Laying Piping, Hoses, And Wiring - Daikin FTXZ25NV1B Installation Manual

Indoor Unit Installation
5.

Laying piping, hoses, and wiring

• Lay the pipes, drain hose and
to the orientation of the piping coming out of the unit, as
shown in the fi gure.
• Make sure the drain hose is sloped downward.
• Wrap the pipes, drain hose and
using insulation tape.
5-1 Right-side, right-back, or right-bottom piping
• Right-side piping
Remove pipe port
cover.
Install with a
downward slope.
1) Wrap the pipes, hose and inter-unit wire 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
3) Connect the pipes.
5-2 Left-side, left-back, or left-bottom piping
• Left-side piping
Refrigerant pipe
1) Replace the drain plug and drain hose. (Refer to "4-3 How to replace the drain plug and drain hose" on page 8.)
2) Pull in the refrigerant pipes and lay them so that it matches the liquid and gas piping marked on the
3) Hook the indoor unit onto the
4) Connect the pipes. If it is diffi cult to do, remove the front panel fi rst.
5) Wrap the insulation on the pipes with insulation tape. If you are not replacing the drain hose, store it in the location shown
below.
G Humidifying hose
Drain hose
Caulk this hole with
putty or caulking
material.
Bind with plastic tape.
9 9
humidifying hose according
G
humidifying hose together
G
• Right-back piping
• Left-back piping
G Humidifying hose
Drain hose
Remove pipe port
cover.
mounting plate.
A
Inter-unit wire
A Mounting plate
Wrap insulation tape around the bent portion of
refrigerant pipes. Overlap at least half the width
of the tape with each turn.
Piping bundle diagram
Gas pipe
Drain hose
Insulation tape
• Right-bottom piping
• Left-bottom piping
Refrigerant pipe
If installation is diffi cult, remove the pipe cover (4 tabs) and
cut off the front grille (bottom).
Liquid pipe
Inter-unit wire
G Humidifying hose
It is recommended to use
an elbow (fi eld supply).
Remove pipe port
cover.
G Humidifying hose
mounting plate.
A
Refrigerant pipe
Remove pipe port
cover.
G Humidifying hose
mounting plate.
A
Cut off along the
groove (both ends)
4 tabs