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. Bin Control Shutdown Delay (Infrared Sensor) (S1 dip switch 1, 2, 3)
- 3. Drain Frequency Control (S1 dip switch 4)
- 4. Continuous Dispensing Timer (S1 dip switch 5 & 6)
- 5. Bin Control Selector (S1 dip switch 7)
- 7. Bin Control Shutdown Delay (S1 dip switch 9)
- 8. Audible Alarm Silencer (S1 Dip Switch 10)
- D. Switches
- 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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Water Dispense-Push Button
1. Power Supply a) Off, blown fuse, or tripped breaker.
2. Control Board
See "II.C. Control Board Check"
a) No power from control board to dispense board (5VDC) or not
reading signal.
b) No power to dispense water valve (24VAC).
3. Dispense Board a) Defective.
4. Water Dispense Valve a) Water supply turned off.
b) Defective.
Water Dispense-Opti-Serve
1. Power Supply a) Off, blown fuse, or tripped breaker.
2. Control Board
See "II.C. Control Board Check"
a) No power from control board to OS sensor (5VDC) or not reading
signal.
b) No power to water dispense valve (24VAC).
3. OS Sensor (infrared) a) Defective.
4. Water Dispense Valve a) Water supply turned off.
b) Defective.