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9 Secure the wire onto the control board with
the holder (clamper).
10 After completing wiring connections, reattach
the particular plate and control board cover
(metal and resin) to the original position with
the screws.
11 For wire stripping and connection
requirement, refer to instruction 11.2.3 of
indoor unit.
WARNING
This equipment must be properly earthed.
Earth lead wire shall be Yellow/Green (Y/G) in
colour and should be longer than other lead wires
as shown in the figure for electrical safety in case
of slipping.
11.3.5 Piping 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 1/4" (6 mm) or above.
11.3.5.1 Cutting and flaring the piping
1 Please cut using pipe cutter and then remove the burrs.
2 Remove the burrs by using reamer. If burrs are not removed, gas leakage may be caused. Turn the piping
end down to avoid the metal powder entering the pipe.
3 Please make flare after inserting the flare nut onto the copper pipes.