Manuals / Hoshizaki / Kitchen Appliance / Ice Maker

Hoshizaki KMD-410MAH, KMD-410MWH manual Timing, Chart, Controller

Models: KMD-410MWH KMD-410MAH

1 65

Download 65 pages 49.57 Kb

Page 28

3. TIMING

HARVEST CYCLE	FREEZE CYCLE	HARVEST CYCLE	FREEZE CYCLE	HARVEST CYCLE
PART NAME				(INCLUDING DRAIN)
(INITIAL)

				HARVEST CYCLE		HARVEST CYCLE	HARVEST CYCLE
	FREEZE CYCLE	HARVEST CYCLE	BIN FULL		FREEZE CYCLE		Thermistor senses 9°C
						Thermistor senses 9°C after more
				(AFTER BIN FULL)			after 6 min to 8 min 50 sec
						than 8 min 50 sec in harvest cycle
							in harvest cycle

3. TIMING

POWER SWITCH

ON

24

OFF

9°C

5°C

THERMISTOR

	COMPRESSOR	ON
	COMPRESSOR	OFF
		OFF

	FAN MOTOR	ON
	FAN MOTOR	OFF
		OFF

~Program Ver3.1

ON

50 sec

50 sec

50 sec

PUMP

OFF

MOTOR

Program Ver3.2

ON

50 sec

10 sec

50 sec

10 sec

50 sec

OFF

HOT GAS

ON

VALVE

OFF

HARVEST WATER

ON

Max 6 min

Max 6 min

Max 6 min

VALVE

OFF

5 sec

FILL WATER

ON

VALVE

OFF

ON

20 sec

DRAIN VALVE

OFF

CLEANING VALVE

ON

OFF

LOWER FLOAT

ON

CONTACT

OFF

UPPER FLOAT

ON

CONTACT

OFF

BIN CONTROL

ON

SWITCH

OFF

RELAY: X1

ON

(COMP)

OFF

RELAY: X2

ON

(HGV/FM)

OFF

BOARD

RELAY: X3

ON

CONTROLLER

(PM)

OFF

RELAY: X4

ON

(HWV)

OFF

RELAY: X5

ON

(FWV)

OFF

RELAY: X6

ON

(DV)

OFF

6 min

3 min

50 sec

10 sec

50 sec

50 sec

50 sec

50 sec

10 sec

6 min

3 min

50 sec

Max 6 min

Max 6 min

Max 6 min

20 sec

15 sec			90 sec

6 min			50 sec



6 min			50 sec

Max 6 min

CHART

Image 28

Hoshizaki KMD-410MAH, KMD-410MWH manual Timing, Chart, Controller

Contents

Page Page CONTENTS PAGE1. 10-MINUTE DIAGNOSTIC PROCEDURE 2. DIAGNOSTIC CHARTSV. REMOVAL AND REPLACEMENT 1. SERVICE FOR REFRIGERANT LINESI. SPECIFICATIONS 1. SPECIFICATIONS a KMD-410MAH air-cooledb KMD-410MWH water-cooled II. GENERAL INFORMATION 1. CONSTRUCTION a KMD-410MAHb KMD-410MWH Water Supply Tube Spray Guide Spray Tube Cleaning Valve Access ValveHigh Side Thermistor Access Valve Low Side Cube Guide Water Tank Pump Motor Float Switch Bin Control Switch2. SEQUENCE OF OPERATION a ONE MINUTE FILL CYCLEb INITIAL HARVEST CYCLE c FREEZE CYCLEe NORMAL HARVEST CYCLE KMD-410MAH, 410MWH 4. Drain Cycle3. CONTROL BOARD a CONTROL BOARD LAYOUT #4 Harvest Water Valve #5 Freeze Water Valve #1, 2, 3 Float SwitchControl Board Auxiliary Code V1 or Earlier V2 or Later Part Number P00013-02 P01771-02 TypeHKM2006V003b FEATURES a Maximum Water Supply Period - 6 minutes b Harvest Backup Timer and Freeze Timerc High Temperature Safety d Low Water Safetyf LED Lights and Audible Alarm Safeties c CONTROLS AND ADJUSTMENTS a Default Dip Switch Settings b Harvest Timer S1 dip switch 1d Drain Frequency Control S1 dip switch 5 c Drain Timer S1 dip switch 3e Water Saver Timer S1 dip switch 7 f Freeze Timer S1 dip switch 9 g Pump-Out Pump Motor Delay S2 dip switchh 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 earlierk Harvest Promotion Control S2 dip switch 2 Program Ver. 3.1, Ver l Refill Counter S2 dip switch 3 Program Ver. 3.1, Vern Overfreeze Detection Control S2 dip switch 5 Program Ver. 3.1, Ver Control Board P01771-02o Anti-Slush Control S2 dip switch 6 Program Ver p Anti-Slush Control S2 dip switch 6 Program Verd CONTROL BOARD CHECK PROCEDURE e CONTROL BOARD REPLACEMENT4. HARVEST CONTROL - THERMISTOR 5. FLOAT SWITCH b CLEANINGc FLOAT SWITCH CHECK PROCEDURE a EXPLANATION OF OPERATION6. BIN CONTROL b BIN CONTROL CHECK PROCEDUREa EXPLANATION OF OPERATION 7. SWITCHES a CONTROL SWITCHb SERVICE SWITCH 1 DRAINIII. TECHNICAL INFORMATION 1. WATER CIRCUIT AND REFRIGERANT CIRCUIT 2. WIRING DIAGRAM The magnetic contactor wiring depends on the contactor model3. TIMING CHARTCONTROLLER 4. PERFORMANCE DATA a KMD-410MAHb KMD-410MWH IV. SERVICE DIAGNOSIS 1. 10-MINUTE DIAGNOSTIC PROCEDURE Page 2. DIAGNOSTIC CHARTS a NO ICE PRODUCTION1. 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 Procedureb EVAPORATOR IS FROZEN UP 9. Adjustment of Water Regulating Valvec LOW ICE PRODUCTION d ABNORMAL ICEe OTHER c Ice Cube Guide, Water Tank, DeflectorV. REMOVAL AND REPLACEMENT 1. SERVICE FOR REFRIGERANT LINES a SERVICE INFORMATION5 Service Parts for R404A 6 Replacement Copper Tubing R404Ab REFRIGERANT RECOVERY 7 Evacuation, Vacuum Pump and Refrigerant Charge R404A8 Refrigerant Leak Check c EVACUATION AND RECHARGE2. BRAZING 3. COMPRESSOR1 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 9. ADJUSTMENT OF WATER REGULATING VALVE WATER-COOLED MODEL ONLY 10. FAN MOTOR11. PUMP MOTOR 13. DRAIN VALVE, CLEANING VALVE 12. WATER VALVE14. WATER TANK 15. FLOAT SWITCH 12 Turn on the power supply11 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 a CONTROL & SERVICE SWITCH b FUSEc FUSE HOLDER d CONTROL BOARD19. SPRAY TUBE, WATER SUPPLY TUBE, SPRAY GUIDE g STARTERh RUN CAPACITOR i START CAPACITOR7 Remove the hose band connecting the water supply tube VI. CLEANING AND MAINTENANCE INSTRUCTIONS 1. CLEANING a CLEANING PROCEDUREa. Loosen the two thumbscrews securing the pump motor bracket b. Disconnect the discharge hoseh. Replace the float switch in its correct position 9 Pour the cleaning solution into the water tank10 Move the service switch to the WASH position 12 Turn on the power supply to start the washing process2. MAINTENANCE b SANITIZING PROCEDURE - FOLLOWING CLEANING PROCEDURE3. PREPARING THE ICEMAKER FOR LONG STORAGE a STAINLESS STEEL EXTERIORb STORAGE BIN AND SCOOP c AIR FILTERS AIR-COOLED MODEL ONLY2. Remove the water from the icemaker water supply line 3. Drain the water tank4 Turn off the power supply and remove the front panel 5 Move the control switch to the OFF position6 Replace the front panel in its correct position 8 Close the icemaker water supply line drain valve