Service Manual
Table Of Contents
- Important Safety Information
- I. Construction and Water/Refrigeration Circuit Diagrams
- 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 Timer (S4 dip switch 1 & 2)
- 3. Pump-Out Timer/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)/Freeze-Time Correction (S4 dip switch 7)
- 7. Factory Use (S4 dip switch 8)
- 8. Freeze Timer (S4 dip switch 9 & 10)
- 9. Float Switch Selector (S5 dip switch 1)
- 10. Refill Counter (S5 dip switch 2 and 3)
- 11. Minimum Harvest Time (S5 dip switch 4)
- 12. Anti-Slush (S5 dip switch 5)
- IV. Refrigeration Circuit and Component Service Information
- V. Maintenance
- VI. Preparing the Appliance 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 Hoshizaki
Technical Support at 1-800-233-1940.
1. Default Dip Switch Settings
The dip switches are factory-adjusted to the following positions:
S4 Dip Switch
Dip Switch No. 1 2 3 4 5 6 7 8 9 10
KMS-1122MLJ OFF OFF OFF OFF ON ON ON OFF OFF OFF
S5 Dip Switch (Do Not Adjust)
Dip Switch No.
1 2 3 4 5
KMS-1122MLJ OFF OFF OFF OFF ON
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)/Freeze-Time Correction (7)
(Do Not Adjust)
1 2 3 4 5 6 7 8 9 10
ON
S4 Dip Switch
"J" Control Boards
Harvest Pump Time (Harvest Assist) (6) (Do Not Adjust)
1 2 3 4 5
ON
Do Not Adjust
S5 Dip Switch
"J" Control Board Only
Rell Counter (2 and 3)
Float Switch Selector (1)
Minimum Harvest Time (4)
Anti-Slush (5)