Installation Of Indoor Unit - Mitsubishi Heavy Industries SRK20ZD-S1 Technical Manual

(2) Installation of indoor unit

(a) Installation of installation board
(i) Fixing of installation board
Look for the inside wall structures (Intersediate support or
pillar and firaly install the unit after level surface has been
checked.)
Mating mark for level surface
Adjustment of the installation board in the horizontal
direction is to be conducted with four screws in a tem-
porary tightened state.
Standard hole
Adjust so that board will be level by turning the board
with the standard hole as the center.
(b) 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.
(i) 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.
(iii) Install the sleeve
(Inserting sleeve)
450
Outdoor side
(*Sleeve + *Inclined + *Sealing plate)
Indoor side
INSTALLATION SPACE (INDOOR UNIT)
Speace for
service
50
117.5
216.5
148.5
53.5
Piping hole (ø65)
(ii) Adjusting sleeve length
View of sleeve when installed
Turn to
tighten Sleeve
Paste
Outdoor side
Indoor side
164
- -
(FRONT VIEW)
Speace for
service
100
580 117.5
450 148.5
450 216.5
67.5
Piping for Gas 397.1
Piping for Liquid 465.1
Drain hose 540(ø16)
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
Unit : mm
Wall thickness
+ 1.5 cm