Drain Piping - Daikin FTXC35D Installation Manual

7) Wrap the refrigerant pipes and drain hose together with 7) Wrap the refrigerant pipes and drain hose together with
insulation tape as right figure. insulation tape as right figure.
Wall embedded piping. Wall embedded piping.
Follow the instructions given Follow the instructions given
Left-side, left-back, or left-bottom piping Left-side, left-back, or left-bottom piping
1) Insert the drain hose to this depth so it won't be pulled out 1) Insert the drain hose to this depth so it won't be pulled out
of the drain pipe. of the drain pipe.
The indoor unit must be installed in such a way so as to prevent short circuit of the cool discharged air with the hot return air. The indoor unit must be installed in such a way so as to prevent short circuit of the cool discharged air with the hot return air.
Please follow the installation clearance shown in the figure. Do not place the indoor unit where there could be direct sunlight Please follow the installation clearance shown in the figure. Do not place the indoor unit where there could be direct sunlight
shining on it. Also, this location must be suitable for piping and drainage, and be away from doors or windows. shining on it. Also, this location must be suitable for piping and drainage, and be away from doors or windows.
ReturnAir ReturnAir
Air flow Air flow
(Indoor) (Indoor)
min. 50 min. 50
Required space Required space
(Space for (Space for
maintenance) maintenance)
• Connect the drain hose, as described below. • Connect the drain hose, as described below.
• Water Drainage • Water Drainage
Water Water Water Water
leaking leaking leaking leaking
Correct Correct Wrong Wrong
• Remove the air filters and pour some water into the • Remove the air filters and pour some water into the
drain pan to check the water flows smoothly. drain pan to check the water flows smoothly.
min. 50 min. 50
(Space for (Space for
maintenance) maintenance)
All dimensions are in mm All dimensions are in mm

DRAIN PIPING

DRAIN PIPING
The drain hose should The drain hose should
be inclined downward. be inclined downward.
No trap is permitted. No trap is permitted.
Do not put the end of Do not put the end of
the hose in water. the hose in water.
Water Water
retention retention
End End
dipped dipped
Water Water
into into
leaking leaking
water water
Drain Drain
Wrong Wrong Wrong Wrong
Bottom frame Bottom frame
Insert drain hose to this Insert drain hose to this
depth so it won't be pulled depth so it won't be pulled
out of drain pipe. out of drain pipe.
 How to attach the indoor unit  How to attach the indoor unit
Hook the claws of the bottom Hook the claws of the bottom
frame to the mounting plate. frame to the mounting plate.
 How to remove the indoor  How to remove the indoor
unit. unit.
Push up the marked area Push up the marked area
(at the lower part of the front (at the lower part of the front
grille) to release the claws. grille) to release the claws.
• When drain hose requires extension, obtain an extension • When drain hose requires extension, obtain an extension
hose commercially available. Be sure to thermally insulate the hose commercially available. Be sure to thermally insulate the
indoor section of the extension hose. indoor section of the extension hose.
Indoor unit Indoor unit
drain hose drain hose
• When connecting a rigid polyvinyl chloride pipe (inside • When connecting a rigid polyvinyl chloride pipe (inside
diameter 16mm) directly to the drain hose attached to diameter 16mm) directly to the drain hose attached to
the indoor unit as with embedded piping work, use any the indoor unit as with embedded piping work, use any
commercially available drain socket (inside diameter 16mm) commercially available drain socket (inside diameter 16mm)
as a joint. as a joint.
Drain hose supplied Drain hose supplied
with the indoor unit with the indoor unit
Mounting Mounting
Drain hose Drain hose
plate plate
Refrigerant Refrigerant
pipes pipes
Inner wall Inner wall
50 mm 50 mm
Drain hose Drain hose
or more or more
Vinyl chloride drain pipe Vinyl chloride drain pipe
(VP-30) (VP-30)
Outer wall Outer wall
Bottom frame Bottom frame
Front grille Front grille
Extension drain hose Extension drain hose
Heat insulation tube Heat insulation tube
(Field supply) (Field supply)
socket (inside socket (inside polyvinyl pipe polyvinyl pipe
diameter 16mm) diameter 16mm) (diameter 16mm) (diameter 16mm)
ENGLISH ENGLISH
Mounting Mounting
plate plate
Claw Claw
Mark (rear side) Mark (rear side)
7 7