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Ice Maker
Hoshizaki
KM-1300MAH, KM-1300MRH
service manual
2b. KM-1300MWH Water-cooled Serial No. M10156D
Models:
KM-1300MRH
KM-1300MAH
KM-1300MWH
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Specs
Wiring Diagrams
Maintenance
Problem Possible Cause Remedy
Cleaning Procedure
Controls and Adjustments
Setting Time
Cleaning
Refrigerant Recovery
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2b.
KM-1300MWH
(Water-cooled)
Serial No. M10156D-
Note: We reserve the right to make changes in specifications and design without prior notice.
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Contents
KM-1300MAH KM-1300MWH KM-1300MRH
Hoshizaki AMERICA, INC
Contents
Maintenance
KM-1300MAH Air-cooled
Specifications
2a. KM-1300MWH Water-cooled
2b. KM-1300MWH Water-cooled Serial No. M10156D
KM-1300MRH Remote air-cooled
Condensing Unit URC-12F
Specifications Model URC-12F
II. General Information Construction
KM-1300MWH Water-cooled
KM-1300MRH Remote air-cooled
Controller Board
Features of Control Products E Controller Board
Controller Board
SOLID-STATE Control
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Freeze Cycle
Beep every 3 sec. = High Evaporator Temperature 127 F
Minute Fill Cycle
Harvest Cycle
Control Products HOS-001A Board
Sequence 1st Cycle
2nd Cycle and after with pump drain
2nd Cycle and after with no pump drain
Controls and Adjustments
Setting Time
Setting Frequency
Checking the Controller Board
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III. Technical Information
KM-1300MWH Water-cooled
KM-1300MRH Remote air-cooled
KM-1300MAH Air-cooled and KM-1300MWH Water-cooled
Wiring Diagrams
Cut-out 412 ±21.3 Psig Cut-in 327±21.3 Psig
Timing Chart
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Performance Data
Serial # L00001F to M10155C
KM-1300MWH Water-cooled Serial # M10156D
KM-1300MRH Remote air-cooled
Problem Possible Cause Remedy
IV. Service Diagnosis No ICE Production
Controller Board
Problem Possible Cause Remedy
LOW ICE Production
Evaporator is Frozen UP
Others
Abnormal ICE
Refrigerant Recovery
Service for Refrigerant Lines
Evacuation and Recharge R-404A
Brazing
Removal and Replacement of Compressor Important
Removal and Replacement of Drier
Removal and Replacement of Expansion Valve
Removal and Replacement of HOT GAS Valve and Line Valve
Removal and Replacement of Evaporator Important
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Removal and Replacement of Thermistor Important
Removal and Replacement of FAN Motor
Removal and Replacement of Pump Motor
Removal and Replacement of Water Valve
Removal and Replacement of Spray Tubes
Preparing the Icemaker for Long Storage
VI. Maintenance and Cleaning Instructions
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Cleaning
Cleaning Procedure
Sanitizing Procedure Following Cleaning Procedure
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Maintenance
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Contents
