12
Symptom
Probable Cause
Action
Does not run
Unit unplugged.
Plug in unit.
Blown fuse or tripped circuit breaker.
Check fuse or circuit breaker at
breaker box.
Runs continuously
Frost buildup on refrigeration
Defrost unit. Check defrost cycle.
coils.
Clicking sound
The compressor is equipped with
Disconnect power and call for
a thermal protector. This device
service.
shuts off the compressor when it
becomes too hot. A clicking sound
occurring about every 30 seconds
indicates this protector is working.
Insufficient cooling
Set temp is too high.
Reduce temperature setting, verify
(Cool LED not lit.)
Cool LED is on.
Condenser coil dirty.
Clean condenser coil with a vacuum
cleaner.
Automatic defrost is activated.
Allow approx. 40 minutes for defrost
cycle to end (2 hours max.)
This table is intended to assist in resolving user-correctable freezer problems by relating symptoms to their
likely causes. If service beyond the scope of this table is required, contact Fisher Scientific Service Division
at 1-800-
438-4851
.
Troubleshooting
