FLOORTEC 550 B - Nettoyeur de sol NILFISK - Free user manual and instructions

USER MANUAL FLOORTEC 550 B NILFISK

TROUBLESHOOTING 13 SCRAPPING 13 EC DECLARATION OF CONFORMITY 14

146 2357 000(1)2005-03 A FLOORTEC 550 B

ENGLISH USER MANUAL INTRODUCTION OTHER REFERENCE MANUALS –

MANUAL PURPOSE AND CONTENTS The purpose of this Manual is to provide the operator with all necessary information to use the machine properly in a safe and autonomous way. It contains information about technical characteristics, operation, machine storage, maintenance, spare parts and safety conditions. Before carrying out any procedure on the machine, the operators and technicians in charge of the machine maintenance must read this manual carefully. Contact an authorised Nilfisk-Alto Service Center in case of doubts regarding the interpretation of the instructions and for any further information.

Electronic battery charger manual (if equipped), which is to be considered an integral part of this manual. Moreover, the following manuals are available: • Spare parts list (supplied with the machine). • Service manual (that can be consulted at Nilfisk-Alto Service Centers).

SPARE PARTS AND MAINTENANCE This manual is intended for qualified operators and technicians involved in the machine maintenance.

All necessary operating, maintenance and repair procedures must be carried out by qualified personnel or by Nilfisk-Alto Service Centers (listed at the end of this manual). Only original spare parts and accessories must be used. Call Nilfisk-Alto for service or to order spare parts and accessories, specifying the machine model and serial number.

HOW TO KEEP THIS MANUAL CHANGES AND IMPROVEMENTS The User manual must be kept near the machine, inside an adequate case, far from liquids and other substances that can cause damage to it.

Nilfisk-Alto constantly improves its products and reserves the right to make changes and improvements at its discretion without being obliged to apply such benefits to the machine that were sold previously. Any change and/or addition of accessory must be approved and performed by Nilfisk-Alto.

TARGET IDENTIFICATION DATA The machine model and serial number are marked on the plate on the frame and can be read by lifting the hood. (18, Fig. T). The machine model year is written in the EC statement and it is also indicated by the first two figures of the machine serial number. This information is useful when requiring machine and engine replacement parts. Use the following table to write down the machine identification data for any further reference.

MACHINE model MACHINE serial number

FLOORTEC 550 B SAFETY The following symbols indicate potentially dangerous situations. Always read this information carefully and take all necessary precautions to safeguard people and property. No accident prevention program is effective without the total cooperation of the person responsible for the machine operation. Most of the accidents that may occur in a factory, while working or moving around, are caused by failure to comply with the simplest rules for exercising prudence. A careful and prudent Operator is the best guarantee against accidents and is essential for successful completion of any prevention program.

146 2357 000(1)2005-03 A USER MANUAL ENGLISH SYMBOLS DANGER! It indicates a dangerous situation with risk of death for the Operator. WARNING! It indicates a potential risk of injury for people. CAUTION! It indicates a caution or a remark related to important or useful functions. Pay attention to the paragraphs marked by this symbol. NOTE Consult the User manual before performing any procedure.

Specific warnings and cautions to inform about potential damages to people and machine are shown below.

To perform maintenance/repair procedures turn the machine ignition key to OFF position and disconnect the battery. This machine must be used by properly trained and authorised personnel only. Children or disabled people cannot use this machine. Keep sparks, flames and smoking materials away from the batteries. During the normal operation explosive gases are released. Do not wear jewels when working near electrical components. Do not work under the lifted machine, if it is not securely fixed. Do not operate the machine near toxic, dangerous, inflammable and/or explosive powders, liquids or vapours. Battery charging produces highly explosive hydrogen gas. Keep the hood open during battery charging and perform the operation only in well-ventilated areas and far from naked flames.

Carefully read all the instructions before carrying out any maintenance/repair procedure. Take all necessary precautions to prevent hair, jewels and loose clothes from being caught in the moving parts of the machine. Do not smoke while charging the batteries. Do not leave the machine unattended with the ignition key inserted and the parking brake deactivated. Do not use the machine on surfaces with a gradient greater than the one indicated on the machine. Do not wash the machine with direct or pressurised water jets, or with corrosive substances. Do not use compressed air to clean this type of machine. Do not use the machine in particularly dusty areas. While using this machine, take care not to cause damage to other people, especially children. Do not put any can containing fluids on the machine. The storage temperature must be between 0°C and +40°C. The machine operating temperature must be between 0°C and +40°C. The humidity must be between 30% and 95%. Always protect the machine against the sun, rain and bad weather, both under operation or inactivity condition. Do not use the machine as a means of transport. Do not allow the brooms to operate while the machine is stationary to avoid damaging the floor. In case of fire, possibly use a powder fire extinguisher, not a water one. Do not bump into shelves or scaffoldings, particularly where there is a risk of falling objects. Adjust the operation speed to suit the floor conditions. Do not tamper with the machine safety guards and follow the ordinary maintenance instructions scrupulously. Do not remove or modify the plates affixed to the machine by the Manufacturer. In case of machine malfunctions ensure that these are not caused by a lack of maintenance. Otherwise, request assistance from the authorised personnel or from an authorised Service Center.

ENGLISH USER MANUAL UNPACKING When the machine is delivered, check that the cardboard packing and the machine were not damaged during transportation. If the damage is evident, keep the packing and have it checked by the Parcel Service that delivered it. Call the Carrier immediately to fill in a damage claim. Please check that the following items have been supplied with the machine: 1. Technical documents: Sweeper Use and Maintenance Manual, Electronic Battery Charger Manual (if installed on the machine), Spare Part List 2. No. 1 main fuse 3. No. 1 side broom fuse

MACHINE DESCRIPTION OPERATION CAPABILITIES The sweeper is used to sweep dust or light debris on smooth and solid floor, in civil or industrial environment, under safe operation conditions by a qualified Operator. NOTE Forward, backward, front, rear, left or right are intended with reference to the operator’s position, that is to say on the driver’s seat with the hands on the handlebar (3, Fig. C).

Control panel (See Fig. B) 1. Control panel 2. Ignition key 3. Discharged battery warning light 4. Semi-discharged battery warning light 5. Charged battery warning light 6. Display 7. Display selection button: hour counter/ hour and minutes counter / battery voltage (V), 8. Filter-shaker button (optional) 9. Panel fastening screws

Cleaning width without side broom

Cleaning width with side broom

Machine length with lowered handlebar

Machine width, without side broom

Height when the handlebar is lowered

Minimum height from ground

Speed with maximum push force

40 L Machine weight without battery

Rear wheels, driving

Lead, with acid electrolyte

12 V Usable battery capacity

Battery compartment max. size

Dust vacuuming and filtering

Paper dust filter 5-10 µm Electric filter-shaker (optional) Main broom compartment vacuum

ELECTRICAL FUSES Main fuse: Side broom fuse: Filter-shaker fuse (optional):

6, Fig. T 7, Fig. T in the compartment under the control panel

ACCESSORIES/OPTIONS In addition to the standard components, the machine can be equipped with the following accessories/options, according to the machine specific use: – Gel batteries; – Electronic battery charger; – Main and side brooms with harder or softer bristles; – Antistatic polyester or polyester BIA C dust filter; – Electric filter-shaker; – front wheel with brake pedal. For further information concerning the optional accessories, contact Your Retailer.

Front wheel, steering

ENGLISH USE WARNING! On some points of the machine there are some adhesives indicating: – DANGER – WARNING – CAUTION – NOTE While reading this Manual, the Operator must pay particular attention to these symbols. Do not cover these adhesives for any reason, in case of damage replace them immediately.

ENGLISH USER MANUAL BATTERY CHECK/SETTING ON A NEW MACHINE BATTERY INSTALLATION AND BATTERY TYPE SETTING (WET OR GEL)

The machine needs a 12 V battery or two 6 V batteries connected according to the diagram in Fig. T, 10. The machine can be equipped: a) (Lead or gel) battery installed on the machine and ready to be used. 1. Open the hood (7, Fig. C) and check that the battery is connected to the machine through the appropriate connector (3, Fig. T). 2. Lower the hood and check that it is correctly closed (the machine must be as shown in Fig. C). 3. Insert the ignition key (2, Fig. B) in the control panel and turn it to “I” position (without pulling the lever 4, Fig. C). If the green warning light (5, Fig. B) turns on, the battery is ready to be used. Otherwise the battery needs to be charged (see the procedure in the Maintenance chapter). b) Lead battery installed on the machine but dry, that is without liquid electrolyte. 1. Open the machine hood (7, Fig. C). 2. Remove the battery caps (8, Fig. T).

According to the chosen battery type (lead or gel) perform the setting of the electronic board of the machine and the battery charger (if installed on the machine), operating as indicated below:

CAUTION! Be extremely careful when working with sulphuric acid, as it is corrosive. If it comes in contact with skin or eyes, rinse thoroughly with water and call a physician. Batteries have to be filled in a well-ventilated area. Use protective gloves. 3. Fill up each battery element with sulphuric acid for batteries (density from 1.27 to 1.29 Kg at 25°C) in accordance with the instructions specified in the Battery manual. The correct quantity of sulphuric acid is indicated in the Battery Manual. 4. Let the battery rest and fill in with sulphuric acid in accordance with the instructions specified in the Battery manual. 5. Proceed with battery recharging (see the procedure in the Maintenance paragraph). Without battery 1. Buy an appropriate battery (See Technical Characteristics paragraph and the diagram 10, Fig. T). For the battery choice and installation, apply to qualified battery retailers. 2. Install the battery. 3. Proceed with machine and battery charger (if installed) setting according to the chosen battery type.

FLOORTEC 550 B Machine setting 1. Turn the key (2, Fig. B) to “0” position. 2. Open the hood (7, Fig. C). 3. The machine setting performed at the factory is for lead (WET) batteries. If this setting corresponds to the type of battery installed on your machine, go to the next paragraph, otherwise perform the following operations: 4. Disconnect the connector (3, Fig. T). 5. Close the hood (7, Fig. C). 6. Remove the screws (9, Fig. B) and take out the control panel (1) with care. 7. Install a jumper wire (1, Fig. S) on the “WET” connectors (2) for lead battery or on the “GEL” connectors (3) for gel battery. 8. Reinstall the control panel and tighten the screw (9, Fig. B). 9. Disconnect the connector (3, Fig. T). Battery charger setting 1. Turn the key (2, Fig. B) to “0” position; open the hood (7, Fig. C) and take the selector (9, Fig. T) to (WET) for lead battery or to (GEL) for gel battery. 2. Install the battery on the machine according to the diagram (10, Fig. T). 3. Proceed with recharging the batteries (see the procedure in the Maintenance paragraph).

BEFORE START-UP WARNING! Ensure that the hopper (17, Fig. C) is correctly closed before starting up the machine.

146 2357 000(1)2005-03 A USER MANUAL STARTING AND STOPPING THE MACHINE At every start-up 1. Insert the ignition key (2, Fig. B) in the control panel; turn it to “I” position [without pulling the lever (4)], then check that the green warning light (5, Fig. B) turns on. 2. If the warning light becomes green or red (3 or 4, Fig. B) take the ignition key to “0” position and take it out. Proceed with recharging the batteries (see the procedure in the Maintenance paragraph). Starting the machine 1. Adjust the handlebar (3, Fig. B) by means of the handles (5), to reach a comfortable position. 2. Lower the side broom (10, Fig. C), disengage the handle (12) from its retainer (2) and lower the handle (without turning it). NOTE The side broom (10, Fig. C) can be lowered also when it is running. 3. 4.

Turn the ignition key (1, Fig. B) to “I” position without pulling the selector lever (4, Fig. C). Check that the green warning light (5, Fig. B) (battery charger) turns on. If the warning light becomes green or red (3 or 4, Fig. B) take the ignition key to “0” position, then charge the battery. (See related chapter). Pull the selector lever (4, Fig. C) with care until the machine starts to move. The speed is proportional to the pressure applied to the selector lever (4, Fig. C).

Stopping the machine Release the selector lever (4, Fig. B) completely to stop the machine. To stop the machine, turn the key (1, Fig. B) to “0” position. To lift the side broom (10, Fig. C), lift the handle (12) (without turning it) and engage its retainer (2).

146 2357 000(1)2005-03 A ENGLISH MACHINE OPERATION 1.

Avoid stopping for a long time with the machine in the same position and the brooms rotating: this could create unwanted marks on the floor. For the machine to sweep properly the dust filter must be as clean as possible. To clean the filter while sweeping, activate the filter-shaker proceeding as follows and according to the type of filter-shaker installed: a) Manual filter-shaker: turn the ignition key to “0” position, pull the handle outward (20, Fig. C) till the end of stroke, and then release it. The internal return spring strikes the dust filter frame and shakes it. Repeat this operation several times. Turn the ignition key to “I” position. b) Electric filter-shaker (optional): press and hold the filter-shaker button (8, Fig. B) for few seconds. While working, repeat the operation every 10 minutes on average (depending on the dustiness of the area to be cleaned).

NOTE During this operation the main engine and all functions are automatically stopped. NOTE When the dust filter is obstructed the machine cannot collect dust and debris anymore. CAUTION! To avoid damaging the dust filter do not work on wet grounds. The hopper (17, Fig. C) should be emptied after each working period and whenever is full. NOTE When the hopper is full the machine cannot collect dust and debris anymore.

Release the lever to stop the machine. Turn the ignition key (2, Fig. B) to “0” position. Disengage the hook (18, Fig. C) by pulling its inferior end. By means of the handle (19, Fig. C) pull out the hopper (17) and empty it. Take back the hopper to its normal position and engage the hook (18). The machine is ready to start working again.

AFTER USING THE MACHINE After working, before leaving the machine: 1. Clean the filter with the manual filter-shaker lever (20, Fig. C) or with the electrical filter-shaker switch (2, Fig. B) (if equipped). 2. Empty the hopper (17, Fig. C) (see instructions in the previous paragraph). 3. Lift the side broom by means of the handle (12, Fig. C). 4. Remove the ignition key (2, Fig. B) from the machine. 5. Make sure that the machine cannot move independently. 6. Activate the optional pedal brake (26, Fig. C).

MAINTENANCE The lifespan of the machine and its operating safety are ensured by correct and regular maintenance. The following chart provides the scheduled maintenance. The intervals shown may vary according to particular working conditions, which are to be defined by the person in charge of the maintenance. WARNING! Operations to be carried out with the machine off, the ignition key not inserted and (if required) the battery disconnected. Moreover, carefully read the instructions in the Safety chapter. All routine or extraordinary maintenance operations must be performed by skilled personnel, or by an authorised Service Center. This manual describes only the easier and most common maintenance procedures. NOTE For other service procedures of the scheduled maintenance, please refer to the Service Centers.

PUSHING THE MACHINE The machine can be moved my pushing it both with the ignition key (2, Fig. B) to “0” and to “I” positions.

MACHINE LONG INACTIVITY If you foresee that the machine will not be used for more than 30 days, proceed as follows: – Disconnect the battery connector (3, Fig. T). – Lift the machine so that the skirts, the main broom and the wheels do not touch the ground. – If the optional battery charger is installed, disconnect the positive battery terminal (+) directly from the battery (+) pole.

FIRST PERIOD OF USE After the first period of use (first 8 hours) it is necessary to check that the fixing and connecting elements are correctly tightened, that the visible parts are integral and that there are no leakages.

Battery fluid level check

Driving belt visual inspection: traction, main broom

Skirt height and operation check Side and main broom height check Dust filter cleaning and integrity check Electrical filter-shaker (optional) operation check

Nut and screw tightening check Driving belt tensioner adjustment

Driving belt replacement: traction, main broom

Main electric motor brush (or carbon brush) check or replacement Hood opening switch operation check

(*): For the related procedure, see the Service Manual. (1): Or at every start-up.

MAIN BROOM HEIGHT CHECK NOTE Brooms of various hardness are available. This procedure is applicable to all types of brooms.

Check the main broom for proper ground clearance, proceeding as follows: – Drive the machine on a level ground. Keep the machine stationary and rotate the main broom for a few seconds; – Stop the main broom and move the machine. – Check that the main broom print (1, Fig. D), along its length, is from 2 to 4 cm wide. – If the print (A) is different, it is necessary to adjust the broom height, proceeding as described in step 2. Drive the machine on a level ground and activate the pedal brake (26, Fig. C) (if present). Turn the ignition key (2, Fig. B) to “0” position. Loosen the knobs (1, Fig. E) on both sides of the machine. Move the broom height variation indicator (2) as necessary on both sides of the machine by using the knobs (1, Fig. E), then screw down the knobs (1). NOTE The indicator (2) must be at the same position on both sides of the machine; the maximum difference allowed is 2 notches to obtain the print (1, Fig. D) from 2 to 4 cm as described in step 1.

Perform step 1 again to check the proper adjustment of the main broom height from the ground. When the broom is too worn to be adjusted, replace it as shown in the next paragraph. CAUTION! If the main broom print is excessive (superior to 4 cm), the machine regular operation is affected and the moving or electrical parts can overheat, thus reducing machine life. Take care when performing the above-mentioned checks and use the machine only according to the indicated conditions.

146 2357 000(1)2005-03 A FLOORTEC 550 B

ENGLISH USER MANUAL MAIN BROOM REPLACEMENT SIDE BROOM HEIGHT ADJUSTMENT NOTE Brooms of various hardness are available. This procedure is applicable to all types of brooms.

NOTE Brooms of various hardness are available. This procedure is applicable to all types of brooms. CAUTION! It is advisable to use protective gloves when replacing the main or side brooms because there can be cutting debris between the bristles. 1. 2. 3. 4.

Drive the machine on a level ground and activate the pedal brake (26, Fig. C) (if present). Turn the ignition key (2, Fig. B) to “0” position. Loosen the knobs (1, Fig. E) on both sides of the machine. Move the broom height variation indicators (2, Fig. E) until the broom is at the maximum ground clearance. Screw down the knobs (1). Open the hood (7, Fig. C). On the left side of the machine, loosen the knob (3, Fig. E). Remove the broom cover (1, Fig. F) pressing downward to disengage the retainers (2). Remove the broom (1, Fig. G). Check also that the entrainer hub is free from dirt or foreign materials (cords, clothes, etc.) accidentally rolled up. The new broom must be installed with the bristles rows bended as shown in the figure H (top view). Install the new broom on the machine and ensure that its mesh (1, Fig. I) correctly fits in the related entrainer hub (4, Fig. Q). Reinstall the broom cover (1, Fig. F), engaging the retainers (2). Screw down the knob (3, Fig. E). Carry out the main broom height adjustment as described in the previous paragraph.

SIDE BROOM REPLACEMENT NOTE Brooms of various hardness are available. This procedure is applicable to all types of brooms. CAUTION! It is advisable to use protective gloves when replacing the main broom because there can be cutting debris between the bristles. 1. 2. 3.

FLOORTEC 550 B Check the side broom is at the correct height from the ground, proceeding as follows: – Drive the machine on a level ground and lower the side broom. – Keep the machine stationary and rotate the side broom for few seconds. – Stop the side broom and move the machine. – Check that the side broom print is, in extension and orientation, as shown in figure J. If it is different, adjust the broom height as described in the following step 2. Rotate the knob (12, Fig. C) clockwise or counter-clockwise to adjust the broom height from the ground. Perform step 1 again to check the proper adjustment of the side broom height from ground. When the broom is too worn to be adjusted, replace it as shown in the next paragraph.

Drive the machine on a level ground and activate the pedal brake (25, Fig. C) (if present). Turn the ignition key (2, Fig. B) to “0” position. Introduce the hand inside the side broom and press the tabs (1, Fig. K) inwards, then remove the broom (2) disengaging it from the four pins (3). Install the new broom on the machine engaging it on the pins (3) and on the tabs (1). Carry out the side broom height adjustment as described in the previous paragraph.

146 2357 000(1)2005-03 A USER MANUAL DUST FILTER CLEANING AND INTEGRITY CHECK NOTE Besides the standard paper filter, optional polyester filters are also available. The following procedure is applicable to each type of filter. 1.

Drive the machine on a level ground and activate the pedal brake (26, Fig. C) (if present). 2. Turn the ignition key (2, Fig. B) to “0” position. 3. Disengage the retainer (18, Fig. C). 4. By means of the handle (19, Fig. C) pull out the hopper (17). 5. Turn the handle (1, Fig. L) upwards (90° approximately) and let the filter frame (2) rotate outwards. 6. Pull out the dust filter (3) upwards. 7. In an outdoor area, clean the filter shaking it on a level and clean surface, tapping the side (1, Fig. M), opposite to the wire gauze (2). Complete the cleaning by means of a compressed air perpendicular jet (3) of max. 6 bars, blowing only from the side protected by the wire gauze (2). According to the filter type, observe the following cautions: – Paper filter (standard): do not use water or detergents to clean it; the filter can be damaged. – Polyester filter (optional): to clean it, see the above-mentioned instructions. For a better cleaning, it is allowed to wash the filter with water and non-lathering detergents. This provides better quality cleaning but reduces the life of the filter, which will have to be replaced more frequently. The use of unsuitable detergents can damage the filter. 8. Check the filter body for tears. 9. If necessary, clean the filter compartment rubber seal (4, Fig. L) along its perimeter and check it for integrity. If necessary, replace it. 10. Reassemble in the reverse order of disassembly.

ENGLISH SKIRT HEIGHT AND OPERATION CHECK 1.

Drive the machine on a level and adequate ground to check the skirt height. Activate the pedal brake (26, Fig. C) (if equipped) or lock the wheels. Turn the ignition key (2, Fig. B) to “0” position.

Side skirt check 3. Check the side skirt (13 and 14, Fig C) integrity. Replace the skirts when they have cuts (1, Fig. N) larger than 20 mm or cracks (2) larger than 10 mm (for skirt replacement, refer to the Service Manual). 4. Check that side skirt (13 e 14, Fig. C) height from the ground is within 0 – 3 mm (see figure O). If necessary, adjust the skirt height, proceeding as follows. Left skirt: a) Open the hood, loosen the knob (3, Fig. E) and remove the broom left cover (1, Fig. F), pushing downward to disengage the retainers (2). b) Adjust the skirt (3, Fig. F) height using its slots (4). c) Reassemble in the reverse order of disassembly. Right skirt: a) Remove the main broom, as described in the related paragraph. b) Remove the belt (12, Fig. T) from the pulley (14); to facilitate the operation, make the pulley (14) rotate operating on the fan (16). c) Unscrew the screws (25, Fig. C) and remove the right cover (24) together with the belt (12, Fig. T). d) On the machine, adjust the skirt (1, Fig. R) height using its slots (2). e) Reassemble in the reverse order of disassembly.

NOTE Reinstall the filter with the wire gauze (2, Fig. M) facing the front part of the machine. (Facing the fan (16, Fig. U)).

146 2357 000(1)2005-03 A FLOORTEC 550 B

ENGLISH USER MANUAL Front and rear skirt check 5. Remove the main broom, as described in the related paragraph. 6. Check the front (1, Fig. Q) and rear (2) skirts for integrity. 7. Replace the skirts when they have cuts (1, Fig. N) larger than 20 mm or cracks (2) larger than 10 mm (for skirt replacement, refer to the Service Manual). 8. Check that the front and rear skirts (1 and 2, Fig. Q) rub lightly on the floor but are not completely lifted from the ground (see figure P). 9. If necessary, adjust the skirt height using its slots (3, Fig. Q). 10. Install in the reverse order of removal.

Charging the battery with an external battery charger 1. Check that the battery charger is adequate referring to the Battery Manual, if necessary: battery charger rated voltage = 12V. NOTE The battery charger must be appropriate for the battery installed on the machine. 2. 3. 4.

BATTERY CHARGING WARNING! Battery charging produces highly explosive hydrogen gas. Charge the batteries in well-ventilated areas and away from naked flames. Do not smoke while charging the batteries. Keep the hood open while recharging the battery. WARNING!

Be extremely careful when charging the battery as there may be battery fluid leakages. The battery liquid is corrosive. If it comes in contact with the skin or eyes, rinse thoroughly with water and consult a physician. 1.

Drive the machine on a level ground and activate the pedal brake (26, Fig. C) (if present). Turn the ignition key (2, Fig. B) to “0” position. Open the hood (7, Fig. C). (Only for lead battery) check the correct level of electrolyte inside the battery; if it is necessary top up through the caps (8, Fig. T). Leave the caps (8) open for the next battery charge. Clean (if necessary) the upper surface of the battery. Proceed with recharging the battery according to one of the following way depending on the presence of the electronic battery charger (4, Fig. T).

Disconnect the battery connector (3, Fig. T) and connect it to the external battery charger. Connect the battery charger to the electrical mains. When the recharging is complete, disconnect the battery charger from the electrical system and from the battery connector (3, Fig. T). Check the correct level of electrolyte inside the battery and close the caps (8). (For lead batteries only). Reconnect the battery connector (3, Fig. T) to the machine. Close the hood (7, Fig. C); the machine is ready to be used.

Battery charging with optional battery charger supplied with the machine 1. (Only for lead battery) check the correct level of electrolyte inside the battery; if it is necessary top up through the caps (8, Fig. T). 2. When the correct level is reached, close the caps (8) and clean (if necessary) the upper surface of the battery. 3. Connect the battery charger electrical cable (5, Fig. T) to the electrical mains. WARNING! Check that the voltage and frequency shown on the machine serial number plate (18, Fig. T) correspond to the electrical mains values. 4. 5.

When the green warning light (11, Fig. T) turns on, the battery is charged. For further information about the battery charger operation (4, Fig. T), see the Battery Charger Operating Manual. Disconnect the battery charger electrical cable (5, Fig. T) from the electrical mains and place it in its special housing. Close the hood (7, Fig. C); the machine is ready to be used. NOTE When the battery charger is connected to the electrical mains, all machine functions are automatically cut off.

146 2357 000(1)2005-03 A USER MANUAL SAFETY FUNCTIONS SCRAPPING HOOD SAFETY SWITCH It is activated when the machine hood is raised. It stops all functions. In case of machine start even when the hood is open, contact an authorized Service Center or Retailer.

TROUBLESHOOTING TROUBLE REMEDY Check that the connector 3, Fig. T is properly connected.

When the key is to “I” position the machine does not start.

ENGLISH Have the machine scrapped by a qualified scrapper. Before scrapping the machine, remove the following components: – Battery – Polyester dust filter – Main and side brooms CAUTION! The removed components must be disposed of properly according to the Law in force.

Check that the hood is correctly closed. Check the fuse (6, Fig. T) integrity. Check that the optional battery charger is not connected.

The side broom does not operate.

Check the fuse (7, Fig. T) integrity.

The machine operates only Re-charge the battery. when stationary, otherwise the If the problem persists, replace the red warning light turns on. battery. The battery autonomy is low.

Install a battery with greater capacity. (min. 140 Ah)

NOTE If the machine has an optional battery charger installed, the machine cannot operate if the charger is not on board. In case of battery charger malfunction, contact an authorised Service Center. For further information, refer to the Service Manual, available at any Nilfisk-Alto Service Center.

146 2357 000(1)2005-03 A FLOORTEC 550 B

ENGLISH USER MANUAL EC DECLARATION OF CONFORMITY

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