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PROBLEM DIAGNOSIS
CLAIMS.
8. Faulty lamp
1) Lamp problem.
(freezer and
refrigerator
2) Bad lamp assembly.
compartment).
3) Bad lamp socket.
4) Door switch.
9. Faulty internal
1) Lead wire is damaged.
voltage (short).
2) Exposed terminal.
3) Faulty parts.
CAUSES AND CHECK POINTS.
Disconnection.
Short.
Bad elasticity of contact.
Bad contact (corrosion).
Defective
Refrigerator and freezer switch is reversed.
Travel distance.
Bad connection.
Bad terminal contact.
P/U liquid leak.
Wire damage when assembling PTC Cover.
Outlet burr in the bottom plate.
Pressed by cord heater. lead wire, evaporator pipe.
Compressor Compartment terminal. - Touching other
Freezer compartment terminal. - Touching evaporator pipe.
Transformer.
Coil contacts cover.
Welded terminal parts contact cover.
Compressor.
Bad coil insulation.
Plate heater.
Melting fuse.
Sealing is broken.
Cord heater.
Pipe damaged.
Bad sealing.
Sheath heater.
Filament blows out.
Glass is broken.
Not inserted.
Loosened by vibration.
Bad soldering.
Bad rivet contact.
Water penetration.
Low water
level in tray.
components.
Moisture penetration.
Moisture penetration.
- 61 -
HOW TO CHECK
Connect conduction and
non-conduction parts and
check with tester.
Conduction: NG.
Resistance : OK.
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