User Manual for MT Refrigerators and Freezers Beverage-Air
Rev. 07/22 Beverage-Air 15
HELP
Malfunction Possible Cause LikLikely Solution
No cooling - unit is silent Unit not plugged in.
Fuse or circuit breaker tripped.
Power cord plug loose in outlet.
Connect to proper voltage circuit,
Replace fuse or reset breaker,
Check outlet for loose connection,
replace as needed
Unit cools but runs constantly Dirty condenser. Clean the condenser
Internal temperature too high Dirty condenser.
Evaporator iced over, or unit in high
temperature environment.
Clean condenser, Defrost evaporator,
Reduce ambient temperature around
equipment
Internal temperature too low,
freezing product
Temperature control. Adjust or replace control
Not cooling - compressor not on Temperature control stuck in open
position.
Replace temperature control
Not cooling - compressor hums but
does not start
Low voltage to unit.
Compressor starting system failure.
Check voltage, and correct as needed,
Check start relay and start capacitor,
See next step
Not cooling - compressor starts but
doesn't stay on
Compressor start relay failure.
Compressor start capacitor failure.
Replace relay or capacitor
Not cooling - compressor cycles on Overheating or weak overload. Clean condenser, check fan motor and
blade. Check refrigerant charge, replace
overload
Unit cools but turns on and o
frequently
No product in cabinet. Temperature control
defective. Refrigeration issue.
Fill cabinet
Replace control
Have system checked
Excessive noise Tubing rattle. Loose parts, bent or broken fan
blade, Noisy fan motor.
Check tubing for routing. Check for
loose components, Replace fan blade,
Replace fan motor
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