Haier 1U35MEHFRA-1 Service Manual

Also see for 1U35MEHFRA-1: Service manual

Intuoduction4 Domestic air conditionerconduct repair work. Never attempt to modify the equipment. The use of inappropriate parts or tools cancause an electrical shock, excessive heat generation or fire.When relocating the equipment, make sure that the new installation site has sufficient strength towithstand the weight of the equipment.If the installation site does not have sufficient strength and if the installation work is not conductedsecurely, the equipment can fall and cause injury.Be sure to install the product correctly by using the provided standard installation frame.Incorrect use of the installation frame and improper installation can cause the equipment to fall, resultingin injury.Forintegralunits onlyBe sure to install the product securely in the installation frame mounted on a window frame.If the unit is not securely mounted, it can fall and cause injury.Forintegralunits onlyWarningBe sure to use an exclusive power circuit for the equipment, and follow the technical standards related to●the electrical equipment, the internal wiring regulations and the instruction manual for installation when●conducting electrical work.●Insufficient power circuit capacity and improper electrical work can cause an electrical shock or fire.Be sure to use the specified cable to connect between the indoor and outdoor units. Make theconnections securely and route the cable properly so that there is no force pulling the cable at theconnection terminals.Improper connections can cause excessive heat generation or fire.When connecting the cable between the indoor and outdoor units, make sure that the terminal coverdoesnot lift off or dismount because of the cable.●If the cover is not mounted properly, the terminal connection section can cause an electrical shock,excessive heat generation or fire.Do not damage or modify the power cable.Damaged or modified power cable can cause an electrical shock or fire. Placing heavy items on thepower cable, and heating or pulling the power cable can damage the cable.●Do not mix air or gas other than the specified refrigerant (R32) in the refrigerant system.If air enters the refrigerating system, an excessively high pressure results, causing equipment damageand injury.If the refrigerant gas leaks, be sure to locate the leak and repair it before charging the refrigerant. Aftercharging refrigerant, make sure that there is no refrigerant leak.If the leak cannot be located and the repair work must be stopped, be sure to perform pump-down andclose the service valve, to prevent the refrigerant gas from leaking into the room. The refrigerant gas.