TROUBLESHOOTING
No problem
Operation delayed for 3 minutes after
successful restart
Self protection procedure
It sounds like water flowing...
Caused by refrigerant flow inside
Mist seems to emerge from the
indoor unit
Condensation effect due to cooling
Abnormal noise during operation
CALL authorized distributor
TURN OFF/UNPLUG
Power plug / cord become unnaturally warm
Circuit breaker switches off frequently
Switches / buttons do not operate properly
Water leak from Indoor Unit
Water / foreign particles have entered the Remote
Control
In case of...
No Operation
Remote control / display doesn’t work
Cooling/heating efficiency low
Noise too loud
Circuit breaker tripped?
Batteries empty?
Temperature set correctly?
Installation work slanted?
Power plug OK?
TIMER used correctly?
Batteries correctly inserted? See page 3
8
Windows / doors closed?
Filters cleaned / replaced?
Front grille / panel closed properly?
flashes, no warm air discharge
Defrosting at outdoor unit, max.
12 min.
Outdoor unit emits water / steam
Condensed moisture due to cooling
39
CS-A28CKR CU-A28CKR
