2. Connecting cable between indoor unit and outdoor unit shall be
approved polychloroprene sheathed 3 × 1.5 mm
2
flexible cord,
type designation H05 RN-F 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.
10.3.6. PIPE INSULATION
1. Please carry out insulation at pipe connection portion as
mentioned in Indoor/Outdoor Unit Installation Diagram. Please
wrap 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 6 mm or above.
CHECK THE DRAINAGE
- Open front panel and remove air filters. / (Drainage checking can
be carried out without removing the front grille.)
- Pour a glass of water into the drain tray-styrofoam.
- Ensure that water flows out from drain hose of the indoor unit.
EVALUATION OF THE PERFORMANCE
56
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