Vinotemp WM-1500HTD Use & Care Manual page 15

i. Iced evaporator
j. Low voltage
k. Operating 60 Hz unit at 50Hz
l. Sealed system problem
m. Undercharge or overcharge
5. Unit running too long or continually
a. Improper cabinet seals
b. Exhaust too close to wall or ceiling
c. Cabinet too large
d. Ambient temperature high>80 F
e. Improper evaporator or condenser
airflow
f. Dirty Condenser
g. Iced evaporator
h. Malfunctioning fans
i. Low voltage
j. Operating 60 Hz unit at 50Hz
k. Sealed system problem
l. Undercharge or overcharge
6. "HA" maximum temperature alarm blinking or beeping
a. Ambient temperature too high
b. Improper cabinet seals
c. Cabinet too large
d. Improper evaporator or condenser
airflow
e. Dirty Condenser
f. Iced evaporator
g. Malfunctioning fans
h. Low voltage
i. Operating 60 Hz unit at 50Hz
j. Sealed system problem
k. Undercharge or overcharge
l. Exhaust too close to wall or ceiling
7. Compressor stopping and starting but short running time
a. Incorrect temperature setting
b. Incorrect voltage
i. Defrost and reset temperature
j. Check power supply
k. Use proper 60 Hz
l. Call service for checking loss of
refrigerant or restrictions
m. Call service to add or remove
refrigerant
a. Check for gasket and door opening
b. Leave 4~6 "clearance between the
exhaust side and the wall or ceiling;
leave 2~4" clearance for the fresh-air
supply side; leave 1~2" for the other
sides
c. Check for excessive size or increase
setting
d. Check for installation location or
increase setting
e. Check for air restrictions
f. Clean condenser
g. Defrost and reset temperature
h. Check for both evaporator and
condenser fans
i. Check power supply
j. Use proper 60 Hz
k. Call service for checking loss of
refrigerant or restrictions
l. Call service to add or remove
refrigerant
a. Check for installation location
b. Check for gasket and door opening
c. Check for excessive size
d. Check for air restrictions
e. Clean condenser
f. Defrost and reset temperature
g. Check for both evaporator and
condenser fans
h. Check power supply
i. Use proper 60 Hz
j. Call service for checking loss of
refrigerant or restrictions
k. Call service to add or remove
refrigerant
l. Leave 4~6 "clearance between the
exhaust side and the wall or ceiling;
leave 2~4" clearance for the fresh-air
supply side; leave 1~2" for the other
sides
a. Set 55 to 60
b. Check for voltage
- 14 -
°
F