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9. Disconnect the refrigerant piping.
In case that a drain hose is
buried inside a wall, remove
it after the drain hose in the
wall is pulled out.
CAUTION
If gas leaks, repair the spot of
leaking, then collect all
refrigerant from the unit. After
conducting vacuum drying,
recharge proper amount of
refrigerant.
CAUTION
Do not contaminate any gas
(including air) other than the
specified refrigerant (R-410A)
into refrigerant cycle.
(Contaminating of air or other
gas causes abnormal high
pressure in refrigerating
cycle, and this results in pipe
breakage or personal
injuries.)
When disconnecting pipes,
cover every nozzle with caps
so as not to let dust and
moisture in.
Wooden base
Drain hose
Extension drain hose
Connecting wires
Pay attention so that the
residual water in the drain
will not make the floor wet.
Use two wrenches to
disconnected pipes.
Re moval Pr ocedur e
4
Disconnect the flare nut
for liquid piping by 2
wrenches.
1
Lift the indoor unit by a
wooden base.
2
Place a plastic sheet
under the drain pan as
remaining drain may
leak.
3
Disconnect the flare nut
for gas piping by 2
wrenches.
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