Hoshizaki F-800MAH(-C) Bedienungsanleitung

Hoshizaki

“A Superior Degree

of Reliability”

www.hoshizaki.com

Models

F-800MAH(-C)

F-800MWH(-C)

Modular Flaker

Hoshizaki America, Inc.

Number: 73173

Issued: 9-2-2009

SERVICE MANUAL

HOSHIZAKI AMERICA, INC.

618 Highway 74 South

Peachtree City, GA 30269

Attn: HOSHIZAKI Technical Support Department

Phone: 1-800-233-1940 Technical Service

(770) 487-2331

Fax: (770) 487-3360

NOTE: To expedite assistance, all correspondence/communication MUST include the

following information:

• Model Number

• Serial Number

• Complete and detailed explanation of the problem

IMPORTANT

Only qualified service technicians should attempt to service or maintain this icemaker.

No service or maintenance should be undertaken until the technician has

thoroughly read this Service Manual.

HOSHIZAKI provides this manual primarily to assist qualified service technicians in the

service and maintenance of the icemaker.

Should the reader have any questions or concerns which have not been satisfactorily

addressed, please call or write to the HOSHIZAKI Technical Support Department for

assistance.

CONTENTS

PAGE

I. SPECIFICATIONS .................................................................................................... 5

1. ICEMAKER ............................................................................................................. 5

F-800MAH .............................................................................................................. 5

F-800MWH ............................................................................................................. 6

F-800MAH-C .......................................................................................................... 7

F-800MWH-C ......................................................................................................... 8

II. GENERAL INFORMATION ...................................................................................... 9

1. CONSTRUCTION .................................................................................................. 9

F-800MAH/-C ......................................................................................................... 9

F-800MWH/-C ...................................................................................................... 10

2. CONTROL BOX LAYOUT .................................................................................... 11

F-800MAH/-C ....................................................................................................... 11

F-800MWH/-C ...................................................................................................... 12

III. TECHNICAL INFORMATION ................................................................................ 13

1. WATER CIRCUIT AND REFRIGERATION CIRCUIT .......................................... 13

F-800MAH/-C ....................................................................................................... 13

F-800MWH/-C ...................................................................................................... 14

2. WIRING DIAGRAM ............................................................................................... 15

F-800MAH/-C, F-800MWH/-C .............................................................................. 15

3. SEQUENCE OF ELECTRICAL CIRCUIT ............................................................ 16

4. TIMING CHART .................................................................................................... 26

5. PERFORMANCE DATA....................................................................................... 29

F-800MAH ............................................................................................................ 29

F-800MWH ........................................................................................................... 30

F-800MAH-C ........................................................................................................ 31

F-800MWH-C ....................................................................................................... 32

IV. ADJUSTMENT OF COMPONENTS ..................................................................... 33

1. ADJUSTMENT OF WATER REGULATING VALVE

- WATER-COOLED MODEL ONLY ..................................................................... 33

2. ADJUSTMENT OF FLAKE SIZE .......................................................................... 34

Please review this manual. It should be read carefully before the icemaker is serviced or

maintenance operations are performed. Only qualified service technicians should service

and maintain the icemaker. This manual should be made available to the technician prior

to service or maintenance.

V. SERVICE DIAGNOSIS .......................................................................................... 35

1. NO ICE PRODUCTION ........................................................................................ 35

2. LOW ICE PRODUCTION ..................................................................................... 37

3. OTHERS .............................................................................................................. 38

VI. REMOVAL AND REPLACEMENT OF COMPONENTS....................................... 39

1. SERVICE FOR REFRIGERANT LINES............................................................... 39

[a] REFRIGERANT RECOVERY ......................................................................... 39

[b] EVACUATION AND RECHARGE .................................................................. 39

2. BRAZING.............................................................................................................. 40

3. REMOVAL AND REPLACEMENT OF COMPRESSOR ...................................... 41

4. REMOVAL AND REPLACEMENT OF DRIER ..................................................... 42

5. REMOVAL AND REPLACEMENT OF EXPANSION VALVE .............................. 43

6. REMOVAL AND REPLACEMENT OF WATER REGULATING VALVE

- WATER-COOLED MODEL ONLY ..................................................................... 44

7. REMOVAL AND REPLACEMENT OF CONDENSING PRESSURE

REGULATOR (C.P.R.) - REMOTE AIR-COOLED MODEL ONLY ....................... 45

8. REMOVAL AND REPLACEMENT OF EVAPORATOR ASSEMBLY .................. 46

9. REMOVAL AND REPLACEMENT OF FAN MOTOR ........................................... 50

10. REMOVAL AND REPLACEMENT OF CONTROL WATER VALVE ................... 50

11. REMOVAL AND REPLACEMENT OF FLUSH WATER VALVE ......................... 51

VII. MAINTENANCE AND CLEANING INSTRUCTIONS .......................................... 52

1. PREPARING THE ICEMAKER FOR LONG STORAGE ...................................... 52

2. CLEANING INSTRUCTIONS ............................................................................... 54

3. MAINTENANCE ................................................................................................... 58

I. SPECIFICATION

1. ICEMAKER

F-800MAH

AC SUPPLY VOLTAGE 115-120/60/1

COMPRESSOR 120 V 9.2 RLA 60 LRA

GEAR MOTOR 120 V 1.6 FLA 1/6 HP

FAN MOTOR 115 V 0.85FLA 1/15 HP

OTHER 120 V 0.03A

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 *800 (363) 765 (347) 735 (334)

Reference without *marks 80 710 (321) 680 (309) 655 (297)

90 630 (286) *615 (279) 585 (264)

100 560 (254) 540 (245) *505 (229)

SHAPE OF ICE Flake

ICE QUALITY Approx. 70%, 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.) 1205 (4.7) 1175 (3.5)

POTABLE WATER 74 (12) 96 (12)

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

EXTERIOR DIMENSIONS (WxDxH) 22" x 27-3/8" x 25-1/4" (560 x 695 x 642mm)

EXTERIOR FINISH Stainless Steel, Galvanized Steel (Rear)

WEIGHT Net 172 lbs. ( 78 kg ), Shipping 198 lbs. ( 90 kg )

CONNECTIONS - ELECTRIC Permanent - Connection

- WATER SUPPLY Inlet 1/2" FPT

- DRAIN Outlet 3/4" FPT

ICE MAKING SYSTEM Auger type

HARVESTING SYSTEM Direct Driven Auger ( 1/6 HP Gear Motor )

ICE MAKING WATER CONTROL Float Switch

COOLING WATER CONTROL N/A

BIN CONTROL SYSTEM Mechanical Bin Control ( Proximity Sw. )

COMPRESSOR Hermetic, Model RS55-C1E-PAA

CONDENSER Air-cooled, Fin and tube type

EVAPORATOR Copper Tube on Cylinder

REFRIGERANT CONTROL Thermostatic Expansion Valve

REFRIGERANT CHARGE R-404A, 1 lb.10oz. (750g)

DESIGN PRESSURE High 427 PSIG, Low 230 PSIG

P.C. BOARD CIRCUIT PROTECTION High Voltage Cut-off Relay

COMPRESSOR PROTECTION Auto-reset Overload Protector

GEAR MOTOR PROTECTION Manual reset Circuit Breaker or Fuse

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.

F-800MWH

AC SUPPLY VOLTAGE 115-120/60/1

COMPRESSOR 120 V 9.2 RLA 60 LRA

GEAR MOTOR 120 V 1.6 FLA 1/6 HP

OTHER 120 V 0.03A

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 *720 (327) 695 (314) 680 (309)

Reference without *marks 80 670 (304) 660 (299) 650 (294)

90 640 (290) *625 (284) 620 (280)

100 605 (276) 595 (271) *555 (252)

SHAPE OF ICE Flake

ICE QUALITY Approx. 70%, 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.) 1100 (4.2) 1090 (3.6)

POTABLE WATER 75 (12) 86 (12)

WATER-COOLED CONDENSER 539 (86) 318 (44)

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

EXTERIOR DIMENSIONS (WxDxH) 22" x 27-3/8" x 25-1/4" (560 x 695 x 642mm)

EXTERIOR FINISH Stainless Steel, Galvanized Steel (Rear)

WEIGHT Net 172 lbs. ( 78 kg ), Shipping 198 lbs. ( 90 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" - 18 NPT

ICE MAKING SYSTEM Auger type

HARVESTING SYSTEM Direct Driven Auger ( 1/6 HP Gear Motor )

ICE MAKING WATER CONTROL Float Switch

COOLING WATER CONTROL Automatic Water Regulator

BIN CONTROL SYSTEM Mechanical Bin Control ( Proximity Sw. )

COMPRESSOR Hermetic, Model RS55-C1E-PAA

CONDENSER Water-cooled, Tube in tube type

EVAPORATOR Copper Tube on Cylinder

REFRIGERANT CONTROL Thermostatic Expansion Valve

REFRIGERANT CHARGE R-404A, 13oz. (365g)

DESIGN PRESSURE High 427 PSIG, Low 230 PSIG

P.C. BOARD CIRCUIT PROTECTION High Voltage Cut-off Relay

COMPRESSOR PROTECTION Auto-reset Overload Protector

GEAR MOTOR PROTECTION Manual reset Circuit Breaker or Fuse

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.

F-800MAH-C

AC SUPPLY VOLTAGE 115-120/60/1

COMPRESSOR 120 V 9.2 RLA 60 LRA

GEAR MOTOR 120 V 1.6 FLA 1/6 HP

FAN MOTOR 115 V 0.85FLA 1/15 HP

OTHER 120 V 0.03A

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 *760 (345) 730 (331) 700 (316)

Reference without *marks 80 665 (303) 640 (289) 610 (277)

90 585 (265) *575 (261) 535 (242)

100 510 (231) 490 (221) *455 (206)

SHAPE OF ICE 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.) 1240 (5.2) 1195 (3.8)

POTABLE WATER 69 (12) 91 (12)

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

EXTERIOR DIMENSIONS (WxDxH) 22" x 27-3/8" x 25-1/4" (560 x 695 x 642mm)

EXTERIOR FINISH Stainless Steel, Galvanized Steel (Rear)

WEIGHT Net 172 lbs. ( 78 kg ), Shipping 198 lbs. ( 90 kg )

CONNECTIONS - ELECTRIC Permanent - Connection

- WATER SUPPLY Inlet 1/2" FPT

- DRAIN Outlet 3/4" FPT

ICE MAKING SYSTEM Auger type

HARVESTING SYSTEM Direct Driven Auger ( 1/6 HP Gear Motor )

ICE MAKING WATER CONTROL Float Switch

COOLING WATER CONTROL N/A

BIN CONTROL SYSTEM Mechanical Bin Control ( Proximity Sw. )

COMPRESSOR Hermetic, Model RS55-C1E-PAA

CONDENSER Air-cooled, Fin and tube type

EVAPORATOR Copper Tube on Cylinder

REFRIGERANT CONTROL Thermostatic Expansion Valve

REFRIGERANT CHARGE R-404A, 1 lb.10oz. (750g)

DESIGN PRESSURE High 427 PSIG, Low 230 PSIG

P.C. BOARD CIRCUIT PROTECTION High Voltage Cut-off Relay

COMPRESSOR PROTECTION Auto-reset Overload Protector

GEAR MOTOR PROTECTION Manual reset Circuit Breaker or Fuse

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.

F-800MWH-C

AC SUPPLY VOLTAGE 115-120/60/1

COMPRESSOR 120 V 9.2 RLA 60 LRA

GEAR MOTOR 120 V 1.6 FLA 1/6 HP

OTHER 120 V 0.03A

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 *670 (304) 650 (295) 640 (290)

Reference without *marks 80 625 (284) 615 (279) 605 (274)

90 590 (268) *590 (268) 570 (258)

100 560 (253) 550 (249) *505 (229)

SHAPE OF ICE 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.) 1155 (4.7) 1140 (4.1)

POTABLE WATER 71 (12) 81 (12)

WATER-COOLED CONDENSER 553 (94) 318 (47)

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

EXTERIOR DIMENSIONS (WxDxH) 22" x 27-3/8" x 25-1/4" (560 x 695 x 642mm)

EXTERIOR FINISH Stainless Steel, Galvanized Steel (Rear)

WEIGHT Net 172 lbs. ( 78 kg ), Shipping 198 lbs. ( 90 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"-18 NPT

ICE MAKING SYSTEM Auger type

HARVESTING SYSTEM Direct Driven Auger ( 1/6 HP Gear Motor )

ICE MAKING WATER CONTROL Float Switch

COOLING WATER CONTROL Automatic Water Regulator

BIN CONTROL SYSTEM Mechanical Bin Control ( Proximity Sw. )

COMPRESSOR Hermetic, Model RS55-C1E-PAA

CONDENSER Water-cooled, Tube in tube type

EVAPORATOR Copper Tube on Cylinder

REFRIGERANT CONTROL Thermostatic Expansion Valve

REFRIGERANT CHARGE R-404A, 13oz. (365g)

DESIGN PRESSURE High 427 PSIG, Low 230 PSIG

P.C. BOARD CIRCUIT PROTECTION High Voltage Cut-off Relay

COMPRESSOR PROTECTION Auto-reset Overload Protector

GEAR MOTOR PROTECTION Manual reset Circuit Breaker or Fuse

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.

II. GENERAL INFORMATION

1. CONSTRUCTION

F-800MAH/-C

Water Supply

Inlet

Junction Box

Condenser

Fan Motor

Compressor

Drier

Control Water Valve

Bin Control

Ice Chute

Evaporator

Expansion

Valve

Flush Water

Valve

Control Box

Gear Motor

F-800MWH/-C

Water Supply

Inlet

Junction Box

Water

Regulator

Compressor

Drier

Control Water Valve

Bin Control

Ice Chute

Evaporator

Expansion

Valve

Flush Water

Valve

Control Box

Gear Motor

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