KM-470AJE-R452 - Ice Maker Hoshizaki - Free user manual and instructions

USER MANUAL KM-470AJE-R452 Hoshizaki

MODULAR CRESCENT CUBER

MACHINE A GLACONS CROISSANT MODULAIRE

(original instructions)

NOTICE D'UTILISATION

Important Safety Information....1

I. Specifications 4

A. Electrical and Refrigerant Data....4
B. Dimensions/Connections....5

II. Installation and Operating Instructions....6

A. Location....6
B. Checks Before Installation....7
C. How to Remove Panels....7
D. Setup 8

1. Ice Storage Bin and Icemaker Setup....8

2. Bin Control Installation....9

E. Electrical Connection....10
F. Water Supply and Drain Connections .... 11
G. Final Checklist 13
H. Startup....14

III. Maintenance 15

A. Maintenance Schedule....15
B. Cleaning and Sanitizing Instructions 16

IV. Preparing the Appliance for Periods of Non-Use....20

V. WARRANTY 21
VI. DISPOSAL....21

FRANÇAIS

This manual should be read carefully before the appliance is installed and operated. Read the warnings and guidelines contained in this manual carefully as they provide essential information for the continued safe use and maintenance of the appliance.

Retain this manual for any further reference that may be necessary.

Important Safety Information

Throughout this manual, notices appear to bring your attention to situations which could result in death, serious injury, damage to the appliance, or damage to property.

⚠ WARNING Indicates a hazardous situation which could result in death or serious injury.

NOTICE Indicates a situation which could result in damage to the appliance or property.

IMPORTANT Indicates important information about the installation, use, and care of the appliance.

CAUTION Indicates a hazardous situation which, if not avoided, could result in minor or moderate injury.

WARNING

The appliance should be destined only to the use for which it has been expressly conceived. Any other use should be considered improper and therefore dangerous. The manufacturer cannot be held responsible for injury or damage resulting from improper, incorrect, and unreasonable use. Failure to install, operate, and maintain the appliance in accordance with this manual will adversely affect safety, performance, component life, and warranty coverage and may result in costly water damage.

To reduce the risk of death, electric shock, serious injury, or fire, follow basic precautions including the following:

• Only qualified service technicians should install and service the appliance.
• The appliance must be installed in accordance with applicable national, state, and local codes and regulations.
• Electrical connection must be hard-wired and must meet national, state, and local electrical code requirements. Failure to meet these code requirements could result in death, electric shock, serious injury, fire, or damage.
• The icemaker requires an independent power supply of proper capacity. See the specifications in this manual. Failure to use an independent power supply of proper capacity can result in a tripped breaker, blown fuse, damage to existing wiring, or component failure. This could lead to heat generation or fire.

- THE ICEMAKER MUST BE GROUNDED. Failure to properly ground the icemaker could result in death or serious injury.

- To reduce the risk of electric shock, do not touch the control switch with damp hands.

- Move the control switch to the “OFF” position and turn off the power supply before servicing. Lockout/Tagout to prevent the power supply from being turned back on inadvertently.

- Do not make any alterations to the appliance. Alterations could result in electric shock, serious injury, fire, or damage.

- The appliance is not intended for use by persons (including children) with reduced physical, sensory, or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.

- Children should be properly supervised around the appliance.

- Do not climb, stand, or hang on the appliance or allow children or animals to do so. Serious injury could occur or the appliance could be damaged.

- Do not use combustible spray or place volatile or flammable substances near the appliance. They might catch fire.

- Keep the area around the appliance clean. Dirt, dust, or insects in the appliance could cause harm to individuals or damage to the appliance.

NOTICE

Follow the water supply, drain connection, and maintenance instructions carefully to reduce the risk of costly water damage.In areas where water damage is a concern, install in a contained area with a floor drain.Install the icemaker in a location that stays above freezing. Normal operating ambient temperature must be within 7°C to 38°C.Do not leave the icemaker on during extended periods of non-use, extended absences, or in sub-freezing temperatures. To properly prepare the icemaker for these occasions, follow the instructions in “IV. Preparing the Appliance for Periods of Non-Use”.Do not place objects on top of the appliance.The dispenser unit/ice storage bin is for ice use only. Do not store anything else in the dispenser unit/ice storage bin.

I. Specifications

A. Electrical and Refrigerant Data

The nameplate provides electrical and refrigerant data. The nameplate is located on the left panel. For certification marks, see the nameplate.

We reserve the right to make changes in specifications and design without prior notice.

1. KM-470AJE-R452

Model KM-470AJE-R452
Type Air-cooled, crescent cube ice
Power Supply 1 phase 220 - 240V	50Hz
Power Supply Capacity 3.45kVA (15.0A)
Electric Consumption 1850W (AT: 32°C, WT: 21°C)
Ice Production per 24h 495kg (AT: 10°C, WT: 10°C)
Dimensions 762mm(W) x 695mm(D) x 825mm(H)
Refrigerant	R452A1.40kg (GWP: 2140, CO2: 2.996t)
Insulation Foam Blowing Agent Cyclopentane
Weight Net: 122kg (Gross: 136kg)
Ambient Temp 7 - 38°C
Water Supply Temp 7 - 32°C
Water Supply Pressure 0.07 - 0.78 MPa (0.7 - 7.8bar)
Voltage Range 198 - 254V

B. Dimensions/Connections

1. KM-470AJE-R452

Units: mm

Side Rear

699 827 5 696 32 CONDENSATION DRAIN OUTLET 3/8" O.D. HARD TUBE

768 ICEMAKER WATER INLET 1/2" FPT 197 478 ELECTRICAL SUPPLY 24mm DIA. OPENING 781 MOUNTING HOLES 132 12 23 80 ICEMAKER DRAIN OUTLET 3/4" FPT 602 172 763

Bottom

305 169 444 ICE DROP ZONE AND Drip AREA 1.48

NOTICE

• KM-470AJE-R452: Allow 30cm clearance at rear, sides, and top for proper air circulation and ease of maintenance and/or service should they be required.
• The ice storage bin opening must match the bottom opening as in the illustration.

II. Installation and Operating Instructions

WARNING

• The appliance must be installed in accordance with applicable national, state, and local codes and regulations.
• Failure to install, operate, and maintain the appliance in accordance with this manual will adversely affect safety, performance, component life, and warranty coverage and may result in costly water damage.
• CHOKING HAZARD: Ensure all components, fasteners, and thumbscrews are securely in place after installation. Make sure that none have fallen into the dispenser unit/ice storage bin.

A. Location

CAUTION

• The icemaker is not intended for outdoor use. Normal operating ambient temperature must be within 7°C to 38°C; Normal operating water temperature must be within 7°C to 32°C. Operation of the icemaker, for extended periods, outside of these normal temperature ranges may affect icemaker performance.

• The icemaker will not work at sub-freezing temperatures. To prevent damage to the water supply line, drain the icemaker if the air temperature is going to go below 0°C. See “IV. Preparing the Appliance for Periods of Non-Use”.

• The icemaker should not be located next to ovens, grills, or other high heat producing equipment.

• This icemaker allows 30cm clearance at rear, sides, and top for proper air circulation and ease of maintenance and/or service should they be required.
• The location should provide a firm and level foundation for the appliance.

B. Checks Before Installation

• Visually inspect the exterior of the shipping container and immediately report any damage to the carrier. Upon opening the container, any concealed damage should also be immediately reported to the carrier.
• Remove the shipping carton, tape, and packing material. If any are left in the appliance, it will not work properly.
• See the nameplate on the left panel, and check that your voltage supplied corresponds with the voltage specified on the nameplate.
• Remove the panels to prevent damage when installing the appliance. See “II.C. How to Remove Panels.”
• Remove the package containing the accessories.
• Remove the protective plastic film from the panels. If the appliance is exposed to the sun or to heat, remove the film after the appliance cools.
• Check that the refrigerant lines do not rub or touch lines or other surfaces, and that the fan blade (if applicable) turns freely.
• Check that the compressor is snug on all mounting pads.
• The icemaker can be installed on a storage bin 30" wide or wider. Hoshizaki Ice Storage Bins, Model B-210SA is recommended. For further options, contact your local Hoshizaki distributor.

Model Number Bin Width	Recommended	Hoshizaki Ice Storage Bin
KM-470AJE-R452 30" or Wider B-210SA

For further options, contact your local Hoshizaki distributor.

C. How to Remove Panels See Fig. 1

• Front Panel: Remove the screw. Lift up and pull towards you.
• Top Panel: Lift up at front slightly, push rearward and lift off.
• Right Side Panel: Remove the screw. Slide forward slightly and lift off.
• Insulation Panel: Lift up slightly, and pull towards you.

Insulation Panel Front Panel Top Panel Side Panel (R)

Fig. 1

D. Setup

1. Ice Storage Bin and Icemaker Setup

WARNING

The installer must ensure the ice storage bin is compatible with the icemaker, and the dispenser unit/ice storage bin and icemaker are properly attached and secured.

1) Unpack the ice storage bin and attach the 4 adjustable legs provided (bin accessory) to the bottom of the ice storage bin.
2) Position the ice storage bin in its permanent location.
3) Place the icemaker on top of the storage bin.
4) Secure the icemaker to the storage bin using the 2 mounting brackets and the bolts provided. See Fig. 2.
5) Level the icemaker and storage bin in both the left-to-right and front-to-rear directions. Adjust the storage bin legs to make the icemaker level.
6) Icemaker: Replace the panels in their correct positions. See Fig. 2.

Icemaker Bolts Ice Storage Bin Mounting Brackets

Fig. 2

2. Bin Control Installation

CAUTION

Before operating the icemaker, the bin control must be installed. Failure to properly install the bin control could result in ice backup and icemaker damage.

7) Install the bin control thermostat assembly as follows. See Fig. 3.

a. Remove the bin control thermostat assembly from the shipping hook.
b. Remove the 2 thumbscrews below the bin control thermostat assembly.
c. Lower the bin control thermostat assembly through the hole located in the bottom of the icemaker. Secure the bin control thermostat assembly with the lower hook and the 2 thumbscrews removed in the previous step.
d. Insert the plug into the receptacle on the assembly until it locks into place.

IMPORTANT! The plug must be inserted into the receptacle for the icemaker to operate.

2) Replace the panels in their correct positions.

Shipping Hook Bin Control Thermostat Assembly Thumbscrews Hole

Lower Hook Thumbscrews Hole Plug Receptacle

Fig. 3

E. Electrical Connection

WARNING

For All Models

• Electrical connection must be hard-wired and must meet national, state, and local electrical code requirements. Failure to meet these code requirements could result in death, electric shock, serious injury, fire, or damage.
• The icemaker requires an independent power supply of proper capacity. See the nameplate for electrical specifications. Failure to use an independent power supply of proper capacity can result in a tripped breaker, blown fuse, damage to existing wiring, or component failure. This could lead to heat generation or fire.
• THE ICEMAKER MUST BE GROUNDED. Failure to properly ground the icemaker could result in death or serious injury.
• Electrical connection must be made in accordance with the instructions on the "WARNING" tag, provided with the pig tail leads in the junction box. See Fig. 4.

• Usually an electrical permit and services of a licensed electrician are required.
- The maximum allowable voltage variation is ± 10 percent of the nameplate rating.
- NOTICE! KM-470AJE-R452, the main transformer's voltage tap switch must be positioned to match incoming voltage at startup.
- The opening for the power supply connection is 7/8" DIA to fit a 1/2" trade size conduit.

L N 230V

KM-470AJE-R452 WARNING ELECTRICAL CONNECTION THIS UNIT MUST BE GROUNDED Failure to properly ground or wire this unit could result in death, serious injury, or severe damage to the icomaker. The light blue lead must be connected to the neutral conductor of the power source. See diagram below. 220-240/50/1 220-230/60/1 JUNCTION BOX L BROWN N LIGHT BLUE

Fig. 4

F. Water Supply and Drain Connections See Fig. 5.

WARNING

• Water supply and drain connections must be installed in accordance with applicable national, state, and local regulations.
• Normal operating water temperature should be within 7°C to 32°C. Operation of the appliance, for extended periods, outside of this normal temperature range may affect appliance performance.
• Water supply pressure must be a minimum of 0.07MPa (0.7bar) and a maximum of 0.78MPa (7.8bar). If the pressure exceeds 0.78MPa (7.8bar), the use of a pressure reducing valve is required.
• To prevent damage to the appliance, do not operate the appliance when the water supply is off, or if the pressure is below 0.07MPa (0.7bar). Do not run the appliance until the proper water pressure is reached.

• External filters, strainers, or softeners may be required depending on water quality. Contact your local Hoshizaki Certified Service Representative or local Hoshizaki distributor for recommendations.

• A plumbing permit and services of a licensed plumber may be required in some areas.

• The icemaker drain line, ice storage bin drain line, and water-cooled condenser (if applicable) drain line must be run separately. The condensation drain line can be connected to the icemaker drain line or can be run separately.
• Drain lines must have 2cm fall per 1m on horizontal runs to get a good flow. A vented tee connection is also required for proper flow.
• Drain lines should not be piped directly to the sewer system. An air gap of a minimum of 5 vertical centimeter should be between the end of the drain pipes from the icemaker and condensation drain, ice storage bin, and water-cooled condenser (if applicable) and the floor drain.

Icemaker Water Supply Inlet	Minimum Icemaker Water Supply Line Size	Icemaker Drain Outlet	Minimum Icemaker Drain Line Size	Condensation Drain Outlet
1/2" Female Pipe Thread (FPT)	3/8" Nominal ID Copper Water Tubing or Equivalent	3/4" Female Pipe Thread (FPT)	3/4" Nominal ID Hard Pipe or Equivalent	3/8" OD Hard Tube

• An icemaker water supply line shut-off valve and drain valve must be installed.
• Be sure there is sufficient extra water supply line and drain line for the appliance to be pulled out for service.

Icemaker Water Supply Inlet 1/2" FPT Minimum 3/8" Nominal ID Copper Water Tubing or Equivalent Shut-Off Valve Icemaker Drain Valve Icemaker Drain Outlet 3/4" FPT Icemaker Condensation Drain Outlet 3/8" OD Hard Tube Ice Storage Bin Vent Tube Be sure there is sufficient extra water supply line and drain line for the appliance to be pulled out for service. Separate piping to approved drain. Leave a 5cm vertical air gap between the end of each pipe and the drain. Minim 3/4" Nominal ID Hard Pipe or Equivalent Bin Drain Outlet 3/4" FPT Floor Drain Fig. 5 KM-470AJE-R452

5cm air gap Floor Drain

G. Final Checklist

WARNING

CHOKING HAZARD: Ensure all components, fasteners, and thumbscrews are securely in place after installation. Make sure that none have fallen into the dispenser unit/ice storage bin.

1) Is the icemaker level?
2) Is the icemaker in a site where the ambient temperature is within 7^ C to 38^ C and the water temperature within 7^ C to 32^ C all year around?
3) For KM-470AJE-R452, is there at least 30cm clearance at rear, sides, and top of the icemaker.
4) Have the shipping carton, tape, and packing material been removed from the appliance? Is the cube guide in the correct position? Are the separators between the evaporator banks properly attached to their holding clips?
5) Have all electrical and water connections been made? Do electrical and water connections meet applicable national, state, and local code and regulation requirements?
6) Has the power supply voltage been checked or tested against the nameplate rating? Has a proper ground been installed to the icemaker?
7) Are the water supply and drain lines sized as specified? Are the water supply line shut-off valve(s) and drain valve(s) installed? Has the water supply pressure been checked to ensure a minimum of 0.07MPa (0.7bar) and a maximum of 0.78MPa (7.8bar)?
8) Is the compressor snug on all mounting pads? Have the refrigerant lines been checked to make sure they do not rub or touch other lines or surfaces? Have the fan blades been checked to make sure they turn freely?
9) Are all components, fasteners, and thumbscrews securely in place?
10) Has the end user been given the instruction manual, and instructed on how to operate the appliance and the importance of the recommended periodic maintenance?
11) Has the end user been given the contact information of an authorized service agent?

H. Startup

WARNING

• All parts are factory-adjusted. Improper adjustments may adversely affect safety, performance, component life, and warranty coverage.
• If the icemaker is turned off, wait for at least 3 minutes before restarting the icemaker to prevent damage to the compressor.
• To prevent damage to the water pump seal, do not leave the control switch in the "WASH" position for extended periods when the water tank is empty.
• At startup, confirm that all internal and external connections are free of leaks.

1) Open the water supply line shut-off valve(s).
2) Remove the front panel.
3) Move the control switch on the control box to the "ICE" position.
4) Replace the front panel in its correct position.
5) Turn on the power supply and allow the icemaker to operate for a total of 10 minutes.
6) Turn off the power supply, then remove the front panel and the insulation panel.
7) Slide the cube guide to the right, then remove the rubber cap and sleeve covering the overflow pipe. See Fig. 6. Unscrew the overflow pipe. After the water tank has drained, reconnect the overflow pipe. Replace the rubber hose, overflow cap, and cube guide in their correct positions. NOTICE! Make sure the O-ring is attached to the bottom of the overflow pipe and be careful not to cross thread the overflow pipe.
8) Replace the insulation panel and the front panel in their correct positions.
9) Clean the dispenser unit/ice storage bin liner using a neutral cleaner. Rinse thoroughly after cleaning.
10) Turn on the power supply to start the automatic icemaking process.
11) When the icemaker is running, hold an ice cube in contact with the bulb. The icemaker should stop within 10 seconds. Adjustment may be needed, particularly at higher altitude locations.

Cube Guide Rubber Hose Overflow Cap Overflow Pipe O-Ring

Fig. 6

III. Maintenance

The appliance must be maintained in accordance with the instruction manual and labels provided. Consult with your local Hoshizaki Certified Service Representative about maintenance service.

WARNING

• Only qualified service technicians should service the appliance.
• To reduce the risk of electric shock, do not touch the control switch with damp hands.
• Move the control switch to the "OFF" position and turn off the power supply before servicing. Lockout/Tagout to prevent the power supply from being turned back on inadvertently.
• CHOKING HAZARD: Ensure all components, fasteners, and thumbscrews are securely in place after any maintenance is done to the appliance. Make sure that none have fallen into the dispenser unit/ice storage bin.

A. Maintenance Schedule

The maintenance schedule below is a guideline. More frequent maintenance may be required depending on water quality, the appliance's environment, and local sanitation regulations.

Maintenance Schedule
Frequency	Area Task
Daily Scoop	Clean the ice scoop	using a neutral cleaner. Rinse thoroughly after cleaning.
Bi-Weekly Air Filters Inspect. Wash with warm water and neutral cleaner if dirty.
Monthly External Water Filters	Check for proper pressure and change if necessary.
	Icemaker Exterior Wipe down with a clean, soft cloth. Use a damp cloth containing a neutral cleaner to wipe off oil or dirt build up. Clean any chlorine staining (rust colored spots) using a non-abrasive cleanser.
	Underside of Icemaker and Top Kits; Bin Door	Wipe down with a clean cloth and warm water.
Yearly Icemaker and Dispenser Unit/Ice Storage Bin	Clean and sanitize per the cleaning and sanitizing instructions provided in this manual. See “III. B. Cleaning and Sanitizing Instructions”.
	Water Supply Inlet Close the icemaker water supply line shut-off valve and drain the water system. Clean the water supply inlet screen.
	Condenser Inspect.	Clean if necessary by using a brush or vacuum cleaner. More frequent cleaning may be required depending on location.
	Water Hoses Inspect the water hoses and clean/replace if necessary.

B. Cleaning and Sanitizing Instructions

The icemaker must be cleaned and sanitized at least once a year. More frequent cleaning and sanitizing may be required in some water conditions.

WARNING

• To prevent injury to individuals and damage to the icemaker, do not use ammonia type cleaners.
• Carefully follow any instructions provided with the bottles of cleaning and sanitizing solution.
  • Always wear liquid-proof gloves and goggles to prevent the cleaning and sanitizing solutions from coming into contact with skin or eyes.
• Do not leave the icemaker unattended when panels are off.
• To prevent damage to the water pump seal, do not leave the control switch in the "WASH" position for extended periods when the water tank is empty.

IMPORTANT

• The cleaning valve is opened during cleaning and sanitizing to allow solution flow to the inside of the evaporator. It should be closed for all icemaking operation. The compressor will not operate unless this valve is completely closed.
• To close the cleaning valve, the valve handle should be at a right angle to the valve body. To open the cleaning valve, the valve handle should be parallel to the valve body.

Technical line drawing of a mechanical assembly with mounting brackets and a central component (no text or symbols)

CLOSED
Icemaking Operation

OPEN
Cleaning and Sanitizing Operation
(allows solution flow to the inside of the evaporator)

Preparation

1) Remove the front panel, then move the control switch to the "OFF" position.
After 3 minutes, move the control switch to the "ICE" position, then replace the front panel.
2) After 3 minutes, remove the front panel, then move the control switch to the "OFF" position.
3) Remove all ice from the ice storage bin. WARNING! If on a dispenser unit, turn off the dispenser unit power supply after dispensing the ice.

Cleaning

4) Remove the front insulation panel, then slide the cube guide to the right. Remove the rubber cap and sleeve covering the overflow pipe. See Fig. 6. Unscrew the overflow pipe. After the water tank has drained, reconnect the overflow pipe. Replace the rubber hose, overflow cap, cube guide, and front insulation panel. NOTICE! Make sure the O-ring is attached to the bottom of the overflow pipe and be careful not to cross thread the overflow pipe.
5) To fill the water tank, move the control switch to the "ICE" position, then replace the front panel. After 3.5 minutes, remove the front panel, then move the control switch to the "OFF" position.
6) Remove the front insulation panel, then pour 887ml of Hoshizaki "Scale Away" or the other recommended Hoshizaki sanitizer as directed into the water tank. Replace the front insulation panel. Turn the cleaning valve to the left until completely vertical (open).
7) NOTICE! To avoid excessive foaming, wait 1 minute before proceeding. After 1 minute, move the control switch to the "WASH" position, then replace the front panel.
8) After 30 minutes, remove the front panel, then move the control switch to the "OFF" position.
9) Remove the front insulation panel, then slide the cube guide to the right. Remove the rubber hose and overflow cap covering the overflow pipe. Unscrew the overflow pipe. After the water tank has drained, reconnect the overflow pipe. Replace the rubber hose, overflow cap, cube guide, and front insulation panel.
10) In bad or severe water conditions, turn off the power supply, then remove, clean (cleaning solution = 40ml. Hoshizaki "Scale Away" per liter of warm water), rinse, and replace the cube guides, float switch, water supply tubes, spray tubes, and spray guides; turn on the power supply when complete. Otherwise, continue to step 11.

Cleaning Rinse

11) Turn the cleaning valve to the right until completely horizontal (closed). Move the control switch to the "ICE" position, then replace the front panel. After 3.5 minutes, remove the front panel, then move the control switch to the "OFF" position. Note: The icemaker will not operate unless the cleaning valve is completely closed.

12) Turn the cleaning valve to the left until completely vertical (open). Move the control switch to the "WASH" position, then replace the front panel. After 5 minutes, remove the front panel, then move the control switch to the "OFF" position.

13) Remove the front insulation panel, then slide the cube guide to the right. Remove the rubber hose and overflow cap covering the overflow pipe. Unscrew the overflow pipe. After the water tank has drained, reconnect the overflow pipe. Replace the rubber hose, overflow cap, cube guide, and front insulation panel.

Sanitizing

14) To fill the water tank, turn the cleaning valve to the right until completely horizontal (closed). Move the control switch to the "ICE" position, then replace the front panel. After 3.5 minutes, remove the front panel, then move the control switch to the "OFF" position.
15) Remove the front insulation panel, then pour 50ml of an 8.25% sodium hypochlorite solution (chlorine bleach) into the water tank. Replace the front insulation panel. Turn the cleaning valve to the left until completely vertical (open). IMPORTANT! Use regular bleach with no additives. Using a bleach with additives causes excessive foaming during sanitizing, reducing the effectiveness of sanitizing.
16) NOTICE! To avoid excessive foaming, wait 1 minute before proceeding. After 1 minute, move the control switch to the "WASH" position, then replace the front panel.
17) After 45 minutes, remove the front panel, then move the control switch to the "OFF" position.
18) Remove the front insulation panel, then slide the cube guide to the right. Remove the rubber hose and overflow cap covering the overflow pipe. Unscrew the overflow pipe. After the water tank has drained, reconnect the overflow pipe. Replace the rubber hose, overflow cap, cube guide, and front insulation panel.

Sanitizing Rinse 1

19) Turn the cleaning valve to the right until completely horizontal (closed). Move the control switch to the "ICE" position, then replace the front panel. After 3.5 minutes, remove the front panel, then move the control switch to the "OFF" position.
20) Turn the cleaning valve to the left until completely vertical (open). Move the control switch to the "WASH" position, then replace the front panel. After 5 minutes, remove the front panel, then move the control switch to the "OFF" position.
21) Remove the front insulation panel, then slide the cube guide to the right. Remove the rubber cap and sleeve covering the overflow pipe. Unscrew the overflow pipe. After the water tank has drained, reconnect the overflow pipe. Replace the rubber hose, overflow cap, cube guide, and front insulation panel.

Sanitizing Rinse 2

22) Turn the cleaning valve to the right until completely horizontal (closed). Move the control switch to the "ICE" position, then replace the front panel. After 3.5 minutes, remove the front panel, then move the control switch to the "OFF" position.
23) Turn the cleaning valve to the left until completely vertical (open). Move the control switch to the "WASH" position, then replace the front panel. After 5 minutes, remove the front panel, then move the control switch to the "OFF" position.
24) Remove the front insulation panel, then slide the cube guide to the right. Remove the rubber hose and overflow cap covering the overflow pipe. Unscrew the overflow pipe. After the water tank has drained, reconnect the overflow pipe. Replace the rubber hose, overflow cap, cube guide, and front insulation panel.

Sanitizing Rinse 3

25) Turn the cleaning valve to the right until completely horizontal (closed). Move the control switch to the "ICE" position, then replace the front panel. After 3.5 minutes, remove the front panel, then move the control switch to the "OFF" position.
26) Turn the cleaning valve to the left until completely vertical (open). Move the control switch to the "WASH" position, then replace the front panel. After 5 minutes, remove the front panel, then move the control switch to the "OFF" position.
27) Remove the front insulation panel, then slide the cube guide to the right. Remove the rubber hose and overflow cap covering the overflow pipe. Unscrew the overflow pipe. After the water tank has drained, reconnect the overflow pipe. Replace the rubber hose, overflow cap, cube guide, and front insulation panel. NOTICE! Be sure the O-ring is attached to the bottom of the overflow pipe and be careful not to cross thread the overflow pipe.
28) Clean the ice storage bin liner using a neutral cleaner. Rinse thoroughly after cleaning.
29) Turn the cleaning valve to the right until completely horizontal (closed). Move the control switch to the "ICE" position. Note: If on a dispenser unit, turn on the dispenser unit power supply.
30) Replace all panels in their correct positions.

IV. Preparing the Appliance for Periods of Non-Use

CAUTION

• When storing the icemaker for an extended time or in sub-freezing temperatures, follow the instructions below to prevent damage.
• To prevent damage to the water pump seal, do not leave the control switch in the "WASH" position for extended periods when the water tank is empty.

When the icemaker is not used for two or three days under normal conditions, it is sufficient to move the control switch to the "OFF" position. When storing the icemaker for an extended time or in sub-freezing temperatures, follow the instructions below.

1. Remove the water from the icemaker water supply line:

1) Turn off the power supply, then remove the front panel.
2) Move the control switch to the "OFF" position.
3) Close the icemaker water supply line shut-off valve, then open the icemaker water supply line drain valve.
4) Allow the line to drain by gravity.
5) Attach a compressed air or carbon dioxide supply to the icemaker water supply line drain valve.
6) Move the control switch to the "ICE" position.
7) Replace the front panel in its correct position, then turn on the power supply.
8) Blow the icemaker water supply line out using the compressed air or carbon dioxide supply.
9) Close the icemaker water supply line drain valve.

2. Drain the water tank:

1) Turn off the power supply, then remove the front panel. Move the control switch to the "OFF" position.
2) Remove the insulation panel.
3) Slide the cube guide to the right, then remove the rubber hose and overflow cap covering the overflow pipe. See Fig. 16. Unscrew the overflow pipe. After the water tank has drained, reconnect the overflow pipe. Replace the rubber hose, overflow cap, and cube guide in their correct positions. NOTICE! Make sure the O-ring is attached to the bottom of the overflow pipe and be careful not to cross thread the overflow pipe.
4) Replace the insulation panel in its correct position.
5) Remove all ice from the storage bin. Clean the storage bin using a neutral cleaner. Rinse thoroughly after cleaning.
6) Replace the front panel in its correct position.

V. WARRANTY

Hoshizaki warrants to the original owner/user that all Hoshizaki branded products shall be free of defects in material and/or workmanship for the duration of the “warranty period”. The warranty shall be effective for two years from the date of installation.

Hoshizaki's liability under the terms of the warranty are limited and shall exclude routine servicing, cleaning, essential maintenance and/or repairs occasioned by misuse and installations not in accordance with Hoshizaki guidelines.

Warranty repairs should be completed by an approved Hoshizaki dealer or service agency using genuine Hoshizaki components.

To obtain full details of your warranty and approved service agency, please contact your dealer/supplier, or the nearest Hoshizaki Service office.

VI. DISPOSAL

Comply with local regulations regarding disposal of this appliance and its refrigerant gas. Before you scrap the appliance, take off the door to prevent children trapped.

Correct disposal of this product:

This marking indicates that this product should not be disposed with other household wastes throughout the EU. To prevent possible harm to the environment or human health from uncontrolled waste disposal, recycle it responsibly to promote the sustainable reuse of material resources. To return your used device, use the return and collection systems or contact the retailer where the product was purchased. They can take this product for environmental safe recycling.

Symbol of a trash bin crossed with a diagonal line and a horizontal bar below (no text or labels)

WARNING

The insulation foaming agent used for the unit body contains flammable gas cyclopentane. With this in mind, dispose of the product properly.

IMPORTANT

B. Dimensions/Branchements

1. KM-470AJE-R452

Unités : mm

CÔTÉ Arrière 699 827 5 SORTIE DE VIDANGE D'EAU DE CONDENSATION DIAM EXT 3/8" CONDUITE RIGIDE 696 32

ALIMENTATION ELECTRIQUE OUVERTURE DIAM. 24 mm 781 12 80 768 ENTREE D'ARRIVEE D'EAU VERS LA MACHINE A GLACE 1/2" FPT 478 TROUS DE MONTAGE SORTIE DE VIDANGE DE LA MACHINE A GLACE 3/4" FPT 602 763 197 132 31 172

Bas 305 169 444 1.48 ZONE DE CHUTE DE GLACE ET ZONE D'ESGUTTLEMENT

AVIS

KM-470AJE-R452 WARNING ELECTRICAL CONNECTION THIS UNIT MUST BE GROUNDED Failure to properly ground or wire this unit could result in death, serious injury, or severe damage to the iconmaker. The light blue lead must be connected to the neutral conductor of the power source. See diagram below. 220-240/50/1 220-230/60/1 JUNCTION BOX L BROWN N LIGHT BLUE

Fig. 4

Technical line drawing of a mechanical assembly with mounting brackets and a central component (no text or symbols)

Désinfection, rinçage 1

Désinfection, rinçage 3

Symbol of a trash bin crossed with a diagonal line, no text or numbers present

AVERTISSEMENT

KM-470AJE-R452 WARNING ELECTRICAL CONNECTION THIS UNIT MUST BE GROUNDED Failure to properly ground or wire this unit could result in death, serious injury, or severe damage to the icemaker. The light blue lead must be connected to the neutral conductor of the power source. See diagram below. 220-240/50/1 220-230/60/1 JUNCTION BOX L BROWN N LIGHT BLUE

Abb. 4

Technical line drawing of a mechanical assembly with mounting brackets and a central component (no text or symbols)

Symbol of a trash bin crossed out by two diagonal lines, representing no waste or elimination (no text or labels)

WARNUNG

699 827 5 CONDENSAFVOER 3/8" BD VASTE PUP 696 32

STROOMTOEVOER 24 mm DIA. OPENING 768 197 WATER INLAAT USMACHINE 1/2" FPT 478 781 BEVESTIGINGSGATEN 132 12 23 80 WATERAFVOER USMACHINE 3/4" FPT 602 31 172 763

Onderkant

305 169 444 148 DROPZONE USBLOCKES ENDRUPPEPLAAT

LET OP

KM-470AJE-R452 ⚠ WARNING ELECTRICAL CONNECTION THIS UNIT MUST BE GROUNDED Failure to properly ground or wire this unit could result in death, serious injury, or severe damage to the iemaker. The light blue lead must be connected to the neutral conductor of the power source. See diagram below. 220-240/50/1 220-230/60/1 JUNCTION BOX L BROWN N LIGHT BLUE

Afb. 4

Technical line drawing of a mechanical assembly with pipes and components (no text or symbols)

Afb. 6

III. Onderhoud

Technical line drawing of a mechanical assembly with no visible text or symbols

Ontsmetting naspoelen 1

Ontsmetting naspoelen 2

Ontsmetting naspoelen 3

Symbol of a trash bin crossed with two crossed lines, no text or numbers present

WAARSCHUWING

KM-470AJE-R452 WARNING ELECTRICAL CONNECTION THIS UNIT MUST BE GROUNDED Failure to properly ground or wire this unit could result in death, serious injury, or severe damage to the iconmaker. The light blue lead must be connected to the neutral conductor of the power source. See diagram below. 220-240/50/1 220-230/60/1 JUNCTION BOX L BROWN N LIGHT BLUE

Fig. 4

Technical line drawing of a mechanical assembly with mounting holes and a central component (no text or symbols)

Symbol of a trash bin crossed with a diagonal line, no text or numbers present

ADVERTENCIA

KM-470AJE-R452 ⚠ WARNING ELECTRICAL CONNECTION THIS UNIT MUST BE GROUNDED Failure to properly ground or wire this unit could result in death, serious injury, or severe damage to the icemaker. The light blue lead must be connected to the neutral conductor of the power source. See diagram below. 220-240/50/1 220-230/60/1 JUNCTION BOX L BROWN N LIGHT BLUE

Fig. 4

Technical line drawing of a mechanical assembly with mounting flanges and a central component (no text or symbols)

Simple line drawing of a trash bin with crossed lines indicating no waste or restriction (no text or symbols)

AVVERTENZA