– 5 –
CAUTION
Always install the indoor unit level.
Units not installed level may leak.
9
7
6
5
PLUG
Be sure to com-
pletely seal any
gap with putty.
●
The indoor piping
should be insulated
with the enclosed
insulation pipe.
(If the insulator is
insufficient, please
use commercial
products.)
Drain pipe
Must be installed separately.
Insulate indoor part of pipe
to prevent condensation.
Adiabated pipes
must always be
used for both
large and small
diameter. Wrap
pipes with tape.
An adiabator
will weather
excessively if
not tape-wrapped.
●
Maximum pipe length 20m
Minimum pipe length 5m
above 200mm
above 700mm
above 200mm
above 50mm when
installed on the
ceiling of balcony
(
)
above 100mm
above 100mm
give clearance as
wide as possible
Use the holder
when the pipe
is drawn from
the left.
• If connect indoor unit “RAD-40NH4” with outdoor unit “RAC-50NH4”, opitional flare adaptor for piping is
necessary.
Flare adaptor for piping: ø9.52 (3/8”) → ø12.7 (1/2”)
{Parts number TA261D-4 001}
[Indoor unit installation]
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