Installation Of Indoor Unit - Mitsubishi SRK50ZHX-S Technical Manual

5.2 Installation of indoor unit

(1) Installation of installation board
(a) Fixing of installation board
Look for the inside wall structures (Intersediats support or pillar and
finally install the unit after level surface has been checked.)
Level position (2 locations)
Mating mark for
level surface
Fixing on concrete wall
Use of nut anchor
Bolt
(M6 12)
Mounting
board
(2) Drilling of holes and fixture sleeve (Option Parts)
When drilling the wall that contains a metal lath, wire lath or metal plate, be sure to use pipe hole sleeve sold separately.
(a) Drill a hole with ø65
whole core drill
Indoor side
Note (1) Drill a hole with incline of 5 degree from
indoor side to outdoor side.
(c) Install the sleeve
(Inserting sleeve)
450
Use of bolt anchor
Nut
(M6)
Mounting
board
Max.10
Outdoor side
(*Sleeve + *Inclined + *Sealing plate)
Indoor side
Adjustment of the installation board in the horizontal direction
is to be conducted with four screws in a temporary tightened
state.
Standard hole
Adjust so the board will be level by turning the board with the
standard hole as the center.
INSTALLATION SPACE (INDOOR UNIT)
50
120
.
Piping for Liquid: ø6.35
Piping for Gas: ø12.7
(b) Adjusting sleeve length
View of sleeve when installed
Turn to
tighten
Sleeve
Paste
Outdoor side
Indoor side
24
- -
Indoor unit
Space for
Space for
service
service
Installation board
650
220 450 220
35
35
58
54
Drain hose (ø16)
520.8
Piping for Gas 491.1
Piping for Liquid
559.1
Piping hole (ø65) Piping hole (ø65)
Cut off the sleeve
collar in case of
drawing piping out
to rear.
Cut off the sleeve
collar that can be
seen from beneath
the unit.
Inclined
flange
Sealing
plate
Outdoor side
(FRONT VIEW)
100
120
Wall thickness
+ 1.5 cm