2/ Be sure that fans are circulating air: in the chamber, and over
the compressor
3/ Assure there is ample room around the unit as described in
Installation.
4/ Compare ambient specifications to Unit specifications.
If compressor isn’t running:
1/ Confirm that compressor cooling fan motor is operable
a- Dirty coil or poor circulation
b- Coil next to heat source
c- Ambient temperature too high
1/ Search for leak in door gasket.
2/ door being opened too often.
3/ open container/loose seal on bottles.
1/ assure that fan is not miss-aligned.
2/ Steady internal clicking may be broken spring or valve – call
Customer Service.
If shaft rubs or is frozen, relieve binding and retest
1/ Make sure that the fan or blower wheel is not contacting its
housing. Adjust the motor mounting bracket position to re-center
the fan or blower wheel, if necessary.
2/ Check the fan or blower wheel for damage or out of balance
condition. Replace the fan or blower wheel if it is damaged or out
of balance.
3/ Turn the motor shaft to make sure that it spins freely. If it binds
or the bearings make a rubbing or scrapping sound then replace
the motor.
1/ Confirm that unit has not been damaged and body is square.
2/ Check to see that door gasket is in place and not damaged.
Unit or wall fuse/circuit breaker is
blown
1/ Check wall power source
2/ Compare current draw to specs on data plate
3/ See what other loads are on the wall circuit
1/ Check wall power source
2/ Check fuse/circuit breaker on unit or in wall
1/ See cleaning procedure in operator’s manual
2/ Develop and follow Standard operating procedure for specific
application; include definition of cleaning technique and
maintenance schedule
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