2-3. Temperature
TROUBLE DIAGNOSIS
-68-
Problems Causes Checks Measures Remarks
High Poor cool air circulation due to faulty - Lock –– Check resistance with a - Replace fan motor.
temperature fan motor. tester.
in the freezer 0Ω: short.
compartment. ∞Ω: cut. - Reconnect and reinsert.
- Rotate rotor manually and check
rotation.
- Wire is cut.
- Check for bad terminal - Maintain clearance and remove ice
connection. (Repair and/or replace shroud if fan
- Fan constraint. – Fan shroud is constrained by shroud
contact: Confirm deformation).
visually.
– Fan icing:
Confirm visually.
Faulty fan motor due to faulty door - Iced button (faulty) operation: - Confirm icing causes and repair.
switch operation. Press button to check - Replace door switch.
- Faulty button pressure and contact:
Press button to check operation.
- Door cannot press door switch - Door sag: fix door.
button: Check visually. - Door liner bent: replace door or
attach sheets.
Poor heat exchange - Check the clearance between the - Keep clearance between - The fan may be
in compressor area. refrigerator and wall minimum of refrigerator and walls minimum of broken of damaged
4
50 mm). 4 50 mm). if cleaned while the
- Check dust on the grill in - Remove dust and contaminants refrigerator is
compressor compartment. from grill for easy heat radiation. running.
- Check dust on the condenser coils. - Remove the dust with vacuum
cleaner from the coils condenser
while the refrigerator is off.
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