Haier AB142FEBIA User Manual - Page 21

Troubleshooting Check the following before entrusting any after service. Presentation Sound of flowing water "click" sounds Reason Sound of flowing water during start, running and short while after stoppage. Sometimes the sound increases 2-3 minutes after start, it is made by flowing refrigerant and discharging of condensate water. Sometimes the machine makes ìclickî sound during operation because of changing operation and slight shrinkage of heat exchanger etc. Not Fault Indoor unit Blowing with smell Due to adherence of smell given off by wall, carpet, furniture, clothes, cigarette and cosmetic etc. to air-conditioner. Running indicator flashes Indicator flashes when turning on manual power switch after the machine is reenergized after a power failure. Displays shows ìstand byî Sounds, white vapor or cool air during stopping of indoor unit The machine cannot run cooling model as other indoor unit running heating mode. It is displayed when desired operation mode is different with fixed mode that might be set by air-conditioner controller. To prevent oil or refrigerant detaining in indoor unit being stopped, refrigerant flows in short while and makes sounds like ìSha-ì or ìcola-î. In addition, white vapor sometime comes out when other indoor units are running heating program while cool air comes if others running cooling program. Clickî sound while switch- Sound made by reset eletronic of expansion valve in switching on of the ing on power of the machine power. The machine runs or stops automatically Check whether status of ìtimed power onî or ìtimed power offî has been set. Please Recheck The machine cannot run Whether thereís a power failure? Whether manual power switch is off? Whether power fuse blows or breaker is off? Whether protection setting works (running indicator lights)? Whether timing function works (running indicator lights)? Whether heating and cooling are selected at the same time (circuit controller displays ìstand byî)? Poor heating or cooling effect Whether inlet and outlet of outdoor unit is blocked? Whether doors and windows are open? Whether any dirt or dust obstructs air filter screen? Whether blowing rate is set to ìslightî, ìlowî? Operation is set to ìblowingî mode? Whether temperature is set properly? Stop running immediately, disconnect manual power switch, and consult after service in the following case: Poor response to button pressing Machine still cannot run other than reason of protection setting Fuse and electric leakage breaker keep on being blown Sundries or water enters inside of electric box Other abnormal case