Manuals / Hoshizaki / Kitchen Appliance / Ice Maker

Hoshizaki F-1000MRF/-C, F-1000MAF/-C Timing Chart, Miswiring. Circuit Protect Relay operates

Models: F-1000MWF/-C F-1000MRF/-C F-1000MLF/-C F-1000MAF/-C

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Page 38

4. TIMING CHART

4. TIMING CHART

	1. CIRCUIT PROTECT	ON
	RELAY	OFF
		UPPER
	2. WATER LEVEL	LOWER
		BOTTOM
	UPPER	ON
	UPPER	OFF
	3. FLOAT	OFF
	3. FLOAT
	SWITCH	ON
	LOWER	ON
	LOWER	OFF
		OFF
	4. WATER CONTROL	ON
	RELAY	OFF
	5. CONTROL WATER	ON
	VALVE	OFF
	6. FLUSH TIMER	1 - 2
	6. FLUSH TIMER	2 - 3
		2 - 3
	7. FLUSH SWITCH	FLUSH
	7. FLUSH SWITCH	ICE
		ICE
	8. FLUSH WATER	ON
	VALVE	OFF
	9. BIN CONTROL	ON
		ON
		OFF
	10. GEAR MOTOR	ON
	RELAY	OFF
	11. GEAR MOTOR	ON
	11. GEAR MOTOR	OFF
		OFF
	12. FAN MOTOR	ON
	12. FAN MOTOR	OFF
		OFF
	13. COMPRESSOR	ON
	13. COMPRESSOR	OFF
		OFF
	14. PRESSURE	ON
	SWITCH	OFF
	15. HEATER	ON
	15. HEATER	OFF
		OFF

Miswiring. Circuit Protect Relay operates.)

Proper wiring. The unit starts.	BIN CONTROL
	BIN CONTROL
	OFF	ON

1 sec

6 sec

1 sec

60 sec

60 sec

38

Image 38

Hoshizaki F-1000MRF/-C Timing Chart, Miswiring. Circuit Protect Relay operates, Proper wiring. The unit starts

Contents

HOSHIZAKI MODULAR FLAKERF-1000MAF/-C F-1000MWF/-C F-1000MRF/-C F-1000MLF/-C MODELHOSHIZAKI AMERICA, INC 618 Highway 74 South Peachtree City, GA Phone 1-800-233-1940 Technical ServiceComplete and detailed explanation of the problem Attn HOSHIZAKI Technical Support DepartmentCONTENTS V. SERVICE DIAGNOSIS IV. ADJUSTMENT OF COMPONENTS1. ADJUSTMENT OF WATER REGULATING VALVE VI. REMOVAL AND REPLACEMENT OF COMPONENTSI. SPECIFICATION 1. ICEMAKER F-1000MAFF-1000MWF F-1000MRF F-1000MLF F-1000MAF-C F-1000MWF-C F-1000MRF-C F-1000MLF-C 2. CONDENSER UNIT URC-6FREFRIGERANT ELECTRICAL CONDENSER HEAD PRESSURE CONTROL SPECIFICATIONS MODEL URC-6FEXTERIOR DIMENSIONS W x D x H REFRIGERANT CHARGE WEIGHT CONNECTIONS AMBIENT CONDITIONControl Water Valve Bin Control Ice Chute Evaporator Expansion Valve II. GENERAL INFORMATION 1. CONSTRUCTIONF-1000MAF/-C Flush Water Valve Control Box Gear MotorControl Water Valve Bin Control Ice Chute Evaporator Expansion Valve F-1000MWF/-CWater Supply Inlet Junction Box Water Regulator Compressor Drier Flush Water Valve Control Box Gear MotorControl Water Valve Bin Control Ice Chute Evaporator Expansion Valve F-1000MRF/-CWater Supply Inlet Junction Box Compressor Receiver Tank Drier Flush Water Valve Control Box Gear MotorExchanger F-1000MLF/-CWater Supply Inlet Junction Box Hot Gas Valve Solenoid Valve Heat Control Water Valve Bin Control Ice Chute Evaporator Expansion ValveGEAR MOTOR 2. CONTROL BOX LAYOUTF-1000MAF/-C F-1000MWF, F-1000MRF/-C CONTROL TIMERGEAR MOTOR PROTECT RELAY CONTROL TIMER FLUSH TIMERCONNECTOR FLUSH FLUSH SWITCH ICE POWER SWITCH FUSE FUSE GEAR MOTORIII. TECHNICAL INFORMATION 1. WATER CIRCUIT AND REFRIGERATION CIRCUIT F-1000MAF/-CF-1000MWF/-C F-1000MRF/-C F-1000MLF/-C 2. WIRING DIAGRAMS F-1000MAF/-C, F-1000MWF/-C, F-1000MRF/-CF-1000MLF/-C 3. SEQUENCE OF ELECTRICAL CIRCUIT b When Reservoir has been filled, Gear Motor starts immediately c Compressor starts about 60 sec. after Gear Motor starts Page e Low Water Except Water-cooled Model Page Page h When Flush Timer operates for 15 min. every 12 hours Page Page Proper wiring. The unit starts 4. TIMING CHARTMiswiring. Circuit Protect Relay operates 60 sec 150 sec1 sec 1. CIRCUIT PROTECT RELAY 2. WATER LEVEL UPPER 3. FLOAT SWITCH LOWER 5. PERFORMANCE DATA F-1000MAFF-1000MWF F-1000MRF F-1000MLF F-1000MAF-C F-1000MWF-C F-1000MRF-C F-1000MLF-C IV. ADJUSTMENT OF COMPONENTS 1. ADJUSTMENT OF WATER REGULATING VALVE - WATER-COOLED MODEL ONLY1. NO ICE PRODUCTION V. SERVICE DIAGNOSISPROBLEM POSSIBLE CAUSEREMEDY PROBLEMPOSSIBLE CAUSE POSSIBLE CAUSE PROBLEM2. LOW ICE PRODUCTION REMEDYPOSSIBLE CAUSE 3. OTHERSPROBLEM REMEDYa REFRIGERANT RECOVERY EXCEPT F-1000MLF-C VI. REMOVAL AND REPLACEMENT OF COMPONENTS1. SERVICE FOR REFRIGERANT LINES b REFRIGERANT RECOVERY F-1000MLF ONLY2. BRAZING DANGER 3. REMOVAL AND REPLACEMENT OF COMPRESSOR IMPORTANT 4. REMOVAL AND REPLACEMENT OF DRIER 5. REMOVAL AND REPLACEMENT OF EXPANSION VALVE Page Page EXTRUDING HEAD 8. REMOVAL AND REPLACEMENT OF EVAPORATOR ASSEMBLYCUTTER AUGERBEARING-LOWER AND MECHANICAL SEAL GEAR MOTOR28 Move the Flush Switch to the “ICE” position 27 When replacing the Evaporatorc Check for leaks using nitrogen gas 140 PSIG and soap bubbles 30 Turn on the power supplyRubber O-ring Nylon Ring Bolt Washer Cutter Extruding Head Washer Auger Mechanical Seal O-ring Bearing Lower Bolt WasherCoupling - Spline Socket Head Cap Screw Evaporator Washer Socket Head Cap Screw Barrier9. REMOVAL AND REPLACEMENT OF FAN MOTOR 10. REMOVAL AND REPLACEMENT OF CONTROL WATER VALVE11. REMOVAL AND REPLACEMENT OF FLUSH WATER VALVE VII. MAINTENANCE AND CLEANING INSTRUCTIONS 1. PREPARING THE ICEMAKER FOR LONG STORAGEWater-cooled Models 1 Turn off the power supply and wait for 3 minutes2 Turn on the power supply and wait for 20 seconds 3 Close the Water Supply Line Shut-off Valve2. CLEANING INSTRUCTIONS Page 14 Turn off the power supply when the Gear Motor starts 6 Move the Flush Switch to the “ICE” position11 Move the Flush Switch to the “ICE” position 16 Move the Flush Switch to the “ICE” position STEP14 Turn off the power supply after 30 minutes If the solution is left on these parts, they will rust13 Turn on the power supply and run the icemaker 16 Flush out any solution from the Storage Bin3. MAINTENANCE 3 Air Filter Air-cooled model only 4 Condenser Except water-cooled model