Haier HPU-42H03 User Manual - Page 20

Maintenance Disconnect power supply Don't touch it with wet Don't wash with hot water hand or solvent to clean the unit Air filter cleaning Pull it out from top as shown in Fig. Use water or vacuum cleaner to clean it. If it is extremely dirty, wash it with neutral detergent or soap water. Wash it with clean water and install it after complete dry. Caution: Don't use hot water over 40 C, as this may cause damage to air filter. Wipe air filter carefully. Indoor and outdoor cleaning Clean it with warm and wet cloth or with neutral detergent, then wipe it dry with clean and soft cloth. If air conditioner is very dirty, clean it with cloth soaked in neutral detergent,then wipe off the detergent with clean water. Don't use water higher than 40 C , which will cause discoloring and deformation. Don't use insecticide or other chemical detergents. 18