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high or not
b. Cellar too large
cooling and
c. Ambient temperature too high
running
d. Exhaust restricted
continually
e. Malfunctioning fans
f.
g. Dirty Condenser
h. Iced evaporator
i.
j.
k. Undercharge or overcharge
l.
a. Improper cellar insulation & seal
7. Unit running
too long
b. Cellar too large
c. Ambient temperature higher >
d. Exhaust restricted
e. Dirty Condenser
f. Improper condenser air flow
a. Post-compressor
8. Fan motor
running but
b. Incorrect or loose wirings
compressor
c. Failed components
not running
d. Liquid
a. Fan blade stuck
9. Compressor
b. Incorrect or loose wirings
running but
c. Failed motors
fan not
running
a. Failed components
10.Temperature
high,
b. Improper condenser airflow
compressor
c. Dirty condenser
stopping
d. Overcharge of refrigerant
and starting
e. Discharge or suction pressure
but very
short
running time
11.Fan running
a. Post-compressor
too long
a. Low temperature setting
12.Temperature
Evaporator or condenser airflow
Refrigeration system restriction
Refrigerant leak
Failed components
°
90
F
fan
mode
refrigerant
compressor
too high
fan
mode for humidity modulation
- 17 -
opening
b. Check for excessive size
c. Check installation location
d. Leave minimum 3 feet clearance for
the hot air exhaust side and leave
minimum 1 foot clearance for the
fresh air intake side
e. Check for both evaporator and
condenser fans
f.
Check for air restrictions, air short-
circulation, grille directions
g. Clean condenser
h. Defrost and reset temperature
i.
Call service
j.
Call service
k. Call service
l.
Check compressor windings, start
relay and overload protector
a. Check insulation, gasket and door
opening
b. Check for excessive size
c. Check for installation location
d. Leave minimum 3 feet clearance for
the hot air exhaust side and leave
minimum 1 foot clearance for the
fresh air intake side
e. Clean condenser
f. Check
for
circulation
running
a. Check fan running time FON
b. Check all wirings and connections
c. Check start relay, start capacitor,
overload protector, compressor.
in
the
d. Call service.
a. Check for proper clearance
b. Check all wirings
c. Call service
a. Check compressor windings, start
relay and overload protector.
b. Check for condenser fan
c. Clean condenser
d. Call service for removing refrigerant
e. Call service for information
running
a. Reset FON
a. Raise the setting
fan
and
air
short
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