3 Piping work and
refrigerant charge
119
3
SMGB0077 rev.0 - 01/2013
Connect a trap to the drain hose at the angle indicated, as indicated
in the gure.
Cap
> 75 mm
4% (1/25) - 1% (1/100)
NOTE
If the relative humidity of the inlet air or the ambient air
exceeds 80% in the place where the unit is installed, t an
auxiliarydrainpan(eld-supplied)belowtheindoorunit,as
indicatedinthegure.
Indoor unit
Auxiliary drain pan
(field-supplied)
Drainage installation for (-DU) units:
Optional drainage kit (for units without drain pump)
For special cases those installation design nally requires draining
up (and was not desgined from the beginning of the installation
project), it is available the optional drain kit.
Drain pump
Screw (2 units)
Drain hose
Rubber plug
Drain pump wire
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