Service Manual
Manuals
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Hoshizaki Manuals
Commercial Equipment
67.9 cu. ft. Solid Half Door Commercial Reach In Freezer
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Table Of Contents
Important Safety Information
I. Specifications
A. Electrical and Refrigerant Data
B. Storage Capacity and Dimensions
1. Storage Capacity
2. Dimensions
II. General Information
A. Construction
1. One Section
2. Two Section
3. Three Section
B. Sequence of Operation
1. Sequence Cycles and Shutdown
a) Refrigerator
b) Freezer
2. Sequence Flow Charts
a) Refrigerator
b) Freezer
C. Display Module
1. Display Module Layout
2. Controls and Adjustments
D. Control Module
1. Control Module Layout
2. Alarm Safeties
E. Compressor Protector, Short Cycle Protection, and High-Pressure Switch
F. Mullion/Perimeter Heater
G. Thermistors
III. Technical Data
A. Refrigeration Circuit
B. Wiring Diagrams
IV. Service Diagnosis
A. Diagnostic Procedure
1. Refrigerator
2. Freezer
B. Control Module Check
C. Thermistor Check
D. Diagnostic Chart
V. Replacement of Components
A. Service for Refrigerant Lines
1. Refrigerant Recovery
2. Brazing
3. Evacuation and Recharge
B. Important Notes for Component Replacement
C. Door Reversal
VI. Maintenance
A. Cleaning Instructions
1. Exterior
2. Cabinet Interior
3. Door Gaskets
4. Shelves
5. Glass Door
B. Maintenance
1. Condenser
2. Power Supply Connection
C. Preparing the Appliance for Periods of Non-Use
VII. Disposal
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B.
W
iring
Diagrams
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CR1B-FG
* High-Pr
essure Switc
h
Cut-out
270±1
0 PSIG
Cut-in
1
90±20 PSIG
*
1
...
...
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