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low
b. Low ambient temperature
c. Air probe fault
d. Temperature controller fault
a. Evaporator air flow restriction
13.Evaporator
b. Low temperature setting
freezing up
c. Low ambient temperature
d. Defective controller or probe
e. Not stopping due to air leak, high
f. Initially working then stopping,
g. Refrigerant low or leaking
h. Capillary tube or expansion valve
a. Air leak in the wine cellar causing
14.Water leak
b. High humidity causing excessive
c. Evaporator air flow restriction
d. Water passages restricted
e. Unit not level (No water overflow
f. Drip tray leak (No water overflow
a. Air leak in the wine cellar causing
15.Excessive
condensate
b. High humidity causing excessive
in wine
cellar
c. Water passages restricted
a. Drain line restricted
16.Condensate
b. Continually running not stopping
inside ducts
c. Too cold supply air
a. Duct not insulated
17.Condensate
b. High humidity
outside
c. Too cold supply air
ducts
a. Incorrect fuse or breaker
18.Circuit
b. Incorrect wirings
tripping
c. Failed components
a. Mounting area not firm
19.Noisy
b. Loose parts
operation
c. Compressor overloaded due to
d. Defective components
ambient temperature, condenser
air flow restriction or pull-down
cooling
moisture in the system
blockage
excessive condensate
condensate
but water leak)
but water leak)
excessive condensate
condensate
high ambient temperatures or
airflow restriction
- 27 -
b. Move to another location
c. Change a new one
d. Change a new one
a. Check for fans and air flow
b. Check for set-point
c. Change defrost cycle
d. Check for controller and probe
e. Check
for
seal,
door
ambient temperature and condenser
air flow
f. Call service
g. Call service
h. Call service
a. Check for air leak
b. Use drain line
c. Check supply air flow or air TD
d. Clean the drip tray
e. Check unit level
f. Seal the leak using silicone sealant
a. Check for any air leak
b. Use drain line
Clean the drip tray
a. Check for drain
b. raise
temperature
increase defrost cycle
c. Increase
air
flow
temperature setting
a. Check for insulation
b. Use dehumidifier
c. Increase
air
flow
temperature setting
a. Check for proper fuse or breaker
b. Check for wirings and connections
c. Call service
a. Add support to improve installation
b. Check
fan
blades,
washers, tubing contact and loose
screws.
c. Check for airflow
d. Call service for checking internal
loose, inadequate lubrication and
incorrect wirings
opening,
setting
or
or
raise
or
raise
bearings,
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