Manuals / Hoshizaki / Kitchen Appliance / Ice Maker

Hoshizaki KMD-410MWH manual II. GENERAL INFORMATION 1. CONSTRUCTION, a KMD-410MAH

Models: KMD-410MWH KMD-410MAH

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II.GENERAL INFORMATION

1. CONSTRUCTION

[a] KMD-410MAH	Water Supply Tube
	Spray Guide
Cleaning Valve	Spray Tube
Cleaning Valve

Access Valve

(High Side)

Thermistor

Access Valve

(Low Side)

Cube Guide

Water Tank

Pump Motor

Float Switch

Bin Control Switch

Drain Valve

Water Supply Inlet

Hot Gas Valve

Condenser

Expansion Valve

Fan Motor

Compressor

Control Box

Harvest Water Valve

Fill Water Valve

Control Switch

Service Switch

Fuse Holder (Fuse)

Drier

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Hoshizaki KMD-410MWH manual II. GENERAL INFORMATION 1. CONSTRUCTION, a KMD-410MAH

Contents

Page Page PAGE CONTENTS1. SERVICE FOR REFRIGERANT LINES 1. 10-MINUTE DIAGNOSTIC PROCEDURE2. DIAGNOSTIC CHARTS V. REMOVAL AND REPLACEMENTa KMD-410MAH air-cooled I. SPECIFICATIONS 1. SPECIFICATIONSb KMD-410MWH water-cooled a KMD-410MAH II. GENERAL INFORMATION 1. CONSTRUCTIONPump Motor Float Switch Bin Control Switch b KMD-410MWHWater Supply Tube Spray Guide Spray Tube Cleaning Valve Access Valve High Side Thermistor Access Valve Low Side Cube Guide Water Tankc FREEZE CYCLE 2. SEQUENCE OF OPERATIONa ONE MINUTE FILL CYCLE b INITIAL HARVEST CYCLEe NORMAL HARVEST CYCLE 4. Drain Cycle KMD-410MAH, 410MWH3. CONTROL BOARD Part Number P00013-02 P01771-02 TypeHKM2006V003 a CONTROL BOARD LAYOUT#4 Harvest Water Valve #5 Freeze Water Valve #1, 2, 3 Float Switch Control Board Auxiliary Code V1 or Earlier V2 or Laterd Low Water Safety b FEATURES a Maximum Water Supply Period - 6 minutesb Harvest Backup Timer and Freeze Timer c High Temperature Safetyf LED Lights and Audible Alarm Safeties b Harvest Timer S1 dip switch 1 c CONTROLS AND ADJUSTMENTS a Default Dip Switch Settingsd Drain Frequency Control S1 dip switch 5 c Drain Timer S1 dip switch 3e Water Saver Timer S1 dip switch 7 i Factory Use S2 dip switch 5 Program Ver. 2.5 or earlier f Freeze Timer S1 dip switch 9g Pump-Out Pump Motor Delay S2 dip switch h Refill Counter S2 dip switch 2, 3, & 4 Program Ver. 2.5 or earlierControl Board P01771-02 k Harvest Promotion Control S2 dip switch 2 Program Ver. 3.1, Verl Refill Counter S2 dip switch 3 Program Ver. 3.1, Ver n Overfreeze Detection Control S2 dip switch 5 Program Ver. 3.1, Verp Anti-Slush Control S2 dip switch 6 Program Ver o Anti-Slush Control S2 dip switch 6 Program Vere CONTROL BOARD REPLACEMENT d CONTROL BOARD CHECK PROCEDURE4. HARVEST CONTROL - THERMISTOR a EXPLANATION OF OPERATION 5. FLOAT SWITCHb CLEANING c FLOAT SWITCH CHECK PROCEDURE6. BIN CONTROL b BIN CONTROL CHECK PROCEDUREa EXPLANATION OF OPERATION 1 DRAIN 7. SWITCHESa CONTROL SWITCH b SERVICE SWITCHIII. TECHNICAL INFORMATION 1. WATER CIRCUIT AND REFRIGERANT CIRCUIT The magnetic contactor wiring depends on the contactor model 2. WIRING DIAGRAM3. TIMING CHARTCONTROLLER a KMD-410MAH 4. PERFORMANCE DATAb KMD-410MWH IV. SERVICE DIAGNOSIS 1. 10-MINUTE DIAGNOSTIC PROCEDURE Page a NO ICE PRODUCTION 2. DIAGNOSTIC CHARTS1. See II. 3. d Control Board Check Procedure 1. See II. 3. d Control Board Check Procedure1. See II. 4. Harvest Control Thermistor 1. See II. 3. d Control Board Check Procedure 1. See II. 3. d Control Board Check Procedure1. See II. 3. d Control Board Check Procedure 1. See II. 3. d Control Board Check Procedure9. Adjustment of Water Regulating Valve b EVAPORATOR IS FROZEN UPd ABNORMAL ICE c LOW ICE PRODUCTIONc Ice Cube Guide, Water Tank, Deflector e OTHER6 Replacement Copper Tubing R404A V. REMOVAL AND REPLACEMENT 1. SERVICE FOR REFRIGERANT LINESa SERVICE INFORMATION 5 Service Parts for R404Ac EVACUATION AND RECHARGE b REFRIGERANT RECOVERY7 Evacuation, Vacuum Pump and Refrigerant Charge R404A 8 Refrigerant Leak Check2 Remove the panels and water tank. See V. 14. WATER TANK 2. BRAZING3. COMPRESSOR 1 Turn off the power supply4. DRIER 5. HOT GAS VALVE 6. EXPANSION VALVE 7. EVAPORATOR 8. WATER REGULATING VALVE - WATER-COOLED MODEL ONLY 10. FAN MOTOR 9. ADJUSTMENT OF WATER REGULATING VALVE WATER-COOLED MODEL ONLY11. PUMP MOTOR 12. WATER VALVE 13. DRAIN VALVE, CLEANING VALVE14. WATER TANK 1 Remove the pump motor bracket. See V. 14. WATER TANK 15. FLOAT SWITCH12 Turn on the power supply 11 Refit the panels in their correct positions16. BIN CONTROL SWITCH 17. THERMISTOR 18. CONTROL BOX Screws Control Box Cover Screw Control Box d CONTROL BOARD a CONTROL & SERVICE SWITCHb FUSE c FUSE HOLDERi START CAPACITOR 19. SPRAY TUBE, WATER SUPPLY TUBE, SPRAY GUIDEg STARTER h RUN CAPACITOR7 Remove the hose band connecting the water supply tube a CLEANING PROCEDURE VI. CLEANING AND MAINTENANCE INSTRUCTIONS 1. CLEANINGb. Disconnect the discharge hose a. Loosen the two thumbscrews securing the pump motor bracket12 Turn on the power supply to start the washing process h. Replace the float switch in its correct position9 Pour the cleaning solution into the water tank 10 Move the service switch to the WASH positionb SANITIZING PROCEDURE - FOLLOWING CLEANING PROCEDURE 2. MAINTENANCEc AIR FILTERS AIR-COOLED MODEL ONLY 3. PREPARING THE ICEMAKER FOR LONG STORAGEa STAINLESS STEEL EXTERIOR b STORAGE BIN AND SCOOP3. Drain the water tank 2. Remove the water from the icemaker water supply line8 Close the icemaker water supply line drain valve 4 Turn off the power supply and remove the front panel5 Move the control switch to the OFF position 6 Replace the front panel in its correct position

II.GENERAL INFORMATION

[a] KMD-410MAH