SiBE12-908
Installation Manual
Installation / Operation Manual
62
5. Laying piping, hoses, and wiring.
• Connect the humidifying hose to the indoor unit duct. See
4. Humidifying hose installation work for details.
• Lay the piping, drain hose and humidifying hose
according to the orientation of the piping coming out of
the unit, as shown below.
• Make sure the drain hose is sloped downward.
• Wrap the piping, drain hose and humidifying hose
together using insulation tape.
5-1. Right-side, right-back, or right-bottom piping.
• Right-side piping
• Right-back piping
• Right-bottom piping
1) Wrap the pipes, hoses and inter-unit wiring using insulation tape as shown in the piping bundle diagram.
2) Put all the pipes through the through-hole in the wall and hook the indoor unit onto the
mounting plate.
3) Connect the pipes.
5-2. Left-side, left-back, or left-bottom piping.
How to replace the drain plug and drain hose.
• Replacing onto the left side
1) Remove the insulation fixing screws on the right
to remove the drain hose.
2) Remove the drain plug on the left side and
attach it to the right side.
3) Insert the drain hose and tighten with the
screws which were removed at STEP 1).
Drain hose attachment position
* The drain hose is on the back of the unit.
10
Piping bundle diagram
Gas pipe
Liquid pipe
Insulation tape
Humidifying
hose
Drain hose
Inter-unit wiring
Cut out the
piping-through hole.
Install with a
downward slope.
Humidifying hose
Humidifying hose
It is recommended
to use the elbow.
Cut out the
piping-through hole.
Humidifying hose
A
Mounting plate
A
Left side
Right side
Front side of unit
Attachment on the left side
Attachment on the right side
(factory default)
Insulation
fixing screw
Drain hose
Indoor unit
fixing screw
Drain hose
How to set drain plug
No ga
p.
Do not apply lubricating oil
(refrigeration oil) when inserting.
Application of causes deterioration
and drain leakage of the plug.
Insert a hexagon wrench (4mm).