Johnson Controls YJHJXH018BARR-FX, Service Manual

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Indoor Unit Installation
Fix to side bar and lintel a mounting bar, Which is separately sold, and
then fasten the plate to the xed mounting bar.
Refer to the previous article, “ When the mounting plate is
position of wall hole.
Make a hole of 70 mm in diameter, slightly descending to outside the wall
Install piping hole cover and seal it off with putty after installation
1. Carry out, based on the neighboring pillars or lintels, a
to be xed against the wall, then temporarily fasten the plate
with one steel nail.
2. Make sure once more the proper level of the plate, by hanging a thread
with a weight from the central top of the plate, then fasten securely the
plate with the attachment steel nail.
3. Find the wall hole location A using a measuring tape
When the mounting plate is xed side bar and lintel
Fitting of the Mounting Plate and Positioning of the wall Hole
Lid for right
piping
Lid for under piping pipe
Fix with adhesive tape
Lid for left piping
Indoor/outdoor electric cable and drain hose must be bound with
efrigerant piping by protecting tape.
[ Other direction piping ]
Cut away, with a nipper, the lid for piping according to the piping
direction and then bend the pipe according to theposition of wall
hole. When bending, be careful not to crash pipes.
Connect beforehand the indoor/outdoor electric cable, and then
pull out the connected to the heat insulation of connecting part
specially.
proper leveling
for the plate
rst xed “,
for the
Making a Hole on the Wall and Fitting the Piping Hole Cover
Drawing of pipe
Installation of the Indoor Unit
[ Rear piping ]
Draw pipes and the drain hose, then fasten them with the adhesive tape
[ Left
·
Left-rear piping ]
In case of left side piping, cut away, with a nipper, the lid for left
piping.
In case of left-rear piping, bend the pipes according to the piping
direction to the mark of hole for left-rear piping which is marked on
heat insulation materials.
1. Insert the drain hose into the dent of heat insulation materials of
indoor unit.
2. Insert the indoor/outdoor electric cable from backside of indoor
unit,and pull it out on the front side, then connect them.
3. Coat the aring seal face with refrigerant oil and connect pipes.
Cover the connection part with heat insulation materials closely,
and make sure xing with adhesive tape
Hang surely the unit body onto the upper
notches of the mounting plate. Move the body
from side to side to verify its secure xing.
In order to x the body onto the mounting
plate,hold up the body aslant from the
underside and then put it down perpendicularly.
Remove terminal cover at right bottom corner of
indoor unit, then take off wiring cover by removing
its screws.
mounting plate
When you unload the indoor unit,please use your hand to arise
slightly and lift the unit aslant until it leaves the mounting plate.
agraffe mounting plate
the body to leave agraffe,then lift the bottom of the body outward
Heat insulation
material
Drain hose
Piping
Pipe supporting
plate
Indoor/outdoor electric cable
Indoor side
Outdoor side
Ø70mm
Wall hole
Thickness of wall
(Section of wall hole)
Piping hole pipe G
When the mounting plate is rst xed
Fixing the indoor unit body
Unloading of indoor unit body
Connecting the indoor/outdoor Electric Cable
Removing the wiring cover
A=145mm
30mm
B= 70mm
Ø
A=150mm
B= 70mm
35mm
A=145mm
B= 70mm
Ø
30mm
Installation
48 Domestic Air Conditioner
AS18GN3ERA
YJHJZH018BARRAFX －ＳＭ