Manuals / Hoshizaki / Kitchen Appliance / Ice Maker

Hoshizaki F-1000MLF/-C, F-1000MAF/-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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[j]When input voltage is too low, (Less than 70%), Gear Motor Fuse (1.5A) is blown causing the Compressor and Gear Motor to turn off immediately.

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

Contents

F-1000MAF/-C F-1000MWF/-C F-1000MRF/-C F-1000MLF/-C MODULAR FLAKERHOSHIZAKI MODELComplete and detailed explanation of the problem Phone 1-800-233-1940 Technical ServiceHOSHIZAKI AMERICA, INC 618 Highway 74 South Peachtree City, GA Attn HOSHIZAKI Technical Support DepartmentCONTENTS 1. ADJUSTMENT OF WATER REGULATING VALVE IV. ADJUSTMENT OF COMPONENTSV. SERVICE DIAGNOSIS VI. REMOVAL AND REPLACEMENT OF COMPONENTSF-1000MAF I. SPECIFICATION 1. ICEMAKERF-1000MWF F-1000MRF F-1000MLF F-1000MAF-C F-1000MWF-C F-1000MRF-C F-1000MLF-C URC-6F 2. CONDENSER UNITEXTERIOR DIMENSIONS W x D x H REFRIGERANT CHARGE WEIGHT CONNECTIONS SPECIFICATIONS MODEL URC-6FREFRIGERANT ELECTRICAL CONDENSER HEAD PRESSURE CONTROL AMBIENT CONDITIONF-1000MAF/-C II. GENERAL INFORMATION 1. CONSTRUCTIONControl Water Valve Bin Control Ice Chute Evaporator Expansion Valve Flush Water Valve Control Box Gear MotorWater Supply Inlet Junction Box Water Regulator Compressor Drier F-1000MWF/-CControl Water Valve Bin Control Ice Chute Evaporator Expansion Valve Flush Water Valve Control Box Gear MotorWater Supply Inlet Junction Box Compressor Receiver Tank Drier F-1000MRF/-CControl Water Valve Bin Control Ice Chute Evaporator Expansion Valve Flush Water Valve Control Box Gear MotorWater Supply Inlet Junction Box Hot Gas Valve Solenoid Valve Heat F-1000MLF/-CExchanger Control Water Valve Bin Control Ice Chute Evaporator Expansion ValveF-1000MAF/-C 2. CONTROL BOX LAYOUTGEAR MOTOR CONTROL TIMER F-1000MWF, F-1000MRF/-CCONNECTOR FLUSH TIMERGEAR MOTOR PROTECT RELAY CONTROL TIMER FLUSH FLUSH SWITCH ICE POWER SWITCH FUSE FUSE GEAR MOTORF-1000MAF/-C III. TECHNICAL INFORMATION 1. WATER CIRCUIT AND REFRIGERATION CIRCUITF-1000MWF/-C F-1000MRF/-C F-1000MLF/-C F-1000MAF/-C, F-1000MWF/-C, F-1000MRF/-C 2. WIRING DIAGRAMSF-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 Miswiring. Circuit Protect Relay operates 4. TIMING CHARTProper wiring. The unit starts 1 sec 150 sec60 sec 1. CIRCUIT PROTECT RELAY 2. WATER LEVEL UPPER 3. FLOAT SWITCH LOWER F-1000MAF 5. PERFORMANCE DATAF-1000MWF F-1000MRF F-1000MLF F-1000MAF-C F-1000MWF-C F-1000MRF-C F-1000MLF-C 1. ADJUSTMENT OF WATER REGULATING VALVE - WATER-COOLED MODEL ONLY IV. ADJUSTMENT OF COMPONENTSPROBLEM V. SERVICE DIAGNOSIS1. NO ICE PRODUCTION POSSIBLE CAUSEPOSSIBLE CAUSE PROBLEMREMEDY 2. LOW ICE PRODUCTION PROBLEMPOSSIBLE CAUSE REMEDYPROBLEM 3. OTHERSPOSSIBLE CAUSE REMEDY1. SERVICE FOR REFRIGERANT LINES VI. REMOVAL AND REPLACEMENT OF COMPONENTSa 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 CUTTER 8. REMOVAL AND REPLACEMENT OF EVAPORATOR ASSEMBLYEXTRUDING HEAD AUGERGEAR MOTOR BEARING-LOWER AND MECHANICAL SEALc Check for leaks using nitrogen gas 140 PSIG and soap bubbles 27 When replacing the Evaporator28 Move the Flush Switch to the “ICE” position 30 Turn on the power supplyCoupling - Spline Auger Mechanical Seal O-ring Bearing Lower Bolt WasherRubber O-ring Nylon Ring Bolt Washer Cutter Extruding Head Washer Socket Head Cap Screw Evaporator Washer Socket Head Cap Screw Barrier10. REMOVAL AND REPLACEMENT OF CONTROL WATER VALVE 9. REMOVAL AND REPLACEMENT OF FAN MOTOR11. REMOVAL AND REPLACEMENT OF FLUSH WATER VALVE 1. PREPARING THE ICEMAKER FOR LONG STORAGE VII. MAINTENANCE AND CLEANING INSTRUCTIONS2 Turn on the power supply and wait for 20 seconds 1 Turn off the power supply and wait for 3 minutesWater-cooled Models 3 Close the Water Supply Line Shut-off Valve2. CLEANING INSTRUCTIONS Page 11 Move the Flush Switch to the “ICE” position 6 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 STEP13 Turn on the power supply and run the icemaker If the solution is left on these parts, they will rust14 Turn off the power supply after 30 minutes 16 Flush out any solution from the Storage Bin3. MAINTENANCE 4 Condenser Except water-cooled model 3 Air Filter Air-cooled model only