Troubleshooting - Thermo Scientific Fisher brand Isotemp FBV20FPSA Installation And Operation Manual

Troubleshooting

This section is a guide to troubleshoot general operational problems.
Symptom
Unit does Not Run
Unit runs
Continuously
Clicking Sound
Insufficient Cooling
Cabinet light not
working.
Green LED power
light is not on
Unit is noisy
Odours in Unit
Isotemp Freezer
Probable Cause
Unit Unplugged
Blown fuse or tripped circuit breaker
Frost build up on refrigeration coils.
The compressor is equipped with a thermal
protector. This device shuts off the
compressor when it becomes too hot. A
clicking sound occurring about every 30
seconds indicates this protector is working.
Thermostat set too high
Unit frosted
LED light bulb not working
Plug is not connected properly into electrical
outlet.
LED may be burned out.
NO electric current is reaching the unit
The cabinet is not level.
Spillage
Action
Plug in Unit
Check fuse or circuit breaker at breaker box
Defrost unit
Disconnect power. Allow refrigeration system
time to equalize, then try again. If problem
persists, call for service.
Reduce thermostat setting
Defrost unit
Replace AC LED light bulb. Use only a 5-Watt
AC LED light bulb.
Ensure plug is tightly pushed into electrical
outlet.
Contact Fisher Scientific for assistance.
Refer above Does not Run Symptom
Adjust the anti-tip bracket.
Interior needs to be cleaned.
Troubleshooting | 15