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.

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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

F-450MAH-C, F-450MAH specifications

Hoshizaki F-450MAH and F-450MAH-C are advanced ice machine models designed for commercial use, ensuring high efficiency and reliability in providing ice for a variety of foodservice and hospitality applications. These models are recognized for their streamlined operation and innovative technology, making them a preferred choice for many establishments.

One of the standout features of the Hoshizaki F-450MAH is its impressive ice production capacity. The machine can produce up to 525 pounds of crescent cube ice daily, meeting the high demands of busy restaurants, bars, hotels, and catering services. The ice produced is not only uniform in size but is also perfect for mixed drinks, chilling beverages, and food display applications.

The F-450MAH and its counterpart, the F-450MAH-C, are equipped with an advanced water-cooled condenser, optimizing performance even in challenging environments. This technology allows the machines to operate efficiently, minimizing energy consumption and enhancing overall performance. Additionally, these models feature a self-cleaning function that reduces maintenance time and improves hygiene by automatically flushing water lines and purging scale buildup.

Hoshizaki prioritizes durability and reliability in its designs, and the F-450MAH is no exception. The machine is constructed from high-quality stainless steel, ensuring resistance to corrosion and easy cleaning. Furthermore, the interior of the ice bin is designed to be easy to access, allowing quick retrieval of ice while maintaining optimal hygiene standards.

In terms of usability, the F-450MAH and F-450MAH-C come with a user-friendly digital control panel that provides real-time information on ice production and machine status. Operators can easily monitor performance and make adjustments as necessary, enhancing operational efficiency.

The Hoshizaki F-450MAH-C variant is tailored for those in need of a modular unit. It is designed to be stacked with compatible storage bins or dispensers, offering flexibility in installation and ice storage solutions. This modularity allows businesses to customize their ice-making operations according to specific needs while maximizing space.

In summary, the Hoshizaki F-450MAH and F-450MAH-C are exceptional ice machines that combine high production capacity, advanced technologies, and robust construction. These models offer an excellent solution for businesses in the foodservice industry, ensuring a consistent supply of high-quality ice while reducing operational costs and maintenance efforts. With their reliable performance and user-friendly features, they are regarded as a top choice in the commercial ice machine market.