5Indoor unitWhen connecting the cable after installing the indoor unit1. Insert from outside the room cable into left side of the wall hole, in whichthe pipe has already existed.2. Pull out the cable on the front side, and connect the cable making a loop.When connecting the cable before installing the indoor unitInsert the cable from the back side of the unit, then pull it out on the front side.Loosen the screws and insert the cable ends fully into terminal block, then tighten the screws.Pull the cable slightly to make sure the cables have been properly inserted and tightened.After the cable connection, never fail to fasten the connected cable with the wiring cover.Note: When connecting the cable, confirm the terminal number of indoor and outdoor units carefully. If wiringis not correct, proper operation can not be carried out and will cause defect.1. If the supply cord is damaged, it must be replaced by the manufacturer or its service agent or a similarqualified person. The type of connecting wire is H05RN-F or H07RN-F.2. If the fuse on PC board is broken please change it with the type of T. 3.15A/250V.3. The wiring method should be in line with the local wiring standard.4. After installation, the power plug should be easily reached.5. A breaker should be incorporated into fixed wiring. The breaker should be all-pole switch and thedistance between its two contacts should be not less than 3mm.HSU-22H03/R2(DB)Indoor unitOutdoor unitPOWER PLUGHSU-18H03/R2(DB)Indoor unit Outdoor unitPower cable:-mod 09-12: 3G1.5mm2-mod 18-22: 3G2.5mm2HSU-09H03/R2(DB)Indoor unit Outdoor unitHSU-12H03/R2(DB)HSU-12HB03/R2(DB)3G2.5mm2+1x1.0mm24G1.5mm24G1.0mm2L NPOWER PLUGHSU-18HA103/R2(DB)HSU-22HA103/R2(DB)Connecting wiring:HSU-09HA103/R2(DB)HSU-12HA103/R2(DB)L N{{