Haier HPU-42H03 User Manual - Page 31

Installation procedures Electric wiring Note: Electric wiring must be done by qualified person. Use copper wire only, the parameter of connecting cable is H07RN-F 4G 0.75mm2. The power cable should be over 5G2.5mm2, the power cable is self-provided. The power supply connects from the outdoor unit. Wiring of indoor unit Insert the cable from outside the wall hole where piping already exist. Pull it out from front. Loosen terminal screws and insert cable end fully into terminal block, then tighten it. Pull the cable gently to make sure it is tight. Replace cover after wiring. OK NO Wiring of outdoor unit terminal block Insert the cable from inside the wall hole where piping already exists. table clamp Pull it out from front. Loose terminal screw and insert cable end fully Terminal block (indoor) into terminal block, then tighten it. 1 2 3 4 5 Pull the cable gently to make sure it is tight. Replace cover after wiring. R S T N L N 3 4 5 Terminal block (outdoor) power:3N~,380-415V,50Hz (HPU-42HA03/R1) power supply Terminal block (indoor) L N34 5 Terminal block (indoor) power supply 1 23 RSTN L N34 5 R STN 1 23 Terminal block (outdoor) Terminal block (outdoor) Note: (HPU-42H03) Terminal block (outdoor) (HPU-42C03) When connecting indoor and outdoor wire, check the number on indoor and outdoor terminal blocks. Terminals of same number and same color shall be connected by the same wire. Incorrect wiring may damage air conditioner's controller or cause operation failure. 29