INSTALLATION INSTRUCTIONS
Installation space and method
Body installation:
2. Ceiling removal: For different building structures, please consult with building personnel about actual conditions.
a. Ceiling reinforcement: Ensure the ceiling is horizontal and will not shake. The ceiling base frame must be reinforced.
b. Cut off and remove the ceiling base frame.
c. Reinforce the faces left when the ceiling is removed and further reinforce the base frame that fix both ends of the
ceiling.
d. After the unit installation is complete, it is time to install pipes and wires. Choose a suitable installation position
and determine the outgoing direction of pipes before installation. Please pull refrigerant tubing, drain hose, indoor
and outdoor connecting wires, control wires to their connection positions prior to hanging the machine when
a ceiling exists.
Installation space:
> 40in.
> 4in.
Level the unit within 0.2in(5mm)
Ensure the end having drainage port is slightly lower to facilitate drainage
Installation of air-inlet grille
The angle of air-inlet grille should be parallel with that of air inlet direction, otherwise it will cause more noise. Example
shown to the right.
Correct
31-5000474 Rev. 1
Electric control enclosure
> 24in.
Air in
Wrong
Air out
13