Then  insulate  the  drain  hose  appropriately  (only  for  RPI-(2.0–
6.0)FSN2E).
  N O T E
If  the  relative  humidity  of  the  inlet  air  or  the  ambient  air
exceeds  80%  in  the  place  where  the  unit  is  installed,  fit  an
auxiliary drain pan (field-supplied) below the indoor unit, as
indicated in the figure.
3.5.7 RPIM - Ducted indoor unit (0.8-1.5)FSN2E(-DU)
¿ Gas refrigerant pipe installation
The pipe connections are inside the unit. Access the gas refrigerant
pipe connection by removing the fan cover on the unit.
The correct position for the gas refrigerant pipe connection is shown below.
Insulating material (field-supplied)
4% (1/25) - 1% (1/100)
PVC pipe
(field-supplied)
Clamp
(factory-supplied)
Insulating material: 
(factory-supplied)
Indoor unit
Auxiliary drain pan
(field-supplied)
Pipe connection
Lower panel
Electrical box
3 Piping work and
refrigerant charge
102
SMGB0063 rev. 1 - 10/2010