30
PTAC-SVX002A-EN
Issue
Possible Causes
Resolution
Ice or frost
forms on the
indoor coil.
•
Low outdoor temperature.
•
Dirty air filters.
•
When the outdoor temperature is
approximately 55°F (12.7°C) or below,
frost may form on the indoor coil when the
unit is in cooling mode. Switch unit to FAN
mode until the ice or frost melts.
•
Remove and clean the air filters.
Compressor
protection.
•
Power may have cycled so the compressor
is in a restart protection mode.
•
Random Compressor Restart
;
whenever the unit is plugged in or the
power has been restarted, a random
compressor restart occurs. After a power
outage, the compressor restarts after
approximately three (3) minutes.
•
Compressor Protection
; to prevent
short cycling of the compressor, there is a
random star-up delay of three (3) minutes
and a minimum compressor runtime of
three (3) minutes.
(a)
If the circuit breaker is tripped or the fuse has blown more than once, contact a qualified electrician.
(b)
If the unit is installed where condensation can drip into unwanted areas, install an accessory drain kit and connect it to the
draining system.
