Troubleshooting guide

12
PROBLEM
CAUSE
SOLUTION
Inoperative cold control. Replace cold control.
Refrigerator compartment inlet air
duct loose or restricted. Door is
loose.
Re-install air duct or remove obstruction
from air duct. Adjust door.
Diffuser (foam block) in top of
food compartment is broken.
(Foam blocked located in control
housing)
Replace diffuser. (Top Mounts only)
Replace damper control. Door in damper control not
closing or not closing all the way.
Check freezer control bulb for correct
positioning to ensure it is installed
correctly.
Refrigerator compartment too cold.
(Continued)
Cold air blowing into food
compartment with damper door
closed all the way.
Check foam seal between damper
housing and cabinet liner. Check to see
that the control box is mounted flush
against the cabinet liner.
Inoperative defrost timer. Check wiring. Repair or replace defrost
timer.
Defrost thermostat terminates too
early. Thermostat is open.
Check for correct positioning of defrost
thermostat. Repair or replace.
Refrigerator/Freezer compartment
doors left open.
Advise customer.
Open defrost heater. Replace heater.
Evaporator blocked with ice. (See
Adaptive defrost Control)
Air leak around ice maker fill tube,
or opening.
Seal with permagum.
Ice maker water line and wiring
harness openings not sealed.
Seal water line and wiring harness
openings.
Drain trough not properly formed. Ensure drain trough is at 90° angle to
back of freezer and that lip is up on front
and ends.
Frozen drain.
Divider (foam block) frozen. Replace divider. Check drain trough.
Faulty ADC board. Replace ADC board.
Adaptive Defrost Control (ADC) not
responding correctly.
Bad wire between ADC, defrost
heater, and limiter.
Check wiring and wiring connectors.