage and disposal in these operating instructions!
1.2 Legends and signal words

DANGER!
Denotes an imminently dangerous situation which will result in fatal or serious injury if not avoided.

WARNING!
Denotes a potentially dangerous situation which can result in fatal or serious injury if not avoided.

CAUTION!
Denotes a potentially dangerous situation which can result in minor or moderate injury if not avoided.
IMPORTANT!
Denotes a situation which can result in material damage if not avoided.

NOTE
Special instructions for ease of understanding and handling.
2 PRODUCT DESCRIPTION
2.1 Designated use
This machine is intended for the non-commercial mowing of lawns, and must only be used on dry grass.
Any use not in accordance with this designated use shall be regarded as misuse. Only work with the appliance when it is fully assembled.
This appliance is intended solely for use in non-commercial applications. Any other use (as well as unauthorised conversions or add-ons) are regarded as contrary to the intended use and will result in exclusion of the warranty as well as loss of conformity (CE mark); the manufacturer will thus decline any responsibility for damage and/or injury suffered by the user or third parties.
2.2 Possible foreseeable misuse
The tool is designed neither for commercial use in public parks and sports facilities, nor for use in farming and forestry.
- Do not use the appliance in the rain or on wet grass.
■ Safety devices must not be dismantled or bypassed.
2.3 Residual risks
Even during correct use of the appliance, there is always a certain residual risk that cannot be excluded. Depending on the use, the following potential risks can be derived from the type and construction of the appliance:
■ Throwing out of cuttings, soil and small stones.
■ Inhalation of cuttings particles if no breathing protection is worn.
■ Lacerations from reaching into the rotating cutting blade.
2.4 Safety and protective devices

WARNING!
Risk of injury
Defective and disabled safety and protective devices can lead to serious injury.
■ Have any defective safety and protective devices repaired.
■ Never disable safety and protective devices.
Key switch with safety key
The appliance is equipped with a safety key to prevent unintentional switching on. The safety key must always be removed after switching off and prior to maintenance work.
Operator presence control
The appliance is equipped with an operator presence control. In an emergency, simply release the operator presence control. The motor and mower mechanism are stopped.
Start button
To be able to switch on the motor using the operator presence control, the start button must be pressed beforehand.
Baffle
The baffle offers protection against e.g. cutting particles and stones which can be flung out.
2.5 Symbols on the appliance
Symbol Meaning

Pay special attention when handling this product!

Read the operating instructions before starting operation!

Danger due to objects being thrown out!

Keep other people out of the danger area.

Keep your hands and feet away from the mower mechanism.

Always remove the safety key before working on the appliance.

The cutting blade continues running for a short while after the appliance has been switched off. Only touch the cutting blade once all parts of the appliance have come to a stop.

Do not use the appliance in the rain or store it in the open air.
Symbol Meaning

Not applicable, used only with electric or petrol mowers.

Not applicable, used only with electric or petrol mowers.

Not applicable, used only with electric or petrol mowers.

Not applicable, used only with electric or petrol mowers.
2.6 Scope of supply

NOTE
The rechargeable battery and charger are only included in the scope of supply of specific article numbers; refer to the technical data at the front of these operating instructions.
A mulching insert can be purchased as an accessory for model 46.9 Li SP.
2.7 Product overview (01)
The product overview (01) provides an overview of the appliance.
No. Component
| 01/1 Start button |
| 01/2 Operator presence control |
| 01/3 Handlebar |
| 01/4 Engagement bar for wheel drive* |
| 01/5 Grass catcher |
| 01/6 Mower mechanism |
| 01/7 Rechargeable battery compartment |
| 01/8 Cutting height adjustment |
| 01/9 Baffle |
| 01/10 Fill-level indicator |
| 01/11 Rechargeable battery charger** |
No. Component
01/12 Rechargeable battery**
01/13 Safety key for key switch in the rechargeable battery compartment
01/14 Mulch insert***
* With 42.9 Li SP and 46.9 Li SP only.
** Depending on article number, see technical data.
*** Available as an accessory for 46.9 Li SP.
3 SAFETY INSTRUCTIONS

DANGER!
Danger of fatal injury and danger of extremely severe injury!
Lack of knowledge of the safety instructions and operating instructions can lead to extremely serious and even fatal injury.
- Observe all safety instructions and instructions for use in these operating instructions as well the operating instructions which are referred to before you start using the appliance.
- Keep all supplied documents in a safe place for future reference.
3.1 Safety instructions for lawnmowers
3.1.1 Training
- Read the operating instructions carefully. Familiarise yourself with the control devices and the correct use of the appliance.
■ Never allow children or other persons who are not familiar with the operating instructions to use the lawnmower.
■ Children should be supervised so that they do not play with the appliance.
- Cleaning and maintenance must not be carried out by children.
■ Local regulations may specify the minimum age of the user.
This appliance can be used by persons with reduced physical, sensory or mental capabilities, or those lacking experience and knowledge, if they are supervised or have been instructed with regard to the safe use of the appliance and the ensuing risks.
■ Never mow when there is anyone, especially children or animals, in the vicinity.
■ Remember that the user is responsible for accidents involving other persons or their property.
■ Do not operate the appliance if you are under the influence of alcohol, drugs or medication.
3.1.2 Preparatory measures
■ Always wear sturdy shoes and long trousers when operating the appliance. Do not operate the appliance when barefoot or wearing light sandals. Avoid wearing loose clothing or clothing with dangling cords or belts.
- Check the area where the appliance is being used and remove any objects that could be picked up and flung out by the appliance.
■ Before using the appliance, always check if the cutting blades, fastening bolts and the entire mowing unit are worn or damaged. Worn or damaged cutting blades and fastening bolts must only be replaced as a set to avoid unbalance. Worn or damaged information signs must be replaced.
3.1.3 Handling
■ Only mow during daylight hours or with good artificial lighting.
■ If possible, avoid using the appliance on wet grass.
■ Always make sure that you have a good standing position on slopes.
■ Only operate the appliance at walking pace.
■ Mow across the slope, never up or down.
■ Be especially careful when changing the direction of travel on a slope.
■ Do not mow on very steep slopes.
■ Be especially careful when reversing or pulling the lawn-mower towards you.
- Stop the cutting blade(s) if the lawnmower needs to be tilted for transport over areas other than grass and when the lawnmower is being moved to and from the area to be mowed.
■ Never use the appliance with damaged protective devices or protective grilles or without mounted protective devices, e.g. baffle plates and/or grass catcher. Damaged protective devices and covers must be replaced, missing protective devices and covers must be correctly fitted.
■ Start the engine with care and in accordance with the manufacturer's instructions. Ensure that your feet are at a sufficient distance from the cutting blade(s).
- When starting the engine, do not tilt the lawnmower unless the lawnmower needs to be raised during the process. In this case, tilt it only as far as is absolutely necessary and only lift up the side facing away from the user.
■ Do not start the engine when standing in front of the discharge channel.
■ Never put your hands or feet on or under rotating parts. Always keep away from the ejection opening.
■ Never lift or carry the appliance with the engine running.
■ Switch off the engine and remove the safety key. Make sure that all moving parts have come to a complete stop:
■ whenever you leave the lawnmower,
■ before removing blockages or clogging in the discharge channel,
■ before inspecting, cleaning or working on the lawn-mower,
■ after encountering a foreign object. Check for damage to the lawnmower and carry out the necessary repairs before restarting and working with the lawnmower.
■ An immediate check is required if the lawnmower starts to vibrate in an unusual way:
- Check for damage.
- Carry out the necessary repairs of damaged parts.
■ Make sure that all nuts, bolts and screws are firmly tightened.
- Do not work with the appliance in bad weather conditions, especially when it is raining or when thunderstorms are approaching.
3.1.4 Maintenance and storage
■ Make sure that all nuts, bolts and screws are tightened and the appliance is in a safe working condition.
■ Regularly check the grass catcher for wear or loss of functional capability.
■ Replace worn or damaged parts due to safety reasons.
- On appliances fitted with several cutting blades, note that the movement of one cutting blade can cause the other cutting blades to rotate.
■ When adjusting the appliance, make sure that your fingers are not trapped between moving cutting blades and stationary parts of the appliance.
- Allow the engine to cool down before storing the appliance.
■ When maintaining the cutting blades, be aware that the cutting blades can be moved
even when the power supply is switched off.
- Replace worn or damaged parts due to safety reasons. Only use original spare parts and accessories.
3.2 Vibration load
■ Danger due to vibration
The actual magnitude of the vibration emissions during the use of the appliance may deviate from that stated by the manufacturer. Observe the following influencing factors before or during use:
Is the appliance being used as intended?
Is the material being cut or processed in the proper manner?
Is the appliance in a proper condition of use?
Is the cutting tool properly sharpened or is the correct cutting tool installed?
Are the handle grips and any optional vibration grips mounted, and are they firmly attached to the appliance?
■ Only operate the tool at the motor speed required for the respective work. Avoid using the maximum speed in order
to reduce noise and vibrations.
■ The noise and vibrations of the tool may increase due to improper use and maintenance. This leads to health damage. In this case, immediately switch off the tool and have it repaired by an authorised service workshop.
■ The degree of stress due to vibration depends on the work to be performed or on the use of the tool. Estimate the stress and plan appropriate work breaks. This considerably reduces stress due to vibration over the entire working time.
■ Extensive use of the tool exposes the operator to vibrations, which can lead to circulatory issues ("white fingers"). To avoid this risk, wear gloves and keep your hands warm. If any symptoms of "white fingers" occur, immediately consult a physician. These symptoms include: Numbness, loss of feeling, tingling, itching, pain, reduced muscular strength, changes in the colour or condition of the skin. Normally these conditions affect the fingers, hands or pulse. The risk increases at low temperatures.
■ Take long breaks during your working day so you can recover from the noise and the vibrations. Plan your work in such a way that the use of appliances that generate strong vibrations is spread over several days.
If you notice an unpleasant sensation or discolouration of the skin on your hands when using the tool, stop work immediately. Take sufficient work breaks. Without sufficient breaks, a hand/arm vibration syndrome can occur.
- Minimise your risk of being exposed to vibrations. Maintain the tool according to the instructions in the operating instructions.
If the tool is used frequently, contact your dealer to purchase anti-vibration accessories (e.g. handles).
- Avoid working with the tool at temperatures below 10 °C. Define how the vibration load can be limited in a work plan.
3.3 Noise pollution
A certain level of noise exposure from this appliance is inevitable. Carry out noisy work at approved and specified time periods. Observe rest periods as
necessary and restrict the duration of the work to a minimum. For your personal protection and protection of persons in the vicinity, appropriate hearing protection must be worn.
3.4 Safety notes for rechargeable battery and charger
Heed the safety instructions for the rechargeable battery and for the charging unit in the separate operating instructions.
See:
■ Operating instructions
441630: Li-ion rechargeable battery B150 Li (B05-3640), B200 Li (B05-3650)
■ Operating instructions 441633: charger C130 Li (C05-4230)
4 INSTALLATION
Assembly: see images (02) to (04).

WARNING!
Danger if assembly is not carried out completely!
Operation of an incompletely assembled appliance can result in serious injury.
■ Only operate the appliance when it is fully assembled.
- Do not insert the battery into the appliance until it is fully assembled.
- Check that all safety and protective devices are in place and functioning correctly before switching on.
5 START-UP
5.1 Charging the rechargeable battery (05)

NOTE
The rechargeable battery and charger are only included in the scope of supply of specific article numbers; refer to the technical data at the front of these operating instructions.
The following li-ion rechargeable batteries and charging units from AL-KO can be used:
Product Designation Item no.
| Li-ion rechargeable battery | B150 Li (B05-3640) 113280 |
| Li-ion rechargeable battery | B200 Li (B05-3650) 113524 |
| Charging unit | C130 Li (C05-4230) 113281 |
The rechargeable battery is partially charged. Fully charge the rechargeable battery before using it for the first time. The rechargeable battery can be charged in any charge status. Interrupting charging does not damage the rechargeable battery.

NOTE
For detailed information, heed the separate operating instructions for the rechargeable battery and for the charging unit.

CAUTION!
Danger of fire during charging!
Due to heating of the charger, there is a danger of fire if it is placed on an inflammable surface and is not adequately ventilated.
■ Always use the charger on a non-inflammable surface or in a non-combustible environment.
If available: Keep the ventilation slots free.
-
Insert the rechargeable battery (05/1) in the charging unit (05/2) and plug the power plug (05/3) into the power outlet. The charging process begins and the LED for indicating the operating status (05/4) flashes green.
-
Observe the LED (05/4). The charging process takes approx. 1.5 – 2.0 hours until fully charged. The charging process ends automatically when the rechargeable battery is fully charged. The LED (05/4) then lights permanently green.
- Disconnect the power plug (05/3) when the LED (05/4) permanently lights green.
- Press and hold the engaging button on the bottom of the rechargeable battery.
- Pull the rechargeable battery (05/1) out of the charging unit (05/2).
Status displays on the charging unit (06)
The LED (06/1) on the charging unit indicates the charge status of the rechargeable battery and the operating condition of the charging unit. The symbols (06/2) on the charging unit indicate these states:
| Symbol | LED and charge status |
| LED lights green: The rechargeable battery is fully charged. | |
| LED flashes green: The rechargeable battery is charging. | |
| LED lights red: There is no rechargeable battery in the charging unit. | |
| LED flashes red: The rechargeable battery is too hot and will therefore not charge. |
5.2 Determining the charge status of the rechargeable battery (07)
There is a control panel with a pushbutton (07/1) and LED charge status displays (07/2 to 07/5) on the front of the rechargeable battery.
- Press the pushbutton (07/1). The charge status displays light according to the charge status of the rechargeable battery.
- To read the charge status, see section "Charge status displays on the rechargeable battery".
Charge status displays on the rechargeable battery
| LEDs Battery charge level | |
| Green(07/2) | Rechargeable battery is fully charged, i.e. to 100 %. |
| Green(07/3) | Rechargeable battery is charged to over 50 %. |
LEDs Battery charge level
| Green (07/4) | Rechargeable battery is charged to less than 50 %. |
| Red (07/5) | The rechargeable battery is fully discharged or the rechargeable battery has been overheated/undercooled. |
5.3 Inserting and pulling out the rechargeable battery (08)
IMPORTANT!
Danger of damage to the rechargeable battery
If the rechargeable battery is left in the appliance after use, it may damage the rechargeable battery.
Immediately after use, pull the rechargeable battery out of the appliance and store in a frost-protected area.
■ Only insert the rechargeable battery in the appliance immediately before starting work.
Inserting the battery
- Open the cover (08/1) of the rechargeable battery compartment (08/a).
- Push the rechargeable battery (08/2) into the rechargeable battery slot from above until it engages (08/b).
- Close the cover of the rechargeable battery compartment.
Pull out the rechargeable battery
- Press and hold the unlock button on the rechargeable battery.
- Pull out the rechargeable battery (08/2).
5.4 Switching the power supply on and off (09)
The safety key for the key switch in the rechargeable battery compartment can be used to switch the power supply for the entire appliance on and off.

WARNING!
Risk of injury
Unintentional switching on can lead to serious injuries.
■ Each time before work breaks and maintenance work: switch off the appliance and remove the safety key.
Switching on the power supply
- Fold open (09/a) the cover (09/1) of the rechargeable battery compartment.
- Insert (09/b) the safety key (09/2). The appliance is supplied with operating voltage, but does not yet begin to operate.
- Close the cover of the rechargeable battery compartment.
- Switch on the appliance: Start the motor see chapter 6.2 "Starting and stopping the motor (11)", page 37.
Switching off the power supply
- Remove the safety key (09/2).
- Immediately after use, pull the rechargeable battery out of the appliance, charge and store in a frost-protected area. Only insert the rechargeable battery in the appliance immediately before the next use.
6 OPERATION

WARNING!
Danger if assembly is not carried out completely!
Operation of an incompletely assembled appliance can result in serious injury.
■ Only operate the appliance when it is fully assembled.
- Do not insert the battery into the appliance until it is fully assembled.
- Check that all safety and protective devices are in place and functioning correctly before switching on.
6.1 Setting the cutting height (10)

CAUTION!
Danger of lacerations
Danger of lacerations when reaching into the running mower mechanism.
■ Only adjust the cutting height when the motor is switched off and the mower mechanism is stationary.
- Press the release lever (10/1) outwards slightly (10/a) and hold it.
For short grass, push the lever towards the front wheel (10/b), minimum level 1:3 cm
For longer grass, push the lever towards the rear wheel (10/c), maximum level 6: 7.5 cm
- Release the lever until it engages at the required level.
6.2 Starting and stopping the motor (11)
IMPORTANT!
Danger of damage to the appliance
The motor and blade system can be damaged by consecutively switching on and off briefly several times.
■ Only switch the motor on when the mower mechanism has stopped.
Starting the motor
- Press the start button (11/1) and hold (11/a).
- Pull the operator presence control (11/2) towards the handlebar (11/3) (11/b). Starting the motor and mower mechanism.
- Release the start button (11/1) and hold the operator presence control (11/2).

NOTE
The operator presence control does not lock in place. Hold it tight against the handlebar during the entire working period.
Stopping the engine
- Release the operator presence control (11/2). It automatically moves to its initial position.
The motor stops immediately. The mower mechanism keeps running until it stops.

CAUTION!
Danger of lacerations
There is a danger of lacerations when reaching into the mower mechanism while it is running on.
■ Wait until the mower mechanism has stopped.
6.3 Mowing with grass catcher (12, 13)
The appliance can be operated with and without a grass catcher.
Hooking in the grass catcher
- Stop the motor see chapter 6.2 "Starting and stopping the motor (11)", page 37.
- Raise the impact flap (12/1) (12/a).
- Hook in (12/b) the grass catcher (12/2).
- Release the impact flap.
Checking the fill level (13)
The cloth (13/1) for the fill level indicator arches upwards due to the air flow when mowing (13/a). When the grass catcher is full, the cloth lowers. The grass catcher must be emptied.
Unhooking and emptying the grass catcher

CAUTION!
Danger of lacerations
Danger of lacerations when reaching into the running mower mechanism.
■ Only remove the grass catcher when the mower mechanism has stopped.

NOTE
When emptying the grass catcher, also clean the discharge holes of the fill level indicator so that it continues to function properly.
- Stop the motor see chapter 6.2 "Starting and stopping the motor (11)", page 37.
- Raise the impact flap (12/1).
- Lift the grass catcher (12/2) out and remove to the rear.
- Empty the grass catcher.
- Clean the discharge holes (13/2) beneath the fill level indicator cloth.
- Hook in the grass catcher (see above).
6.4 Starting and stopping the wheel drive (14)

NOTE
The wheel drive can only be started with the motor running.
Switching on the wheel drive
- Switch on the appliance and start the motor.
- Press the engagement bar for the wheel drive (14/1) against the handlebar (14/2) and hold (14/a). The engagement bar for the wheel drive does not engage.
Stopping the wheel drive
- Release the engagement bar for the wheel drive (14/1) (14/b). It automatically moves to its initial position.
6.5 Mulching with mulching insert [46.9 Li SP] (15, 16)
When mulching, the cuttings are not collected but remain on the lawn. The mulch protects the ground from drying out and supplies it with nutrients. The best results are achieved through regularly cutting back by approx. 2 cm. Only new grass with soft leaf tissue rots quickly.
■ Grass height before mulching: max. 8 cm
■ Grass height after mulching: min. 4 cm
![AL-KO 42.9 Li - Mulching with mulching insert [46.9 Li SP] (15, 16) - 1](/content/2026/04/721536/images/00706987d431e4cc9213f8a897cd81c10b05c0b7ab2e93e3367522d7d64a03a7.jpg)
NOTE
Adjust the stepping speed of the mulching, do not go too quickly.
Installing the mulching insert

CAUTION!
Danger of lacerations
Danger of lacerations when reaching into the running mower mechanism.
■ Switch off the appliance and remove the safety key before inserting or removing the mulching insert.
- Switch off the appliance: turn the safety key to 0 and remove it.
- Wait until the mower mechanism has stopped.
- Remove the grass collector.
- Lift the baffle (15/1) and insert the mulching insert (15/2) in the discharge channel (15/3) (15/a). The locking mechanism must engage.
IMPORTANT!
Danger of damage to the appliance
If the mulching insert does not engage, the mulching insert and mower mechanism can be damaged.
■ Make sure that the locking mechanism engages.
Removing the mulching insert
- Switch off the appliance: turn the safety key to 0 and remove it.
- Wait until the mower mechanism has stopped.
- Lift the baffle.
- Release the locking mechanism (16/1) on the mulching insert (16/a).
- Pull out (16/b) the mulching insert (16/2).
7 WORK INSTRUCTIONS
Heed the safety instructions (Safety instructions).

NOTE
Comply with the local regulations as to when a lawnmower can be operated.
- Watch out for objects in the grass and remove them from the working area.
■ Only mow when visibility is good.
■ Only mow with a sharp cutting blade.
■ Only control the appliance by the handlebar.
■ Only move the appliance at walking speed.
■ Always move the appliance across the slope. Do not mow up or down the slope, or on slopes with a gradient of more than 10^ . Exercise particular care when changing direction.
Cutting performance or operating time of the rechargeable battery
The cutting performance or the area that can be mown depends on the properties of the grass. Factors such as the length of the grass, the grass density, the selected cutting height and wet grass affect the cutting performance.
■ Optimum operating time is achieved by frequent mowing and keeping the grass short.
■ Frequently switching the lawnmower on and off during the mowing process reduces the cutting performance as does a non-fully charged rechargeable battery.
■ Starting the wheel drive reduces the cutting performance or the operating time of the rechargeable battery.
To optimise cutting performance, it is recommended to mow the grass often, to set a high cutting height and to move the appliance at walking speed.
■ Cutting performance in m^2 with 100% rechargeable battery charge:
42.9 Li: max. 400 m²
42.9 Li SP: max. 400 m²
46.9 Li SP: max. 500 m²

NOTE
To prolong the operating time, an additional rechargeable battery can be purchased.
Tips for mowing
- Maintain a constant cutting height of 3–5 cm; do not mow the grass to less than half its original height.
- Do not overload the lawnmower. If the motor speed drops noticeably because of long, thick grass, increase the cutting height and mow in several passes.
Wind and sun can dry out the lawn after mowing so it is better to mow in the late afternoon.
8 MAINTENANCE AND CARE

WARNING!
Danger of lacerations
Danger of cutting injuries when reaching into sharp-edged, moving appliance parts and into cutting tools.
■ Before maintenance, care and cleaning work, always switch off the appliance. Remove the rechargeable battery.
■ Always wear protective gloves during maintenance, care and cleaning work.
8.1 Regular maintenance work
■ Make sure that all nuts, bolts and screws are tightened and the appliance is in a safe working condition.
- Check the grass collector regularly for correct operation and wear.
8.2 Cleaning the appliance and mower mechanism
IMPORTANT!
Danger from water
Water in the appliance causes short-circuits and destroys electrical components.
-
Do not spray the appliance with water.
■ Only use a broom or a brush for cleaning. -
Stop the motor (see chapter 6.2 "Starting and stopping the motor (11)", page 37).
-
Pull out the rechargeable battery.
-
Unhook the grass catcher.
-
Tip the appliance onto the side and clean the mower mechanism with a broom or brush.
8.3 Checking and renewing the cutting blade

WARNING!
Severe injuries due to blade parts being flung out
A worn, cracked or damaged cutting blade can break, and its parts can become dangerous projectiles.
■ Regularly check the cutting blade for damage.
- Do not use the lawnmower if the cutting blade is worn or damaged.
■ Only have blunt or damaged cutting blades sharpened or replaced by an AL-KO service centre or an authorised specialist company.
■ To avoid vibrations, the cutting blade and blade bolt must always be replaced together.
■ Resharpened cutting blades must be balanced. Unbalanced cutting blades cause strong vibrations and damage the appliance.
8.4 Adjusting the Bowden cable of the wheel drive (optional) (17)
If the wheel drive can no longer be switched on with the motor running, the Bowden cable has become too long and must be tightened.

CAUTION!
Risk of injury
Sharp-edged and moving appliance parts (e.g. cutting blade) as well as a suddenly starting lawnmower can lead to injuries.
■ Only adjust the Bowden cable with the motor switched off.
- Switch off the appliance and wait until the mower mechanism has stopped.
- Turn the adjusting part (17/1) on the Bowden cable in the direction of the arrow (17/a).
- To check the setting, start the motor and switch on the wheel drive.
- If the wheel drive still does not function, take the lawn mower to a service centre or an authorised specialist company.
8.5 Repair work

WARNING!
Risk of injury during repair work
Improper repairs can lead to serious injuries and damage to the appliance.
■ Repair work may only be carried out by AL-KO service centres or authorised specialist workshops.
In the following cases, visit the AL-KO service centre:
■ Motor no longer starts.
■ Appliance has moved onto an obstruction.
■ Cutting blade and/or motor shaft are bent.
■ Appliance vibrates and does not run smoothly.
■ Rechargeable battery has discharged or is damaged.
9 HELP IN CASE OF MALFUNCTION

CAUTION!
Risk of injury
Sharp-edged and moving appliance parts can lead to injury.
■ Always wear protective gloves during maintenance, care and cleaning work.

NOTE
For malfunctions that are not listed in this table or that you cannot resolve yourself, please contact our customer service.
| Malfunction Cause Remedy | ||
| Motor does not run. | Safety key is not inserted in the key switch. | Insert the safety key in the key switch. |
| Rechargeable battery missing or not seated correctly. | Insert the rechargeable battery correctly. | |
| Rechargeable battery is flat. Charge the rechargeable battery. | ||
| Cutting blade is blocked. | ■ Free the blade of obstructions.■ Start the appliance on short grass. | |
| Cables or switches are defective. | Do not operate the tool! Contact an AL-KO service centre. | |
| Engine is losing power. | Rechargeable battery is flat. Charge the rechargeable battery. | |
| Cutting blade is blunt. Have the cutting blades sharpened at an AL-KO service centre. | ||
| Too much grass in the ejector. | ■ Remove the grass.■ Clean the impact flap. | |
| Motor stops during mowing. | Cutting blade is blunt. Have the cutting blades sharpened at an AL-KO service centre.Motor is overloaded. Switch off the appliance, set on level ground or shorter grass and restart. | |
| Grass catcher is not filling sufficiently. | Grass is wet. Allow the lawn to dry. | |
| Grass catcher is clogged. Clean the grid of the grass catcher. | ||
| Too much grass in the discharge channel or housing. | ■ Clean the discharge channel/housing ■ Correct cutting height | |
| Cutting blade is blunt. Have the cutting blades sharpened at an AL-KO service centre. | ||
| Rechargeable battery operating time is significantly shorter. | Cutting height is too low. Set a higher cutting height. | |
| Grass is too long or too wet. Allow the grass to dry and set a higher cutting height. | ||
| Mowing speed is too high. | ■ Reduce the mowing speed ■ Clean the discharge channel/housing, the cutting blade must rotate freely. | |
| Grass catcher is full. Empty the grass catcher and clean the discharge channel. | ||
| The service life of the rechargeable battery has expired. | Replace the rechargeable battery. Only use genuine accessories from the manufacturer. | |
| Rechargeable battery cannot be charged. | Rechargeable battery contacts are dirty. | Clean the rechargeable battery contacts with a non-metallic object and spray with a contact spray.Important: Do not short-circuit the rechargeable battery contacts with a metallic object. |
| Rechargeable battery or charging unit is defective. | Order spare parts from AL-KO. | |
| Rechargeable battery is too hot. | Allow the battery to cool down. | |
10 TRANSPORT

NOTE
The nominal energy of the rechargeable battery is more than 100 Wh. Therefore, observe the following transport instructions.
The li-ion rechargeable battery contained in the appliance is subject to the hazardous goods law,
but can be transported under simplified conditions:
The rechargeable battery can be transported on public roads by the private user without further conditions provided it is packaged for retail sale and the transport serves personal purposes.
■ Commercial users who carry out the transport in connection with their main activity (e.g. delivery from and to building sites, or
demonstrations) can also take advantage of this simplification.
In both cases, it is essential to take the mandatory precautions mentioned above to prevent any leakage of the contents. In other cases, it is essential to comply with the regulations of the hazardous goods law. In the case of non-compliance, severe penalties can be imposed on the sender and possibly the transporter.
Additional notes on transport and shipment
■ Only transport or send the li-ion rechargeable battery in an undamaged condition.
For transporting the rechargeable battery, only use the original cardboard box or a suitable hazardous goods cardboard box (not required for rechargeable batteries with a nominal energy less than 100 Wh).
■ Tape off exposed rechargeable battery contacts to avoid a short circuit.
- Secure the rechargeable battery against shifting in the packaging to avoid damage to the rechargeable battery.
■ Ensure the correct marking and documentation of the shipment for transport or shipping (e.g. by parcel service or freight forwarding).
- Check in advance that transport with the selected service provider is possible and indicate the shipment.
We recommend involving a hazardous goods specialist in preparation of the shipment. Also heed any further national regulations.
11 STORAGE
Thoroughly clean the appliance after each use and – if present – attach all covers. Store the appliance in a dry, lockable place out of the reach of children.
11.1 Storing the rechargeable battery lawnmower (18)

CAUTION!
Risk of injury
If the appliance is accessible to children and unauthorised persons during storage, this can result in injury.
■ Store the appliance out of the reach of children and unauthorised persons.
■ Only store the appliance when the rechargeable batteries have been removed.
- Switch off the appliance: Remove the safety key.
- Set the cutting height to the highest level.
- Pull out the rechargeable battery.
- Allow the engine to cool down.
- Thoroughly clean the appliance.
- Rub a thin coat of oil or silicon onto all metal parts for corrosion protection.
- Fold in the handlebar.
- Store the appliance in a dry, clean location protected from frost. Cover with a breathable tarpaulin to protect against dust. Do not use plastic film in order to avoid the accumulation of moisture.
11.2 Storing the rechargeable battery and charging unit

DANGER!
Danger of explosion and fire!
Persons will be fatally or severely injured if the rechargeable battery explodes because it was stored in front of naked flames or heat sources.
■ Store the rechargeable battery in cool and dry conditions, but not in front of naked flames or heat sources.

NOTE
When charging, the rechargeable battery is protected from overcharging due to automatic detection of the charge status and thus can remain connected to the charging unit for some time, but not permanently.

NOTE
Heed the separate operating instructions for the rechargeable battery and for the charging unit.
■ Store the rechargeable battery in a dry, frost-free place at an ambient temperature between 0 °C and 25 °C and a charge state of approx. 40 - 60 %.
- Do not store the rechargeable battery in the vicinity of metallic objects or of objects containing acid to avoid the risk of short-circuit.
12 DISPOSAL
Information on the German Electrical and Electronic Equipment Act (ElectroG)

■ Electrical and electronic appliances do not belong in household waste, but should be collected and disposed of separately.
■ Used batteries or rechargeable batteries that are not installed permanently in the old appliance must be removed before disposal. Their disposal is regulated by the battery law.
- Owners or users of electrical and electronic appliances are obliged by law to return them after use.
The end user bears personal responsibility for deleting his personal data from the old appliance to be disposed of.
The symbol of the crossed-through rubbish bin means that electrical and electronic appliances may not be disposed of in the household rubbish.
Electrical and electronic appliances can be handed in at the following places at no charge:
■ Public service disposal or collection points (e.g. municipal building yards)
■ Points of sale of electrical appliances (stationary and online) provided traders are obliged to take them back or offer this voluntarily.
These statements only apply to appliances that are installed and sold in the countries of the European Union and are subject to European Directive 2012/19/EU. Different provisions may apply to the disposal of electrical and electronic appliances in countries outside the European Union.
Information on the German Battery Act (BattG)

■ Used batteries and rechargeable batteries do not belong in household waste, but should be collected and disposed of separately.
For safe removal of batteries or rechargeable batteries from the electrical appliance and for information on their type or chemical system, follow the further information within the operating or installation instructions.
- Owners or users of batteries and rechargeable batteries are obliged by law to return them after use. Return is limited to the handover of customary household quantities.
Used batteries can contain harmful substances or heavy metals that can cause damage to the environment and human health. Reuse of the used batteries and use of the resources contained therein contributes to the protection of these two essential commodities.
The symbol of the crossed-through rubbish bin means that batteries and rechargeable batteries may not be disposed of in household rubbish. In addition, if the symbol Hg, Cd or Pb appears under the rubbish bin, this stands for the following:
■ Hg: Battery contains more than 0.0005 % mercury
Cd: Battery contains more than 0.002 % cadmium
■ Pb: Battery contains more than 0.004 % lead Rechargeable batteries and batteries can be handed in at the following places at no charge:
■ Public service disposal or collection points (e.g. municipal building yards)
■ Points of sale of batteries and rechargeable batteries
■ Disposal points of the common take-back system for the used batteries of appliances
■ Disposal point of the manufacturer (if not a member of the common take-back system)
These statements apply only to rechargeable batteries and batteries that are sold in the countries of the European Union and that are subject to European Directive 2006/66/EU. Different provisions can apply to the disposal of rechargeable batteries and batteries in countries outside the European Union.
13 AFTER-SALES / SERVICE
In the event of questions of warranty, repair or spare parts, please contact your nearest AL-KO Service Centre. These can be found on the Internet at:
www.al-ko.com/service-contacts
14 GUARANTEE
We will resolve any material or manufacturing faults on the appliance during the legal warranty period for claims relating to faults, in accordance with our choice either to repair or replace. The legal warranty period is determined by the legislation of the country in which the appliance was purchased.
Our warranty promise applies only if:
■ These operating instructions are heeded
■ The appliance is handled correctly
■ Original spare parts have been used
The warranty becomes void in the case of:
■ Unauthorised repair attempts
■ Unauthorised technical modifications
Non-intended use
The guarantee excludes:
- Paint damage that can be attributed to normal wear and tear
■ Wear parts that are marked with a frame (x) on the spare parts card
The guarantee period commences with purchase by the first end user. The date on the proof of purchase is decisive. In the event of a guarantee claim, please take this guarantee declaration and the original proof of purchase, and contact your dealer or the nearest authorised customer service centre.
This statement does not affect the purchaser's statutory claims for defects against the vendor.
15 TRANSLATION OF THE ORIGINAL EU/EC DECLARATION OF CONFORMITY
We hereby declare, as the exclusive responsible party, that this product in its marketed form conforms to the requirements of the harmonised EU Directives, EU safety standards and the product-specific standards.
Product
Battery lawnmower
Serial number
G1043011
Manufacturer
AL-KO Geräte GmbH
Ichenhauser Str. 14
D-89359 Kötz
Germany
Duly authorised person for technical file
Andreas Hedrich
Ichenhauser Str. 14
D-89359 Kötz
Germany
Type
42.9 Li
42.9 Li SP
46.9 Li SP
Sound power level
EN ISO 3744
measured/guaranteed
42.9 Li:
93.3 dB(A) / 96 dB(A)
42.9 Li SP:
93.3 dB(A) / 96 dB(A)
46.9 Li SP:
94.2 dB(A) / 96 dB(A)
EU directives
2006/42/EC
2014/30/EU
2000/14/EC
2011/65/EU
Conformity evaluation
2000/14/EC Annex VI
Notified body
Harmonised standards
EN 60335-1:2012/A11:2014
EN 60335-2-77:2010
EN 55014-1:2017
EN 55014-2:2015
EN 62233:2008

Dr. Wolfgang Hergeth
Managing Director
VERTALING VAN DE ORIGINELE GEBRUIKERSHANDLEIDING
Inhoudsopgave
2 PRODUCTOMSCHRIJVING
2.1 Beoogd gebruik
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14 GARANZIA
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14 GARANCIJA
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14 JAMSTVO
Možebitne greške u materijalu ili proizvodnji na uređaju uklonit ćemo tijekom zakonskoga roka zastare za jamstvo na nedostatke prema vlastitom izboru popravljanjem ili zamjenskom dostavom. Rok zastare određuje se prema pravu države u kojoj je uređaj kupljen.
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13 KUNDESERVICE/SERVICE
8 VEDLIKEHOLD OG PLEIE

ADVARSEL!
Fare for kuttskader
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