Hoshizaki F-450MAH-C service manual

Page 5

2. F-450MAH-C

AC SUPPLY VOLTAGE

115/60/1

 

 

 

 

 

 

COMPRESSOR

120 V

8.5 RLA

 

51 LRA

 

 

GEAR MOTOR

120 V

1.6 FLA

 

1/6 HP

 

 

FAN MOTOR

115 V

0.85FLA

 

50W

 

 

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

 

*426 (193)

 

407 (185)

387 (176)

 

Reference without *marks

80

 

368 (167)

 

350 (159)

333 (151)

 

 

90

 

317 (144)

 

*310 (141)

287 (130)

 

 

100

 

273 (124)

 

260 (118)

*244 (111)

 

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.)

956 (7.4)

 

 

 

880 (5.0)

 

 

POTABLE WATER

37 (12)

 

 

 

51 (12)

 

 

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

 

 

 

 

 

 

 

EXTERIOR DIMENSIONS (WxDxH)

21"-7/8" x 27-3/8" x 21-61/64" (556 x 696 x 557.7mm)

EXTERIOR FINISH

Stainless Steel, Galvanized Steel (Rear)

WEIGHT

Net 150 lbs. ( 68 kg ), Shipping 175 lbs. ( 80 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

Infrared Sensor

 

 

 

 

COMPRESSOR

Hermetic,

Model RS43C1E-CAA-219

CONDENSER

Air-cooled, Fin and tube type

 

 

EVAPORATOR

Copper Tube on Cylinder

 

 

 

REFRIGERANT CONTROL

Thermostatic Expansion Valve

 

 

REFRIGERANT CHARGE

R-404A,

1 lb.

(455 g)

 

 

DESIGN PRESSURE

High 427 PSIG, Low 230 PSIG

 

 

P.C. BOARD CIRCUIT PROTECTION

High Voltage Cut-off Relay

 

 

COMPRESSOR PROTECTION

Internal 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 - 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.

5

Image 5
Contents Modular Flaker Models 450MAH-C Hoshizaki AMERICA, INC Contents Water TEMP. F Specifications 1. F-450MAH450MAH-C II. General Information Construction Control Box Layout Solid-State Control Timer BoardTimer Board Sequence Part Code Page Page 450MAH Wiring Diagram450MAH-C Sequence of Electrical Circuit Page Compressor starts about 60 sec. after gear motor starts Page Low water except water-cooled model Page Page Page Page Page Timing Chart Gear Motor Relay OFF FAN Motor Flush ICE OFF Upper Lower Bottom ICE Production Performance Data883 891 898 IV. Service Diagnosis No Ice Production Problem Possible Cause Remedy Problem Possible Cause Remedy Low Ice Production Other Service for Refrigerant Lines Removal and Replacement of ComponentsRefrigerant Recovery Evacuation and Recharge R-404ABrazing Removal and Replacement of Compressor Removal and Replacement of Drier Removal and Replacement of Expansion Valve Cutter Removal and Replacement of Evaporator AssemblyExtruding Head AugerGear Motor Bearing-Lower and Mechanical SealRemoval and Replacement of Control Water Valve Removal and Replacement of Fan MotorRemoval and Replacement of Flush Water Valve Preparing the Icemaker for Long Storage VI. Cleaning and MaintenanceCleaning Solution Cleaning and Sanitizing InstructionsCleaning Procedure Sanitizing Procedure Initial Sanitizing SolutionSanitizing Procedure Final Page Maintenance Instructions