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
11
Control Board Sequence of Operation Flow Chart - Shutdown
1. Bin Full
6 to 10 sec.
All Components
de-energized
BC closed
(BC actuator paddle and
proximity switch disengaged)
to "2. Ice Purge Cycle" in Icemaking
and Drain Cycle Chart
BC open
BC actuator
paddle and
proximity switch
engaged
2. Icemaker Off 3. Icemaker Restart
Ice level lowered
4a. Bin Control
Shutdown & Restart
Auxiliary Code: E-0
Legend:
BC-bin control
CB-control board
Comp-compressor
FM-fan motor
GM-gear motor
BC
2. Shutdown
Legend:
BC-bin control
Comp-compressor
DC-drain cycle
DT-drain timer
DV-drain valve
FM-fan motor
FT-๎ll timer (low water safety)
GM-gear motor
LFS-lower ๎oat switch
PT-purge timer
UFS-upper ๎oat switch
WV-inlet water valve
to "2. Ice Purge Cycle" above if UFS closed.
to "1. Fill Cycle" above if UFS open.
1. Bin Full
GM energized
Comp de-energized
FM de-energized
GM de-energized
3. Icemaker Off
BC open
Comp energized
FM energized
GM energized
2. Ice Purge Cycle
4. Icemaker
Restart
150-sec. Shutdown Sequence
BC closed
4b. Bin Control
Shutdown & Restart
Auxiliary Code F-0 and Later
BC open
(BC actuator
paddle engaged)
90 sec. 60 sec.