Hoshizaki F-80 I MWH (-c), F-80 I MAH (-c) service manual F-801MWH-C

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F-801MWH-C

AC SUPPLY VOLTAGE

115/60/1

 

 

 

 

 

 

 

 

 

COMPRESSOR

120 V

8.5 RLA

51 LRA

 

 

 

GEAR MOTOR

120 V

3 FLA

 

 

1/4 HP

 

 

 

OTHER

120 V

0.03 A

 

 

 

 

 

 

 

 

MAXIMUM FUSE SIZE

20 A

 

 

 

 

 

 

 

 

 

MAX. HACR BREAKER (USA ONLY)

20 A

 

 

 

 

 

 

 

 

 

MAX. CIRC. BREAKER (CANADA ONLY)

20 A

 

 

 

 

 

 

 

 

 

MINIMUM CIRCUIT AMPACITY

20 A

 

 

 

 

 

 

 

 

 

APPROXIMATE ICE PRODUCTION

Ambient

 

WATER TEMP. (°F)

 

 

PER 24 HR.

Temp.(°F)

50

 

70

 

90

 

lbs./day ( kg/day )

70

* 645

(293)

 

620

(281)

 

608

(276)

 

Reference without *marks

80

596

(270)

 

585

(265)

 

574

(260)

 

 

90

563

(255)

*

550

(249)

 

541

(246)

 

SHAPE OF ICE

100

531

(241)

 

521

(236)

*

485

(220)

 

Cubelet

 

 

 

 

 

 

 

 

 

ICE QUALITY

Approx. 80%, Ice

(90/70°F, Conductivity 200 µs/cm)

APPROXIMATE STORAGE CAPACITY

N/A

 

 

 

 

 

 

 

 

 

ELECTRIC & WATER CONSUMPTION

90/70°F

 

 

 

70/50°F

 

 

 

ELECTRIC W (kWH/100 lbs.)

1075 (4.7)

 

 

 

1083 (4.1)

 

 

 

 

POTABLE WATER

66 (12)

 

 

 

77 (12)

 

 

 

 

WATER-COOLED CONDENSER

302 (55)

 

 

 

199 (31)

 

 

 

 

gal./24HR (gal./100 lbs.)

 

 

 

 

 

 

 

 

 

 

EXTERIOR DIMENSIONS (WxDxH)

22" x 27-3/8" x 25-15/16" (560 x 695 x 658mm)

EXTERIOR FINISH

Stainless Steel, Galvanized Steel (Rear)

 

 

 

WEIGHT

Net 176 lbs. ( 80 kg ), Shipping 207 lbs. ( 94 kg )

CONNECTIONS - ELECTRIC

Permanent - Connection

 

 

 

 

 

 

- WATER SUPPLY

Inlet 1/2" FPT

 

 

Cond. Inlet 1/2" FPT

- DRAIN

Outlet 3/4" FPT

 

 

Cond. Outlet 3/8" FPT

ICE MAKING SYSTEM

Auger type

 

 

 

 

 

 

 

 

 

HARVESTING SYSTEM

Direct Driven Auger ( 1/4HP Gear Motor )

 

 

 

ICE MAKING WATER CONTROL

Float Switch

 

 

 

 

 

 

 

 

COOLING WATER CONTROL

N/A

 

 

 

 

 

 

 

 

 

BIN CONTROL SYSTEM

Mechanical Bin Control ( Proximity Sw. )

 

 

 

COMPRESSOR

Hermetic,

Model RS43-C2E-CAA

 

 

 

CONDENSER

Water-cooled, tube in tube type

 

 

 

 

 

EVAPORATOR

Copper Tube on Cylinder

 

 

 

 

 

 

REFRIGERANT CONTROL

Thermostatic Expansion Valve

 

 

 

 

 

REFRIGERANT CHARGE

R-404A,

1lb 1oz

(470 g)

 

 

 

DESIGN PRESSURE

High 427 PSIG, Low 230 PSIG

 

 

 

 

 

PC BOARD CIRCUIT PROTECTION

High Voltage Cut-off Relay

 

 

 

 

 

 

COMPRESSOR PROTECTION

Auto-reset Overload Protector

 

 

 

 

 

GEAR MOTOR PROTECTION

Fuse (3A)

 

 

 

 

 

 

 

 

 

REFRIGERANT CIRCUIT PROTECTION

Auto-reset High Pressure Control Switch

 

 

 

LOW WATER PROTECTION

Float Switch and Timer

 

 

 

 

 

 

ACCESSORIES - SUPPLIED

Spare Fuse

 

 

 

 

 

 

 

 

- REQUIRED

Ice Storage Bin

 

 

 

 

 

 

 

 

OPERATING CONDITIONS

VOLTAGE RANGE

 

 

 

104 - 127 V

 

AMBIENT TEMP.

 

 

 

 

 

45 - 100° F

 

WATER SUPPLY TEMP.

 

 

 

45 - 90° F

 

WATER SUPPLY PRESSURE

 

 

10 - 113 PSIG

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

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Contents Number Issued Revised “A Superior Degree of Reliability”Modular Flaker Models F-801MAH-C F-801MWH-C HoshizakiHoshizaki America, IncPhone 1-800-233-1940 Technical Service 770 487-2331 Fax Complete and detailed explanation of the problemHOSHIZAKI AMERICA, INC 618 Highway 74 South Peachtree City, GA Attn HOSHIZAKI Technical Support DepartmentCONTENTS 5. Removal and Replacement of Expansion Valve 7. Removal and Replacement of Evaporator Assembly8. Removal and Replacement of Fan Motor 9. Removal and Replacement of Control Water ValveI. Specification 1. Icemaker F-801MAHF-801MWH F-801MAH-C F-801MWH-C II. General Information 1. Construction F-801MAH/-CF-801MWH/-C Water Supply Inlet Junction Box Water Regulator Compressor Drier2. Control Box Layout GEAR MOTORRUN CAPACITOR CONTROL TIMERFLUSH III. Technical Information 1. Water Circuit and Refrigeration Circuit F-801MWH/-C 2. Wiring Diagrams F-801MAH/-C, F-801MWH/-C3. 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 WATER FLOW FOR CONDENSER F-801MAH-C F-801MWH-C IV. Adjustment of Components 1. Adjustment of Water Regulating Valve water-cooled model only2. Adjustment of Flake Size V. Service Diagnosis 1. No Ice Production PROBLEMPOSSIBLE CAUSE REMEDYREMEDY PROBLEM 2. Low Ice ProductionPOSSIBLE CAUSE REMEDY3. Other VI. Removal and Replacement of Components 1. Service for Refrigerant Linesa Refrigerant Recovery b Evacuation and Recharge R-404A2. Brazing DANGER 3. Removal and Replacement of Compressor 4. Removal and Replacement of Drier 5. Removal and Replacement of Expansion Valve Page 7. 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 Barrier8. Removal and Replacement of Fan Motor 9. Removal and Replacement of Control Water Valve10. Removal and Replacement of Flush Water Valve VII. Cleaning and Maintenance 1. Preparing the Icemaker for Long Storage2. Cleaning and Sanitizing Instructions a Cleaning Solutionb Cleaning Procedure c Sanitizing Solution d Sanitizing Procedure - Initiale Sanitizing Procedure - Final 18 Move the flush switch to the “ICE” position and run the icemaker 19 Turn off the power supply after 30 minutes21 Flush out any solution from the storage bin 22 Turn on the power supply and start the automatic icemaking process3. Maintenance 3 Air Filter air-cooled model only 4 Condenser except water-cooled model