Fujitsu Airstage J-II Series Design & Technical Manual page 599

(4) Connecting pipe locally purchased from outdoor unit, cut the pipe end to connect the pipe
and close the opposite end.
Cut 1 in. (25mm)
Liquid pipe
(5) Use header support as necessary.
Ceiling
Pedestal
(Procure locally)
z Restriction when install
„
Be sure following restriction.
1) Installation angle
Install the header so that it branches horizontally.
Gas pipe
Horizontal
Liquid pipe
Horizontal
OK
Use a level to make sure that the header is positioned as shown in following figure, and then,
secure it in place.
Gas pipe
Outdoor
A
unit side
Brazing
point
Liquid pipe
Outdoor
B
unit side
Brazing
point
Field piping
Pipe cutter
Gas pipe
Hanging metal
(Locally purchased)
Prohibited
Horizontal
line
View from A
H 1 1
Vertical
line
Horizontal
line
2
H 2
View from B
- (06 - 35) -
Ceiling
Liquid pipe
Prohibited
H1=0 in. (0 mm) to 3/8 in. (10 mm)
1
Horizontal
(α1 : 0° to 1°)
line
β1 : -10° to +10°
H2=0 in. (0 mm) to 3/8 in. (10 mm)
(α2 : 0° to 1°)
β2 : -10° to +10°
2
Hanging metal
(Locally
purchased)