– 31 –
Installation of indoor unit
Installation of installation board
s Adjustment of the installation board in the horizontal direction
is to be conducted with four screws in a temporary tightened
state.
s Adjust so that board will be level by turning the board with the
standard hole as the center.
Standard hole
Mating mark for level surface
450
610
Look for the inside wall structures (Intersediate support or pillar
and firaly install the unit after level surface has been checked.)
Drain hose 792 ( 16)
INSTALLATOIN SPACE (INDOOR UNIT) (FRONT VIEW)
Indoor unit
Installation board
Space
for service
Space
for service
Piping for Gas 633.5
Piping for Liquid
703.5
Piping hole ( 65)
Piping hole ( 65)
Space
for service
For bolt anchor
and nut anchor
Space
for service
100
Limitations for one way piping length and vertical height difference
Total one way piping length ( )
Max. 25 m
Vertical height difference (h)
Max. 15 m
Total one way piping length ( )
Max. 25 m
Vertical height difference (h)
Max. 15 m
h
21 Series
21 Series
26 Series
26 Series
Look for the inside wall structures (Intersediats support or pillar and finally install
the unit after level surface has been checked.)
450
Level position (2 locations)
Mating mark for
level surface
Fixing on concrete wall
Nut
(M6)
Mounting
board
Mounting
board
Max.10
Bolt
(M6 12)
Standard hole
Nothing is connected to
this hole on the back of
indoor unit.
Adjustment of the installation plate in the horizontal direction is to be conducted
with four screws in a temporary tightened state.
Adjust so the plate will be level by turning the board with the standard hole
as the center.
INSTALLATION SPACE (INDOOR UNIT) (FRONT VIEW)
Space for
service
Piping for Gas
Piping for Liquid
Piping hole ( 65)Piping hole ( 65)
Piping for Liquid : 6.35
Piping for Gas :
12.7
50
120
220
35
58
54
35
7.7
48
5.6
295.7
650
450
220
120
Space for
service
100 Space for service
15 Space for service
Indoor unit
Installation board
49
48
222.5
100
491.1
559.1
Drain hose (
16)
520.8
RMA012A076A_En.indb 31 22-Jan-14 09:00:39
Use of nut anchor Use of bolt anchor
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