Daikin FFQ09Q2VJU Manuel D'installation page 10

Indoor Unit Installation
Tighten the B clamp metal as indicated in the
illustration.
drain J sealing pad (large) supplied with the unit
over the uncovered part of the drain socket (= between
drain hose and unit body).
Wrap the supplied large sealing pad over the B clamp
metal and A
clamps.
Insulate the complete drain piping inside the building
Precautions for drain raising piping
Install the drain raising pipes at a height of less than H2.
Install the drain raising pipes at a right angle to the indoor unit and no more than 11-3/4 inch (300mm) from the unit.
To prevent air bubbles in the drain hose, keep
it level or slightly tilted up. Any bubbles in the
hose might cause the unit to make noise due
To ensure no excessive pressure is applied to the included A drain hose, do not bend or twist the hose when
installing as it could cause leakage.
If converging multiple drain pipes, install according to the procedure shown below.
Select converging drain pipes with gauges is suitable for the operating capacity of the unit.
9
A Drain hose
A Drain hose
Level or tilted
slightly up
B Clamp metal
Decoration panel
Type A
Type B
Drain socket
B Clamp metal
View A
J Sealing pad (large)
A Drain hose
Ceiling slab Hanger bracket
11-3/4 40-60
(300) (1000-1500)
Drain raising pipe
Raising section
H1 H2
8-1/16 (205) 25-3/8 (645)
8-11/16 (220) 24-13/16 (630)
unit: inch (mm)
Central drain pipe
The drain pipe should have a downward
slope of at least 1/100 to prevent air
pockets from forming.
Water accumulating in the drain piping
can cause the drain to clog.
J Sealing pad
(large)
B Clamp metal
Drain socket
A Drain hose
A
Adjustable
English