Samsung RL-28FBSI, Service Manual

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(If thermostat is not faulty, compressor-
evaporator unti is in trouble).
Loosen door panle screws and correct
distortion of door.
Defrost before frost grows more than
10mm thick.
9-1. Compressor does not run at all (Does not cool at all)
9. TROUBLE - SHOOTING
Cause
Cause
Cause
Cause
What to be checked
What to be checked
What to be checked
What to be checked
Correction
Correction
Correction
Correction
Temperature control set to position "OFF"
Erroneous plug cord inserting
Fault relay assembly.
Check control knob setting
Check plug cord inserting
Check conduction of overload relay.
Turn the control to "COLD"(MAX) position.
Insert plug cord into outlet correctly.
Replace if overload relay is not conductive.
9-2. Compressor does not run normally
Source power voltage
Starting voltage
Check power voltage is 10%
of rating.
Check starting voltage.
If voltage is below rated value, contact
utility company.
If starting voltage drops below - 10% of
rating, contact utility company and have
household wiring capacity increased.
9-3. Compressor runs normally but inside temprature does not drop at all.
Faulty compressor-evaporator unit.
After continuing operation for over
20minutes, let a drop of water fall onto
evaporator and see if it becomes frozen.
Replace Compressor-evaporator unit.
9-4. Compressor runs normally but inside temprature does not drop at a sufficiently low level.
Erroneous temperature control setting.
Gaps between door and cabinet.
Frosting on evaporator.
Check control knob setting.
Faulty thermostat
Short-circuit thermostat terminals and
continue operation for over 20minutes .
If temperature drops, thermostat is faulty.
Check for gaps between door packing
and cabinet.
Check for excessive frosting on
evaporator. ( This will deteriorate
refrigerating efficiency ).
Set control to "COLD" and continue
operation for over 20 minutes. If
temperature fails to drop, do following.
Replace thermostat.