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Ice Maker
Hoshizaki
KM-1601SAH/3, KM-1601SRH/3, KM-1601SWH/3
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D. Control Switch
The control switch has three positions: "OFF" for power of
f, "ICE" for icemaking, and
"WASH" to activate the water pump when cleaning and sanitizing.
Contents
Main
Hoshizaki
Hoshizaki America, Inc.
Page
CONTENTS
Page
Important Safety Information
WARNING
CAUTION IMPORTANT
WARNING
I. Specications A. Icemaker
1. KM-1601SAH (air-cooled)
Note: We reserve the right to make changes in specications and design without prior
2. KM-1601SAH3 (air-cooled)
Note: We reserve the right to make changes in specications and design without prior
3. KM-1601SWH (water-cooled)
4. KM-1601SWH3 (water-cooled)
Note: We reserve the right to make changes in specications and design without prior
Note: We reserve the right to make changes in specications and design without prior
6. KM-1601SRH with URC-21F (remote air-cooled) (auxiliary codes: some S-1; S-2 and
Note: We reserve the right to make changes in specications and design without prior
Note: We reserve the right to make changes in specications and design without prior
Note: We reserve the right to make changes in specications and design without prior
9. KM-1601SRH3 with URC-21F (remote air-cooled) (auxiliary codes: some S-1; S-2 and
Note: We reserve the right to make changes in specications and design without prior
Note: We reserve the right to make changes in specications and design without prior
B. Condenser Unit
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II. General Information A. Construction
1. KM-1601SAH/3 (air-cooled)
2. KM-1601SWH/3 (water-cooled)
3. KM-1601SRH/3 (remote air-cooled)
B. Sequence of Operation
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2. Sequence Flow Chart a) KM-1601SAH/3 "G" Control Board
4. Pump-Out Cycle
Components Energized when the Control Switch is in the "WASH" Position
3. Ice Level Lowered
"G" Control Board Sequence Flow Chart
KM-1601SAH/3
Cycle Steps 2. Harvest Cycle
1. 1-Minute Fill
Cycle
"E" Control Board Sequence Flow Chart
4. Pump-Out Cycle
and Restart
Shutdown
Components Energized when the Control Switch is in the "WASH" Position
C. Control Board
1. Control Board Layout a) KM-1601SAH/3 "G" Control Board
"G" Control Board
Part Number 2A3792-01
"G" Control Board
b) KM-1601SWH/3 and KM-1601SRH/3 "E" Control Board
"E" Control Board
Part Number 2A1410-01 (factory); 2A1410-02 (service)
"E" Control Board
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3. Controls and Adjustments
S4 Dip Switch All Models
S5 Dip Switch KM-1601SAH/3 "G" Control Board
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III. Technical Information A. Water Circuit and Refrigeration Circuit
1. KM-1601SAH/3 (air-cooled)
2. KM-1601SWH/3 (water-cooled)
3. KM-1601SRH/3 (remote air-cooled)
B. Wiring Diagrams
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C. Performance Data
1. KM-1601SAH (air-cooled)
1. Pressure data is recorded at 5 minutes into freezing cycle. The data not in bold
2. We reserve the right to make changes in specications and design without prior
2. KM-1601SAH3 (air-cooled)
1. Pressure data is recorded at 5 minutes into freezing cycle. The data not in bold
2. We reserve the right to make changes in specications and design without prior
3. KM-1601SWH (water-cooled)
1. Pressure data is recorded at 5 minutes into freezing cycle. The data not in bold
2. We reserve the right to make changes in specications and design without prior
1. Pressure data is recorded at 5 minutes into freezing cycle. The data not in bold
2. We reserve the right to make changes in specications and design without prior
4. KM-1601SWH3 (water-cooled)
1. Pressure data is recorded at 5 minutes into freezing cycle. The data not in bold
2. We reserve the right to make changes in specications and design without prior
6. KM-1601SRH with URC-21F (remote air-cooled) (auxiliary codes: some S-1; S-2 and
1. Pressure data is recorded at 5 minutes into freezing cycle. The data not in bold
2. We reserve the right to make changes in specications and design without prior
1. Pressure data is recorded at 5 minutes into freezing cycle. The data not in bold
2. We reserve the right to make changes in specications and design without prior
1. Pressure data is recorded at 5 minutes into freezing cycle. The data not in bold
2. We reserve the right to make changes in specications and design without prior
9. KM-1601SRH3 with URC-21F (remote air-cooled) (auxiliary codes: some S-1; S-2 and
1. Pressure data is recorded at 5 minutes into freezing cycle. The data not in bold
2. We reserve the right to make changes in specications and design without prior
1. Pressure data is recorded at 5 minutes into freezing cycle. The data not in bold
2. We reserve the right to make changes in specications and design without prior
IV. Service Diagnosis WARNING
A. Diagnostic Procedure
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B. Control Board Check
C. Bin Control Check
D. Float Switch Check and Cleaning
Fig. 1
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E. Thermistor Check
F. Adjustment of Water Regulating Valve (water-cooled model)
G. Diagnostic Charts
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3. Low Ice Production
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V. Replacement of Components WARNING
A. Service for Refrigerant Lines WARNING
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B. Important Notes for Component Replacement
When replacing a component listed below, see the notes to help ensure proper operation.
VI. Cleaning and Maintenance
WARNING
A. Cleaning and Sanitizing Instructions
WARNING
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B. Maintenance
WARNING
C. Preparing the Icemaker for Long Storage