32 REF4P, REF5P and REF5BBP-T Undercounter Refrigerators
Controller Replacement
1. Open the door using the keypad lock and prop the door open,
so it doesn’t close during the battery installation. Reference the
keypad lock instructions in the service manual on page 11.
2. Turn power switch to the OFF position or unplug the unit from
the power supply.
3. Remove the four screws (Fig. 49.1) on the kick panel at the
bottom of the unit.
4. Remove the kick panel and slide the panel to the right of the
refrigerator.
Note: Take care when removing, some wires are connected to the
kick panel (Fig. 49.2).
Fig. 49
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5. Find the control module on the left-hand side of the unit, just to
the left of the condenser.
6. Remove the thumb nut (Fig. 50.1) on the bottom front of the
control module (Fig.50.2).
Fig. 50
7. Using the handle at the front of the control module, push the
control module back (Fig. 51.1) until the stop is felt.
8. Tilt the top of the module to the right to free the top of the
module from the restraining screw.
9. Slide the module to the right (Fig. 51.2) to free the module
bottom clips from the channel and pull module forward.
Fig. 51
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2
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