Service manual

S-23
POSSIBLE PROBLEM POSSIBLE CAUSE SERVICE SUGGESTION
Compressor runs, but cabinet
temperature warm
Thermostat set too high Adjust thermostat (see initial
set up of service manual)
Compressor runs continuously Thermostat inoperative Check thermostat
Evaporator frosted over Water at base of evaporator
unit
Check for proper drainage
(such as plugged drain, kinks in
drain tube, etc.) check door
seal
Product freezing up too cold Thermostat set too low Adjust thermostat (See intial set
up of service manual)
Thermostat inoperative
(compressor runs continuously)
Check thermostat replace if
necessary
Thermostat feeler bulb out of
position
Adjust feeler bulb (see initial set
up of service manual)
Excessive noise Fan blade bent or hitting shroud Straighten, relocate shroud
position, or remove shroud.
Fan motor noisy Replace if necessary
Refrigeration base loose or
bent
Tighten bolt or replace if
necessary