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Installation of hanging bolt
Use M10 hanging bolts (4 pcs, locally procured).
Matching to the existing structure, set pitch according to size in the unit external view as shown below.
New concrete slab
Install the bolts with insert brackets or anchor bolts.
Anchor bolt
(Blade type
(Slide type bracket)
bracket)
(Pipe hanging
anchor bolt)
Steel frame structure
Use existing angles or install new support angles.
Hanging bolt
Hanging bolt
Support angle
Existing concrete slab
Use a hole-in anchors, hole-in plugs, or a hole-in bolts.
Installation of Flow Selector unit
Treatment of ceiling
The ceiling differs according to structure of building.
For details, consult your constructor or interior fi nish contractor.
In the process after the ceiling board has been removed, it is important to reinforce ceiling foundation (frame) and
to keep horizontal level of installed ceiling correctly in order to prevent vibration of ceiling board.
• Attach the nuts and the M10 fl at washers to the hanging bolt.
• Put washers at up and down of the hanging bracket of the Flow Selector unit to hang down the Flow Selector
unit.
• Check that four sides are horizontal with a level gauge. (Horizontal degree: Within 5 mm)
Hanging bolt (W3/8 or M10)
Unit
EN-27
Rubber
M10 fl at washer (Accessory)
70 mm or less
M10 fl at washer (Accessory)
Nut (W3/8 or M10)
External view
Discharge gas pipe
Suction gas pipe
Refrigerant pipe connecting port
outdoor unit side
Refrigerant pipe connecting port
indoor unit side
567
(Unit external dimension)
94
440
(Hanging bolt pitch)
36
121
192
263
315
Power supply cable intake port
Drain pipe connecting port
(Ø20)
(size 20A)
RBM-Y1801***
A
B
F4PE
730
802
F6PE
1,050
1,122
14
Control Box
Liquid pipe
Drain socket
Liquid pipe
Gas pipe
B
(Hanging bolt pitch)
(33)
A
(Unit external dimension)
160
Pitch
76
65
33
150
160
160
Pitch
Communication cable intake port
(Ø13)
(Unit:mm)
33
205
EN
EN-28
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