Service Manual
Table Of Contents
- Important Safety Information
- I. Construction and Water/Refrigeration Circuit Diagram
- II. Sequence of Operation and Service Diagnosis
- III. Controls and Adjustments
- A. Control Board Layout
- B. LED Lights and Audible Alarm Safeties
- C. Settings and Adjustments
- 1. Default Dip Switch Settings
- 2. Harvest Time (S4 dip switch 1 & 2)
- 3. Pump-Out Time/Harvest Time During Pump-Out (S4 dip switch 3 & 4)
- 4. Pump-Out Frequency Control (S4 dip switch 5)
- 5. Harvest Pump Time (Harvest Assist) (S4 dip switch 6)
- 6. Harvest Pump Time (Harvest Assist) (S4 dip switch 7)
- 7. Factory Use (S4 dip switch 8)
- 8. Freeze Timer (S4 dip switch 9 & 10)
- 9. Float Switch Control Selector (S5 dip switch 1)
- 10. Refill Counter (S5 dip switch 2 and 3)
- IV. Refrigeration Circuit and Component Service Information
- V. Maintenance
- VI. Preparing the Icemaker for Periods of Non-Use
- VII. Disposal
- VIII. Technical Information
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C. Settings and Adjustments
NOTICE
Dip switches are factory set. Failure to maintain factory settings may adversely
affect performance and warranty coverage. For more information, contact your
Hoshizaki Service Center.
1. Default Dip Switch Settings
The dip switches are factory-adjusted to the following positions:
S4 Dip Switch
S4 Dip Switch No. 1 2 3 4 5 6 7 8 9 10
KM-1301SAJ-E
OFF OFF ON ON ON ON ON OFF ON ON
S5 Dip Switch (Do Not Adjust)
S5 Dip Switch No.
1 2 3 4 5
KM-1301SAJ-E OFF OFF OFF OFF OFF
Freeze Timer (9 & 10)
Pump-Out Frequency Control (5)
Pump-Out Time/Harvest Time During Pump-Out (3 & 4)
Harvest Timer (1 & 2)
Factory Use (8)
Harvest Pump Time (Harvest Assist) (7) (Do Not Adjust)
1 2 3 4 5 6 7 8 9 10
ON
S4 Dip Switch
"J" Control Board
1 2 3 4 5
ON
S5 Dip Switch (Do Not Adjust)
"J" Control Board
Rell Counter (2 and 3)
Float Switch Control Selector (1)
Minimum Harvest Time (4)
Slush Control (5)
Harvest Pump Time Timer (Harvest Assist Duration) (6)