Follett REF5-BB Installation, Operation And Service Manual - Page 9
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Also for Follett REF5-BB: Specifications (2 pages), Installation Instructions Manual (8 pages)
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Controller replacement
1. Disconnect power to unit
a. Push front panel rocker switch to OFF position.
b. Disconnect power cord.
2. Remove 6 screws from front panel and slide panel forward to access back of controller.
3. Disconnect front panel and wiring harness from refrigerator at the 3, and 4 pin connectors to simplify
replacement.
4. Push in on center of side brackets (on controller) to release and slide brackets back and off controller.
5. Push controller and wires out through front of front panel.
6. Using wiring schematic (attached to front panel and below) as a guide, remove wires one at a time from back
of existing controller and connect to corresponding terminals on replacement controller.
7. Gently remove faceplate from existing controller and install on replacement controller.
8. Insert replacement controller back through front of panel.
9. Slide brackets onto sides of controller and push against back of front panel.
10. Reconnect 3 and 4 pin connectors of wiring harness to refrigerator.
11. Keeping wiring clear of condenser, replace front panel.
12. Restore power and test operation. Reprogram replacement controller if necessary.
Wiring diagram
WHT
L2
120 VAC
TEMPERATURE
CONTROLLER
BLK
L1
EVAP.
FAN
BLU
3.5
BLK
WHT
CONDENSING UNIT
START
CAP.
START
RELAY
COMP
OVER
LOAD
BLK
9
COND.
FAN