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 (S1 dip switch 1 & 2)
- 3. Pump-Out Time/Harvest Time During Pump-Out (S1 dip switch 3 & 4)
- 4. Pump-Out Frequency Control (S1 dip switch 5 & 6)
- 5. Harvest Pump Time Duration (Harvest Assist) (S1 dip switch 7 & 8)
- 6. Freeze Timer (S1 dip switch 9 & 10)
- 7. Pump-Out/Drain Selector (S2 dip switch 1)
- 8. Harvest Promotion Control (S2 dip switch 2)
- 9. Minimum Harvest Time (S2 dip switch 3)
- 10. Harvest Completion Detection Control (S2 dip switch 4)
- 11. Overfreeze Detection Control (S2 dip switch 5)
- 12. Slush Control (S2 dip switch 6)
- IV. Refrigeration Circuit and Component Service Information
- V. Maintenance
- VI. Preparing the Appliance for Periods of Non-Use
- VII. Disposal
- VIII. Technical Information
55
B. Wiring Diagram
1. KM-81BAJ, KM-116BAJ, KM-161BAJ, KM-161BWJ
* High-Pressure Switch
Air-Cooled Model Water-Cooled Model
Cut-out 412±
22
PSIG 384±
22
PSIG
Cut-in 327±22 PSIG 284±22 PSIG
0
EXTERNAL
PROTECTOR
JUMPER
Optional Drain Pump Connector
KM-81BAJ and
KM-116BAJ Models
START
CAP.
(SEE
TABLE)
START RELAY
COMPRESSOR
FUSE 5A
COMPRESSOR
RELAY
CONTROL
SWITCH
*
0
S1 DIP SWITCH SETTINGS
SWITCH No. 1 2 3 4 5 6 7 8 9 10
KM-81BAJ OFF OFF ON OFF ON ON ON ON OFF ON
KM-116BAJ ON OFF ON OFF ON ON OFF ON OFF ON
KM-161BAJ OFF OFF ON ON ON ON ON ON OFF ON
KM-161BWJ OFF OFF ON ON ON ON ON ON ON OFF
S2 DIP SWITCH SETTINGS
SWITCH No. 1 2 3 4 5 6
KM-81BAJ OFF OFF OFF OFF OFF ON
KM-116BAJ OFF OFF OFF OFF OFF ON
KM-161BAJ OFF OFF OFF OFF OFF ON
KM-161BWJ OFF OFF OFF OFF OFF ON
EXTERNAL
PROTECTOR
Optional Drain Pump Connector
JUMPER
PTC RELAY
KM-81BAJ
COMPRESSOR CAPACITOR TABLE
MODEL START CAP.
KM-116BAJ 100MFD
KM-161BAJ
KM-161BWJ 189-227MFD
MODEL FAN MOTOR
KM-81BAJ
KM-116BAJ
KM-161BAJ
CONDENSER FAN
MOTOR
KM-161BWJ CABINET FAN MOTOR