9
Installation Procedure
English
Step 3 Optional: Insulating the body of the indoor unit
If you install a cassette type indoor unit on the ceiling when temperature is over 27°C and humidity is over 80%, you
must apply an extra 10 mm thick polyethylene insulation or a similar type of insulation to the body of the indoor unit.
Cut away the part where pipes are pulled out for the insulating work.
1 way Cassette 4 way Cassette
D
A
E
B
C
Insulate the end of the pipe and some curved area by using separate insulator.
NOTE
ŷ A: Reference for the outer circumference of the unit
(When insulating the body of the indoor unit, use A as the reference for its outer circumference.)
Indoor unit A B C D E
4 way Cassette <S>
(840x204x840)
AC052MN4DKH
910X151 940X151 610X151 650X151 870X870
AC071MN4DKH
4 way Cassette <L>
(840x288x840)
AC090MN4DKH
910X235 940X235 610X235 650X235 870X870
AC100MN4DKH
AC120MN4DKH
4 way Cassette <L+>
(840x288x840)
AC140MN4DKH
1 way Cassette
(970x135x410)
AC026MN1DKH
990X155 990X155 430X155 430X155 990X430
AC035MN1DKH
(Unit: mm)
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