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"HA"
a. Ambient temperature
maximum
b. Improper cabinet seals
temperature
c. Iced evaporator
alarm
d. Low voltage
blinking or
e. Operating 60 Hz unit at
beeping
f. Sealed system problem
g. Undercharge or
Compressor
a. Incorrect temperature
stopping
b. Incorrect voltage
and starting
c. Failed thermistor
but short
d. Failed components
running time
e. Overcharge of
f.
Compressor
a. Refrigerant leakage
b. Refrigeration system
running but
not cooling
House
a. Incorrect fuse or
circuit
b. Incorrect wirings
tripping
c. Failed components
Noisy
a. Mounting area not firm
b. Loose parts
operation
c. Compressor
d. Malfunctioning
Dispensing System
Complaint
Unit not
dispensing
Dispensing is
interrupted
Unit dripping
14
too high
50Hz
overcharge
setting
refrigerant
Discharge or suction
pressure too high
restriction
breaker
overloaded due to high
ambient temperature
and ventilation
components
Possible Causes
a. Power cord unplugged
b. No power to unit
c. Low voltage.
d. Incorrect or loose wirings.
e. Nitrogen empty
f.
Nitrogen tubing blockage
g. Defective solenoid valve
h. Defective stopper-
dispenser
a. Blockage of solenoid valve
b. Leakage of seal
c. Kinked tubes
a. Leakage of solenoid valve
W W W . V I N O T E M P . C O M
a. Check for installation location
b. Check for gasket and door opening
c. Defrost and reset temperature
d. Check power supply
e. Use proper 60 Hz
f. Call service for checking loss of
refrigerant or restrictions
g. Call service to add or remove
refrigerant
°
a. Set 55 to 60
F
b. Check for voltage
c. Check thermistor by placing it in ice
water and measuring resistance
d. Check compressor windings, start
relay and overload protector.
e. Call service for removing refrigerant
f.
Call service for OEM information
a. Check for loss of refrigerant
b. Call service for checking restrictions
a. Check for proper fuse or breaker
b. Check for wirings and connections
c. Call service
a. Add support to improve installation
b. Check cabinet washers, tubing
contact and loose screws.
c. Check for ambient temperature and
ventilation
d. Call service for checking Internal
loose, inadequate lubrication and
incorrect wirings
Response
a. Check for power cord plug
b. Check power at receptacle &
fuses
c. Contact an authorized electrician
d. Check all wirings and connections
e. Check for nitrogen cylinder
f.
Check for kinked tubes
g. Check for solenoid valve
h. Check for stopper-dispenser
a. Clean solenoid valves
b. Check for stopper-dispenser
c. Check for kinked tubes
a. Check for solenoid valves
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