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Indoor Unit Installation (3)
Concealed installation
Only items peculiar to this installation method are given here. See exposed installation for additional instructions.
Install the unit according to the instructions below. Failure to do so may cause lead to both cooling and heating failure
and the condensation inside the house.
1) Allow enough space between the main unit and ceiling not to obstruct the flow of cool/warm air.
2) Place a partition plate between outlet and inlet sections.
3) Place a partition plate on the right side.
4) Change the upward-blow limit switch.
5) Use a movable lattice at the air outlet to allow the adjustment of cool/warm airflow direction.
6) Lattice size should be 70% or more of open rate.
Right side partition plate
Partition plate
50 or more
50 or more
(unit: mm)
Partition plate
Movable lattice
15-20
410
120
70% or more
of open rate
40 or less
20-30
Upper lattice
must not
project
Right side partition plate
Partition plate
Movable lattice
70 or more
