Service Manual
Table Of Contents
- Important Safety Information
- I. Construction and Water/Refrigeration Circuit Diagram
- A. Construction
- B. Icemaking Unit
- C. Water/Refrigeration Circuit Diagram
- II. Sequence of Operation and Service Diagnosis
- A. Sequence of Operation Flow Chart
- 1. Icemaking and Drain Cycle
- 2. Shutdown
- B. Service Diagnosis
- 1. Ice Production Check
- 2. Diagnostic Procedure
- C. Control Board Check
- D. Bin Control Check
- E. Float Switch Check and Cleaning
- F. Diagnostic Tables
- III. Controls and Adjustments
- A. Control Board
- 1. Control Board Layout Shown:
- 2. LED Lights and Audible Alarm Safeties
- 3. Ice Purge Cycle Bypass
- B. Controls and Adjustments
- 1. Default Dip Switch Settings
- 2. Infrared Sensor Shutdown Delay (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)
- 6a. Mechanical Shutdown Delay (S1 dip switch 8) Auxiliary Code E-0:
- 6b. Agitation and Ice Purge Timer (S1 dip switch 8) Auxiliary Code F-0 and Later:
- 7. Mechanical Shutdown Delay (S1 dip switch 9) Auxiliary Code F-0 and Later
- 8a. Factory Use (S1 Dip Switch 9 & 10) Auxiliary Code E-0
- 8b. Factory Use (S1 Dip Switch 10) Auxiliary Code F-0 and Later
- C. Power Switch and Control Switch
- IV. Refrigeration Circuit and Component Service Information
- A. Refrigeration Circuit Service Information
- B. Component Service Information
- V. Maintenance
- VI. Disposal
- VII. Technical Information
- A. Specification & Performance Data Sheets
- 1. F-330BAJ
- 2. F-330BAJ-C
- B. Wiring Diagram
27
No Ice Production - Possible Cause
Freeze Cycle
1. Control Board
See "II.C. Control Board Check."
a) Defective.
2. Start Relay/Capacitor a) Defective.
3. Compressor a) Open motor windings.
b) Mechanical Failure.
4. Fan Motor a) Open motor windings.
b) Mechanical failure or fan blade binding.
5. Evaporator a) Dirty.
b) Damaged or defective.
6. Refrigerant Charge a) Low.
7. Drain Valve a) Dirty, leaking by.
8. Water System a) Water leaks.
9. Evaporator Heater
(-C model)
a) Defective.
Rell
1. Float Switch
See "II.E. Float Switch Check
and Cleaning."
a) Dirty/sticking.
b) Defective.
2. Inlet Water Valve a) Screen or orice clogged.
b) Defective.
3. Water Supply a) Water supply off or improper water pressure (10 to 113 PSIG).
b) External water lters clogged.
4. Control Board
See "II.C. Control Board Check."
a) Defective.
Shutdown
1. Bin Control
See "II.D. Bin Control Check."
a) Proximity switch stuck closed.
b) Actuator paddle does not move freely.
2. Control Board
See "II.C. Control Board Check."
a) Defective.
Drain Cycle
1. Control Board
See "II.C. Control Board Check."
a) Defective.
2. Drain Valve a) Defective.
3. Control Switch a) Defective.