Haier AB142ACBJA User Manual - Page 12

When Trouble Happens Insufficient cooling or heating The operation controller adjusted as required Air filter too dirty ? Horizontal swing louver upward ? (in HEAT mode) Any obstacle exists at the air inlet or outlet? Door or window left open ? Any other heat sources in the room? Insufficient cooling Sunlight direct into the room ? Too crowed in the room ? Cold air blown out ( when heating) When the air conditioner does not operate properly after you have checked the above-mentioned items or when following phenomenon is observed,stop the operation of the air conditioner and contact your sales dealer: The fuse or breaker often shuts down. Water drops off during cooling or drying operation. There is an irregularity in operation or abnormal sound that is audible. 10