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4. Indoor Unit Installation
Bulkhead Split Ducted Air Conditioner
1. Carry out the pipe and line operation in the ceiling after
finishing the installation of the main body. While
choosing where to start the operation, determine the
direction of the pipes to be drawn out. Especially in
case there is a ceiling, position the refrigerant pipes,
drain pipes,indoor & outdoor lines to the connection
places before hanging up the machine.
2. The installation of hanging screw bolts.
3. After selecting the installation location, position the
refrigerant pipes, drain pipes, indoor & outdoor wires to
the connection places before hanging up the system.
4. Drill 4 holes 10cm deep at the ceiling hook positions
in the internal ceiling. Be sure to hold the drill at a 90°
angle to the ceiling.
5. Secure the bolt using the included washers and nuts.
6. Install the four suspension bolts.
7. Mount the indoor unit. Ensure an adequate lifting device
is used. Insert suspension bolts into the unit’s hanging
holes. Fasten them using the included washers
and nuts (See Fig. 4.8).
8. Overhang the indoor unit onto the hanging screw bolts
with block. If the drain pump is being used, position the
indoor unit on a flat level by using the level indicator. If a
gravity fed drain is being used, ensure there is adequate
fall (see note below).
(See Fig. 4.9)
CAUTION
The unit body should align perfectly with the hole.
Ensure that the unit and the hole are the same size
before moving on.
NOTE
Confirm the minimum drain tilt is 2.5% of the length
and 2.5% of the width of the indoor unit.
Fig.4.8
Fig.4.9
Wooden construction
Put the square timber traversely over the roof
beam, then install the hanging screw bolts.
(Refer to Fig.4-4)
New concrete bricks
Inlaying or embedding the screw bolts. (Refer to Fig. 4-5)
(Blade shape insertion) (Slide insertion
For Original concrete bricks
Use embedding screw bold, crock and stick harness.
(Refer to Fig.4-6)
Steel roof beam structure
Install and use directly the supporting angle steel.
(Refer to Fig.4-7)
Fig.4.4
Fig.4.7
Fig.4.5
Fig.4.6
Hang Indoor Unit
