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12 Unit installation
a
b
a
Left drain piping
b
Rear left drain piping
c
Rear right drain piping
d
Right drain piping
Rear left or left drain piping
1 Remove the protective grille (32 class: 7 screws, 50+63 class:
11 screws, 100 class: 10 screws).
a
a
a
b
a
a
Fixing screw for protective grille
b
Protective grille
2 Remove the cap from the drain socket and remove the
insulation material from the left side and apply it to the right
side. Make sure the drain socket is fully pushed in to avoid
water leakage.
3 Remove the knockout part.
a
b
c
c
a
Rear left knockout part (sheet metal)
b
Rear left drain piping
c
Putty or insulation (field supply)
d
Left drain piping
e
Left knockout part on decoration side panel
Rear right drain piping
1 Remove the rear piping pipe port cover and cut out the holes for
piping. When cutting out the holes, make sure to avoid the knob
part of the cover.
a
b
a
Rear right drain piping
b
Rear piping pipe port cover
Installation and operation manual
18
d
c
d
e
Right drain piping
1 Remove the reinforcing plate from the right side and put back
the screw in the original position on the indoor unit.
2 Remove the rectangular part from the decoration side panel
(when installing only drain piping on the right side, remove the
round part only).
a
b
c
d
e
f
a
Round part
b
Rectangular part of the decoration side panel
c
Decoration side panel
d
Screw
e
Reinforcing plate
f
Right drain piping
Drain piping connection
1
2~5
c
a
b
1
A
d c b
a
Drain pipe connection (attached to the unit)
b
Drain hose (accessory)
c
Metal clamp (accessory)
d
Large sealing pad (accessory)
e
Drain piping (field supply)
f
Tightened part of metal clamp
A
In case of bending the end of the metal clamp
B
In case of wrapping the end of the metal clamp with vinyl
tape
1 Push the drain hose as far as possible over the drain pipe
connection.
2 Tighten the metal clamp at the base of the drain socket. Wrap
the end of the metal clamp with vinyl tape or bend the end
inwards to avoid damaging the sealing pad.
3 Check for water leaks (see
4 Wind the large sealing pad (= insulation) around the metal
clamp and drain hose, and fix it with tie wraps. Start wrapping
from the tightened part of the metal clamp so that the end of the
metal clamp is wrapped twice.
5 Connect the drain piping to the drain hose.
To check for water leaks
Make sure the unit is level in accordance with the instructions in
"12.2.1 Guidelines when installing the indoor
pour approximately 1 l of water through the air discharge outlet, and
check for leaks.
d
e
2
3
4
5
A
A
A'
A'
A-A'
A-A'
B
f
d c b
f
leaks" [ 4 18]).
"To check for water
unit" [ 4 16]. Gradually
FXHA-A
VRV system air conditioner
3P668115-5E – 2022.11
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