Hitachi AIR CORE 700 PPIM-B18UFA1DQ Manuel D'utilisation, D'installation Et D'entretien page 19

4.3.2 Position of Hanging Bolt and Pipe Connection
1. This indicates the position of hanging bolt, connecting position of the refrigerant pipe as well as that
of the condensate pipe.
2. Installation size is shown in figure 4.3.
a(Size of hanging bolt)
0.98(25)
0.98(25)
0.98(25)
View from top
NOTICE
The relative dimensions of the suspension bolts should be as per the installation size requirements
•
to ensure that the rear suspension bolts are installed vertically, otherwise the unit may cause
abnormal noise and vibration due to non-vertical pulling.
4.3.3 Indoor Unit Installation
See the installation of indoor unit in figure 4.4.
Installation of filed-supplied parts:
Hanging bolts 4-M10 or W3/8
Nuts 8-M10 or W3/8
Washer 8-M10 or W3/8
(1) How to install hanging bolt and nut
As shown in figure 4.5, install the nut into four bolts.
Size
[Unit: in. (mm)]
b
Air inlet side
Air outlet side
Figure 4.3 Hanging Bolts
Stand bar
Nuts(Tighten a er installation)
about 2(50)
Washer
Nuts
Figure 4.5 Hanging Bolt and Nut
Indoor Unit
a
Capacity (Btu/h)
45.3
18000~30000
(1150)
57.1
36000~48000
(1450)
Flange Dimension (H x W, in(mm))
Model
Air-return Inlet
PPIM-B18UFA1DQ
PPIM-B24UFA1DQ 41.3×10.2(1049×258) 40.9×7.8(1038×197)
PPIM-B30UFA1DQ
PPIM-B36UFA1DQ
53.1×10.2(1350×258) 52.7×7.8(1338×197)
PPIM-B48UFA1DQ
Suspension bolt (4-M10 or W3/8)
(installation site preparation)
Figure 4.4 Indoor Unit Installation
[Unit: in. (mm)]
Indoor Unit
h
2.8(72)
-7-
4. Indoor Unit Installation
[Unit: in. (mm)]
b c d
43.3 31.5 29.8
(1100) (800) (756)
55.1 31.5 29.8
(1400) (800) (756)
Air-discharge Outlet
Nut and washer
(4-M-10 or w3/8)
(installation site
preparation)
h
11.8
(300)
11.8
(300)