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Hoshizaki
KM-2500SRH3, KM-2500SWH3 service manual
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61 pages, 1.88 Mb
Hoshizaki
“A Superior Degree
of Reliability”
www.hoshizaki.com
Models
KM-2500SWH3
KM-2500SRH3
Stackable Crescent Cuber
Hoshizaki America, Inc.
Number: 73164
Issued: 6-10-2010
SE
RVI
CE
MA
NU
AL
™
Contents
Main
Hoshizaki
Hoshizaki America, Inc.
Page
CONTENTS
Page
Important Safety Information
WARNING
CAUTION IMPORTANT
WARNING
I. Specications A. Icemaker
Note: We reserve the right to make changes in specications and design without prior
Page
SPECIFICATIONS
II. General Information A. Construction
Main Transformer Box
Main Transformer Box
B. Sequence of Operation
Page
2. Sequence Flow Chart
4. Pump-Out Cycle
Cycle Steps
3. Ice Level Lowered
"E" Control Board Sequence Flow Chart
KM-2500SWH3, KM-2500SRH3
2. Harvest Cycle 3. Freeze Cycle
and Restart
C. Control Board
"E" Control Board
1. Control Board Layout
"E" Control Board
Part Number 2A1410-01 (factory); 2A1410-02 (service)
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Page
Page
Page
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Page
III. Technical Information A. Water Circuit and Refrigeration Circuit
Page
B. Wiring Diagrams
C. Performance Data
Page
IV. Service Diagnosis WARNING
A. Diagnostic Procedure
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Page
B. Control Board Check
C. Bin Control Check
D. Float Switch Check and Cleaning
Fig. 1
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E. Thermistor Check
F. Diagnostic Charts
1. No Ice Production
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Page
2. Evaporator is Frozen Up
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3. Low Ice Production
4. Abnormal Ice
5. Other
V. Removal and Replacement of Components WARNING
A. Service for Refrigerant Lines WARNING
Page
B. Removal and Replacement of Compressor
C. Removal and Replacement of Expansion Valve
D. Removal and Replacement of Hot Gas Valve or Liquid Line Valve
E. Removal and Replacement of Evaporator
F. Removal and Replacement of Water-Cooled Condenser
G. Removal and Replacement of Remote Air-Cooled Condenser
H. Removal and Replacement of Water Regulating Valve (water-cooled model)
I. Adjustment of Water Regulating Valve - Water-Cooled Model
K. Removal and Replacement of Thermistor
Fig. 4
L. Removal and Replacement of Fan Motor Remote Air-Cooled Model
M. Removal and Replacement of Inlet Water Valve
N. Removal and Replacement of Pump Motor
Fig. 5
O. Removal and Replacement of Control Board
Page
Fig. 6
Page
B. Maintenance
C. Preparing the Icemaker for Long Storage
Fig. 7
