Carrier ROOM AIR CONDITIONER Installation Manual page 23

INSTALLATION INSTRUCTIONS
4.2 Indoor unit installation
1. Installing 10 hanging screw bolts
(4 bolts).
Please refer to the following figure for the
distance measurement between the screw
bolts.
Please install with 10 hanging screw bolts.
The handling to the ceiling varies from the
constructions, consult the construction
personnels for the specific procedures.
The size of the ceiling to be handled----do
keep the ceiling flat. Consolidate the roof
beam for possible vibration.
Cut off the roof beam.
Strengthen the place cut off, and consolidate
the roof beam.
Carry out the pipe and line operation in the
ceiling after finishing the installation of the
mainbody.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.
The installation of hanging screw bolts.
2. Wooden construction
Put the square timber traversely over the
roof beam, then install the hanging screw
bolts. (Refer to Fig.49-2)
Timber over the beam
Hanging screw bolts
Fig.49-2
3. New concrete bricks
Inlaying or embedding the screw bolts.
(Refer to Fig.49-3)
(Blade shape insertion)
Fig.49-3
Roof beam
Ceiling
(Slide insertion)
4. For original concrete bricks
Use embedding screw bold, crock
and stick harness (Refer to Fig.49-4).
(Pipe hanging and embedding screw bolt)
5. Steel roof beam structre
Install and use directly the supporting
angle steel. (Refer to Fig.49-5)
Hanging bolts
4.3 Wall Mounting Installation
22
Steel bar
Embedding screw bolt
Fig.49-4
Hanging screw bolt
Supporting
angle steel
Fig.49-5
D. Connecting point of
refrigerant pipe
(D. gas side)
Drain point
E. Connecting point of
refrigerant pipe
(E. Liquid side)
Hook
Fig.49-6