Removal and Replacement of Fan Motor | Hoshizaki F-80 I MAH (-c)

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Hoshizaki F-80 I MAH (-c) Removal and Replacement of Fan Motor, Removal and Replacement of Control Water Valve

Contents

“A Superior Degree of Reliability” Number Issued RevisedModular Flaker Models F-801MAH-C F-801MWH-C HoshizakiHoshizaki America, Inc Complete and detailed explanation of the problem Phone 1-800-233-1940 Technical Service 770 487-2331 FaxHOSHIZAKI AMERICA, INC 618 Highway 74 South Peachtree City, GA Attn HOSHIZAKI Technical Support Department CONTENTS 7. Removal and Replacement of Evaporator Assembly 5. Removal and Replacement of Expansion Valve8. Removal and Replacement of Fan Motor 9. Removal and Replacement of Control Water Valve F-801MAH I. Specification 1. Icemaker F-801MWH F-801MAH-C F-801MWH-C F-801MAH/-C II. General Information 1. Construction Water Supply Inlet Junction Box Water Regulator Compressor Drier F-801MWH/-C GEAR MOTOR 2. Control Box Layout FLUSH CONTROL TIMERRUN CAPACITOR III. Technical Information 1. Water Circuit and Refrigeration Circuit F-801MWH/-C F-801MAH/-C, F-801MWH/-C 2. Wiring Diagrams 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 5. Performance Data WATER FLOW FOR CONDENSER F-801MAH-C F-801MWH-C 1. Adjustment of Water Regulating Valve water-cooled model only IV. Adjustment of Components 2. Adjustment of Flake Size PROBLEM V. Service Diagnosis 1. No Ice ProductionPOSSIBLE CAUSE REMEDY POSSIBLE CAUSE 2. Low Ice Production PROBLEMPOSSIBLE CAUSE REMEDY 3. Other 1. Service for Refrigerant Lines VI. Removal and Replacement of Componentsa Refrigerant Recovery b Evacuation and Recharge R-404A 2. Brazing DANGER 3. Removal and Replacement of Compressor 4. Removal and Replacement of Drier 5. Removal and Replacement of Expansion Valve Page Cutter 7. Removal and Replacement of Evaporator AssemblyExtruding Head Auger Gear Motor Bearing-Lower and Mechanical Seal c 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 supply Coupling - 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 Barrier 9. Removal and Replacement of Control Water Valve 8. Removal and Replacement of Fan Motor 10. Removal and Replacement of Flush Water Valve 1. Preparing the Icemaker for Long Storage VII. Cleaning and Maintenance a Cleaning Solution 2. Cleaning and Sanitizing Instructions b Cleaning Procedure d Sanitizing Procedure - Initial c Sanitizing Solution e Sanitizing Procedure - Final 19 Turn off the power supply after 30 minutes 18 Move the flush switch to the “ICE” position and run the icemaker21 Flush out any solution from the storage bin 22 Turn on the power supply and start the automatic icemaking process 3. Maintenance 4 Condenser except water-cooled model 3 Air Filter air-cooled model only