Haier AB142ACBJA User Manual - Page 11

Maintenance Seasonal Reserve Post-season Care Operate the unit with FAN mode on a fair day for about half a day to dry the inside of the unit well. Stop operation and turn off the power supply switch .Electric power is consumed even the air conditioner is in state. Clean the air filter, indoor unit and outdoor unit,and cover the unit with dustcoat. Pre-season Care See that there is no obstacle at the air inlet and air outlet of both indoor and outdoor unit to avoid reducing the working efficiency. Be sure to install the air filter, ensure that the air filter is not dirty. Otherwise may result in machine damages or cause malfunciton due to dust inside the unit To protect compressor when starting in HEAT mode, please turn on the power supply switch for 12 hours before starting up,furthermore, always keep the power supply switch on during the using season. 9