Service Manual
Table Of Contents
- Important Safety Information
- I. Specifications
- II. General Information
- III. Technical Data
- IV. Service Diagnosis
- V. Replacement of Components
- VI. Maintenance
- VII. Disposal
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B. Important Notes for Component Replacement
NOTICE
When replacing a component listed below, see the notes to help ensure proper
operation.
Component Notes
Compressor Install a new start relay, start capacitor, and compressor protector (compressor protector
is integrated with the start relay on refrigerators; internal on 1-section freezers; external on
2-section freezers).
Compressor,
Evaporator
Fan Motor,
Condenser Fan
Motor
WARNING! To reduce the risk of electric shock, be sure to reconnect the
component's ground wire.
Expansion Valve • Attach the expansion valve bulb to the suction line in the same location as the previous
bulb.
• Secure the bulb with the clamp and holder, then insulate it.
Defrost
Thermistor
After working with or around the defrost thermistor on a freezer, make sure the defrost
thermistor wire is not touching the defrost heater.
Control Module If three dashes (- - -) appear on the display module when energized, the compressor and
display module are off. To turn the compressor and display module on, press and hold the
upper and lower buttons until the temperature appears on the display. NOTICE! The three
dashes must be cleared, otherwise the compressor will not run and product will be
lost.
C. Door Reversal
This appliance is provided with a cabinet design which, after being delivered to the
installation location, permits changing of the door swing from left to right or right to left.
To change the door swing, an HS kit from your local Hoshizaki distributor is required. See
the table below. NOTICE! Improper installation of the HS kit may result in the doors
not closing completely and/or the gaskets not sealing correctly. For further details,
contact your local Hoshizaki distributor or Hoshizaki Technical Support at
1-800-233-1940.
Door Type Convert HS Kit Number
Full Glass
Right Hinge to Left Hinge HS-5045
Left Hinge to Right Hinge HS-5046
Full Solid, Half Solid
Right Hinge to Left Hinge HS-3725
Left Hinge to Right Hinge HS-3726