Manuals / Hoshizaki / Kitchen Appliance / Ice Maker

Hoshizaki KMD-410MWH, KMD-410MAH manual Diagnostic Charts, a NO ICE PRODUCTION

Models: KMD-410MWH KMD-410MAH

1 65

Download 65 pages 49.57 Kb

Page 33

2. DIAGNOSTIC CHARTS

2. DIAGNOSTIC CHARTS

[a] NO ICE PRODUCTION

2. See "II. 6. [b] Bin Control Check Procedure."

5. See chart [a] [7].

29

Image 33

Hoshizaki KMD-410MWH, KMD-410MAH manual Diagnostic Charts, a NO ICE PRODUCTION

Contents

Page Page PAGE CONTENTS2. DIAGNOSTIC CHARTS 1. 10-MINUTE DIAGNOSTIC PROCEDUREV. REMOVAL AND REPLACEMENT 1. SERVICE FOR REFRIGERANT LINESa KMD-410MAH air-cooled I. SPECIFICATIONS 1. SPECIFICATIONSb KMD-410MWH water-cooled a KMD-410MAH II. GENERAL INFORMATION 1. CONSTRUCTIONWater Supply Tube Spray Guide Spray Tube Cleaning Valve Access Valve b KMD-410MWHHigh Side Thermistor Access Valve Low Side Cube Guide Water Tank Pump Motor Float Switch Bin Control Switcha ONE MINUTE FILL CYCLE 2. SEQUENCE OF OPERATIONb INITIAL HARVEST CYCLE c FREEZE CYCLEe NORMAL HARVEST CYCLE 4. Drain Cycle KMD-410MAH, 410MWH3. CONTROL BOARD #4 Harvest Water Valve #5 Freeze Water Valve #1, 2, 3 Float Switch a CONTROL BOARD LAYOUTControl Board Auxiliary Code V1 or Earlier V2 or Later Part Number P00013-02 P01771-02 TypeHKM2006V003b Harvest Backup Timer and Freeze Timer b FEATURES a Maximum Water Supply Period - 6 minutesc High Temperature Safety d Low Water Safetyf LED Lights and Audible Alarm Safeties b Harvest Timer S1 dip switch 1 c CONTROLS AND ADJUSTMENTS a Default Dip Switch Settingsc Drain Timer S1 dip switch 3 d Drain Frequency Control S1 dip switch 5e Water Saver Timer S1 dip switch 7 g Pump-Out Pump Motor Delay S2 dip switch f Freeze Timer S1 dip switch 9h Refill Counter S2 dip switch 2, 3, & 4 Program Ver. 2.5 or earlier i Factory Use S2 dip switch 5 Program Ver. 2.5 or earlierl Refill Counter S2 dip switch 3 Program Ver. 3.1, Ver k Harvest Promotion Control S2 dip switch 2 Program Ver. 3.1, Vern Overfreeze Detection Control S2 dip switch 5 Program Ver. 3.1, Ver Control Board P01771-02p 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 b CLEANING 5. FLOAT SWITCHc FLOAT SWITCH CHECK PROCEDURE a EXPLANATION OF OPERATIONb BIN CONTROL CHECK PROCEDURE 6. BIN CONTROLa EXPLANATION OF OPERATION a CONTROL SWITCH 7. SWITCHESb SERVICE SWITCH 1 DRAINIII. TECHNICAL INFORMATION 1. WATER CIRCUIT AND REFRIGERANT CIRCUIT The magnetic contactor wiring depends on the contactor model 2. WIRING DIAGRAMCHART 3. TIMINGCONTROLLER 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 OTHERa SERVICE INFORMATION V. REMOVAL AND REPLACEMENT 1. SERVICE FOR REFRIGERANT LINES5 Service Parts for R404A 6 Replacement Copper Tubing R404A7 Evacuation, Vacuum Pump and Refrigerant Charge R404A b REFRIGERANT RECOVERY8 Refrigerant Leak Check c EVACUATION AND RECHARGE3. COMPRESSOR 2. BRAZING1 Turn off the power supply 2 Remove the panels and water tank. See V. 14. WATER TANK4. 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 12 Turn on the power supply 15. FLOAT SWITCH11 Refit the panels in their correct positions 1 Remove the pump motor bracket. See V. 14. WATER TANK16. BIN CONTROL SWITCH 17. THERMISTOR 18. CONTROL BOX Screws Control Box Cover Screw Control Box b FUSE a CONTROL & SERVICE SWITCHc FUSE HOLDER d CONTROL BOARDg STARTER 19. SPRAY TUBE, WATER SUPPLY TUBE, SPRAY GUIDEh RUN CAPACITOR i START 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 bracket9 Pour the cleaning solution into the water tank h. Replace the float switch in its correct position10 Move the service switch to the WASH position 12 Turn on the power supply to start the washing processb SANITIZING PROCEDURE - FOLLOWING CLEANING PROCEDURE 2. MAINTENANCEa STAINLESS STEEL EXTERIOR 3. PREPARING THE ICEMAKER FOR LONG STORAGEb STORAGE BIN AND SCOOP c AIR FILTERS AIR-COOLED MODEL ONLY3. Drain the water tank 2. Remove the water from the icemaker water supply line5 Move the control switch to the OFF position 4 Turn off the power supply and remove the front panel6 Replace the front panel in its correct position 8 Close the icemaker water supply line drain valve