-
28
-
'13 • PAC-DB-194
(d) Duct connected-Low / Middle static pressure type (FDUM)
Model FDUM71VF1
Pipe
(
c
)
Fan unit
View M
Holes for
tapping screws
Return air duct
Drain hose piece
(
Accessory
)
(
Installed on site
)
tapping screw
Holes for
A
Gas piping
B
Liquid piping
C1 Drain piping
D Hole for wiring
E
Suspension bolts
(
M10
)
F
Outside air opening
Air outlet opening
G
Symbol
Content
for ducting
for ducting
Drain piping
C2
(
Gravity drainage
)
(φ
150
)(
Knock out
)
(φ
125
)(
Knock out
)
φ
9.52
(
3
／
8"
)(
Flare
)
φ
15.88
(
5
／
8"
)(
Flare
)
Space for installation and service
H Inspection hole
(
450X450
)
or more
or more
Hole
φ
170
φ
124
φ
170
Holes for
tapping screws
(
Case 1
)
From side of unit
Select either of two cases to keep space for installation and services.
or more
or more
Note
(
1
)
The model name label
is attached on the lid
of the control box.
(
Case 2
)
From bottom of unit
or more
or more
Notes
(
a
)
There must not be obstacle to draw
out fan unit. For fan unit maintenance,
refer to page 94.
(
b
)
Install refrigerant pipes,
drain pipe,and wiring so as
not to cross marked area.
(
c
)
The case that pipes are installed to upper
(
bottom
)
of fan unit,
keep space of 60mm or more to upper
(
bottom
)
of unit.
VP25
(
I.D.25,O.D.32
)
VP20
(
I.D.20,O.D.26
)
Unit:mm
4
－φ
4
（
Suspension bolts pitch
）
Control box
600
（
Max. drain lift
）
or less
（
Duct dimension
）
（
Duct dimension
）
（
Suspension bolts pitc
h
）
28
472
135
18
950
18
986
Hanger plate for
suspension bolt
55
880
55
76
250
175
105
467
413
471
510
635
30
30
280
67
86
284
152 262
41
200
39
65
860
65
139
□
90
46
4
×
200=800
46
31
170
31
14
－φ
4
1000
150
～
200
100
～
200
100
Note
(
a
)
58
113
Air supply duct
295
～
325
43
170
（
Duct dimension
）
（
Duct dimension
）
69
4
－φ
4
200
600
1300
100
Inspection
hole
620
Slab
20
20
370
Ceiling
Note
(
b
)
Note
(
a
)
15
50
M
C
2
D
A
C
1
B
G
F
H
F G
E
A
PJG000Z003
