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63
12.2 Indoor Unit
12.2.1 How to Fix Installation Plate
The mounting wall shall be strong and solid enough to prevent it from vibration.
Model
Dimension
1
2
3
4
5
6
TZ20***, TZ25***, TZ35***, TZ42***, TZ50***
RZ20***, RZ25***, RZ35***, RZ50***
465 mm
70 mm ( * )
365 mm
415 mm
60 mm
120 mm
Model
Dimension
1
2
3
4
5
6
TZ60***, TZ71***
605 mm
80 mm
550 mm
550 mm
270 mm
320 mm
The center of installation plate should be at more than
1
at right and left of the wall.
The distance from installation plate edge to ceiling should more than
2
.
From installation plate center to unit’s left side is
3
.
From installation plate center to unit’s right side is
4
.
B
: For left side piping, piping connection for liquid should be about
5
from this line.
: For left side piping, piping connection for gas should be about
6
from this line.
1 Mount the installation plate on the wall with 5 screws or more (at least 5 screws).
(If mounting the unit on the concrete wall, consider using anchor bolts.)
o
Always mount the installation plate horizontally by aligning the marking-off line with the thread and using
a level gauge.
2 Drill the piping plate hole with ø70 mm hole-core drill.
o
The meeting point of the extended line is the center of the hole. Another method is by putting measuring
tape at position as shown in the diagram above. The hole center is obtained by measuring the distance
namely 115 mm (TZ20***, TZ25***, TZ35***, TZ42***, TZ50***, RZ20 ***, RZ25***, RZ35***, RZ50***) or
128 mm (TZ60***, TZ71***) for left and right hole respectively.
o
Drill the piping hole at either the right or the left and the hole should be slightly slanting to the outdoor
side.
Dimension
2
( * ) :-
If holder at the rear of chassis (Refer column “12.2.3 Indoor Unit Installation”) need to be used to prop up the unit, this distance shall be 85 mm or
more.
PIPE
HOLE
CENTER
PIPE
HOLE
CENTER
Ceiling
Wall
Wall
Installation
plate
1
2
screw
More than
1
More than
1
Measuring Tape
Indoor unit
168 mm
115 mm
216 mm
115 mm
More
than
2
115mm TO
HOLE CENTER
For best strength of INDOOR
unit installation, it is highly
recommended to locate “ ”
at 5 position as sh
own.
115mm TO
HOLE CENTER
3
3
6
5
4
Ceiling
Wall
Wall
Installation plate
1
2
screw
More than
1
More than
1
Measuring Tape
Indoor unit
256 mm
128 mm
128 mm
256 mm
128 mm
More
than
2
For best strength of
INDOOR unit installation,
it is highly recommended
to locate “ ” at 5 position
as shown.
3
6
5
4
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