Troubleshooting guide

21
PROBLEM
POSSIBLE CAUSE
1. Operating Sound Level A. See Owners manual for explanation of normal operating sounds.
2. Freezer Warm - Compressor Off A. Temperature Control defective or setting too warm.
B. Defrost control stalled in defrost mode (defective).
C. Compressor defective.
D. Overload and/or relay defective.
3. Too Cold in Refrigerator A. Refrigerator damper control knob set too cold.
B. Refrigerator damper control not closing.
C. Deli control set too cold. Also check for misalignment - causing
air bypass of meatkeeper.
D. Freezer temperature control knob set too cold.
E. Restricted condenser air.
F. Refrigerant shortage or restriction.
G. Overcharge
4. Freezer Warm - Compressor Cuts A Heavy usage and/or high ambient
Off on Overload B. Restricted condenser air
C. Compressor machine compartment back cover missing.
D. Cabinet elevated off floor.
E Condenser fan motor inoperative.
F. Condenser fan blade loose or missing.
G. Improper voltage.
H. Relay or overload faulty.
I. Compressor motor winding open.
J. Non-condensables in system
K. Overcharge
5. Freezer Too Warm - Compressor A. Control knob set too warm.
Operating B. Control out of calibration
C. Restricted condenser air
D Inoperative condenser fan motor
E. Door left open.
F. Heavy usage
G. Freezer fan motor inoperative.
H. Defrost thermostat open.
I. Defrost heater open
J. Freezer or condenser fan blade loose or off.
K. Evaporator heavily frosted (See D,F,G,H,I,J, OR L).
L. Defrost control stuck in compressor nun mode.
M. Drain plugged.
N. Loss of refrigerant or restriction.
O. Inefficient compressor
6. Too Warm in Refrigerator A. Refrigerator setting too warm
B. Damper doesn’t open.
C Freezer control set too warm.
D. Supply air duct blocked.
E. Return air duct blocked.
F Forced air deli control set too warm or air supply tube blocked.
G. Heavy usage or high ambient temperature
7. Freezer Too Cold A. Freezer temperature control knob set too cold.
B. Freezer temperature control out of calibration.
SECTION 5
TROUBLESHOOTING AND DIAGNOSTICSTROUBLESHOOTING AND DIAGNOSTICS
TROUBLESHOOTING AND DIAGNOSTICSTROUBLESHOOTING AND DIAGNOSTICS
TROUBLESHOOTING AND DIAGNOSTICS
TROUBLESHOOTING GUIDE
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