Datasheet

33
CAUTION
• If gauge needle does not move from 0cmHg (0MPa) to -76cmHg (-0.1MPa), in step 3 above take the following
measure:
• If the leak stops when the piping connections are tightened further, continue working from step 3.
• If the leak does not stop when the connections are retightened, repair the location of leak.
• Do not release refrigerant during piping work for installation and reinstallation. Take care of the liquid
refrigerant, it may cause frostbite.
12.3.4 Connect the cable to the Outdoor Unit
1. Remove the control board cover from the unit by loosening the screw.
2. Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 3
(C9GK, C12GK) x 1.5mm2 flexible cord, type designation 245 IEC 57 or heavier cord.
3. Secure the cable onto the control board with the holder (clamper).
4. Attach the control board cover back to the original position with the screw.
12.3.5 Pipe Insulation
1. Please carry out insulation at pipe connection portion as mentioned in Indoor/Outdoor Unit Installation
Diagram. Please warp the insulated piping end to prevent water from going inside the piping.
2. If drain hose or connecting piping is in the room (where dew may form), please increase the insulation by
using POLY-E-FOAM with thickness 6mm or above.
Terminals on the indoor unit 12 3
Color of wires
Terminals on the outdoor unit 12 3
Control board
Control board cover
Power
supply
cord
Indoor
unit A
Indoor
unit B
15A
Breaker
Control board
Power supply cord