Manuals / Hoshizaki / Kitchen Appliance / Ice Maker

Hoshizaki F-1000MAF/-C, F-1000MLF/-C, F-1000MRF/-C, F-1000MWF/-C service manual

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

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F-1000MLF

APPROXIMATE	Ambient			Water Temp. (°F)
ICE PRODUCTION	Temp. (°F)		50		70		90
PER 24 HR.	70	1150	(522)	1035	(469)	1005	(456)
	80	980	(444)	950	(431)	925	(420)
	90	900	(408)	885	(401)	850	(386)
lbs./day (kg/day)	100	830	(376)	805	(366)	690	(313)
APPROXIMATE ELECTRIC	70	135	--	135	--	135	--
CONSUMPTION	80	135	--	130	--	130	--
	90	130	--	130	--	130	--
watts	100	130	--	130	--	130	--
APPROXIMATE WATER	70	138	(522)	124	(469)	121	(456)
CONSUMPTION PER 24 HR.	80	117	(444)	114	(431)	111	(420)
gal./day (l/day)	90	108	(408)	106	(401)	102	(386)
gal./day (l/day)	100	99	(376)	97	(366)	83	(313)
EVAPORATOR OUTLET TEMP.	70	21	(-6)	21	(-6)	21	(-6)
	80	21	(-6)	21	(-6)	21	(-6)
	90	21	(-6)	21	(-6)	23	(-5)
°F (°C)	100	23	(-5)	23	(-5)	23	(-5)
HEAD PRESSURE	70	106	(7.4)	106	(7.4)	106	(7.4)
	80	125	(8.7)	125	(8.7)	125	(8.7)
PSIG (kg/cm²G)	90	143	(10.0)	143	(10.0)	143	(10.0)
PSIG (kg/cm²G)	100	166	(11.7)	166	(11.7)	166	(11.7)
SUCTION PRESSURE	70	26	(1.8)	26	(1.8)	26	(1.8)
	80	30	(2.1)	30	(2.1)	30	(2.1)
PSIG ( kg/cm²G )	90	33	(2.3)	33	(2.3)	33	(2.3)
PSIG ( kg/cm²G )	100	35	(2.5)	35	(2.5)	35	(2.5)

Note: The data without *marks should be used for reference.

This data is for reference only, different condensing unit will vary data.

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

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Hoshizaki F-1000MAF/-C, F-1000MLF/-C, F-1000MRF/-C, F-1000MWF/-C service manual

Contents

MODULAR FLAKER F-1000MAF/-C F-1000MWF/-C F-1000MRF/-C F-1000MLF/-CHOSHIZAKI MODELPhone 1-800-233-1940 Technical Service Complete and detailed explanation of the problemHOSHIZAKI AMERICA, INC 618 Highway 74 South Peachtree City, GA Attn HOSHIZAKI Technical Support DepartmentCONTENTS IV. ADJUSTMENT OF COMPONENTS 1. ADJUSTMENT OF WATER REGULATING VALVEV. SERVICE DIAGNOSIS 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-6FSPECIFICATIONS MODEL URC-6F EXTERIOR DIMENSIONS W x D x H REFRIGERANT CHARGE WEIGHT CONNECTIONSREFRIGERANT ELECTRICAL CONDENSER HEAD PRESSURE CONTROL AMBIENT CONDITIONII. GENERAL INFORMATION 1. CONSTRUCTION F-1000MAF/-CControl Water Valve Bin Control Ice Chute Evaporator Expansion Valve Flush Water Valve Control Box Gear MotorF-1000MWF/-C Water Supply Inlet Junction Box Water Regulator Compressor DrierControl Water Valve Bin Control Ice Chute Evaporator Expansion Valve Flush Water Valve Control Box Gear MotorF-1000MRF/-C Water Supply Inlet Junction Box Compressor Receiver Tank DrierControl Water Valve Bin Control Ice Chute Evaporator Expansion Valve Flush Water Valve Control Box Gear MotorF-1000MLF/-C Water Supply Inlet Junction Box Hot Gas Valve Solenoid Valve HeatExchanger Control Water Valve Bin Control Ice Chute Evaporator Expansion ValveGEAR MOTOR 2. CONTROL BOX LAYOUTF-1000MAF/-C F-1000MWF, F-1000MRF/-C CONTROL TIMERFLUSH TIMER CONNECTORGEAR MOTOR PROTECT RELAY CONTROL TIMER 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 ONLYV. SERVICE DIAGNOSIS PROBLEM1. NO ICE PRODUCTION POSSIBLE CAUSEREMEDY PROBLEMPOSSIBLE CAUSE PROBLEM 2. LOW ICE PRODUCTIONPOSSIBLE CAUSE REMEDY3. OTHERS PROBLEMPOSSIBLE CAUSE REMEDYVI. REMOVAL AND REPLACEMENT OF COMPONENTS 1. SERVICE FOR REFRIGERANT LINESa REFRIGERANT RECOVERY EXCEPT F-1000MLF-C 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 8. REMOVAL AND REPLACEMENT OF EVAPORATOR ASSEMBLY CUTTEREXTRUDING HEAD AUGERBEARING-LOWER AND MECHANICAL SEAL GEAR MOTOR27 When replacing the Evaporator c Check for leaks using nitrogen gas 140 PSIG and soap bubbles28 Move the Flush Switch to the “ICE” position 30 Turn on the power supplyAuger Mechanical Seal O-ring Bearing Lower Bolt Washer Coupling - SplineRubber O-ring Nylon Ring Bolt Washer Cutter Extruding Head Washer 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 STORAGE1 Turn off the power supply and wait for 3 minutes 2 Turn on the power supply and wait for 20 secondsWater-cooled Models 3 Close the Water Supply Line Shut-off Valve2. CLEANING INSTRUCTIONS Page 6 Move the Flush Switch to the “ICE” position 11 Move the Flush Switch to the “ICE” position14 Turn off the power supply when the Gear Motor starts 16 Move the Flush Switch to the “ICE” position STEPIf the solution is left on these parts, they will rust 13 Turn on the power supply and run the icemaker14 Turn off the power supply after 30 minutes 16 Flush out any solution from the Storage Bin3. MAINTENANCE 3 Air Filter Air-cooled model only 4 Condenser Except water-cooled model