Indoor Unit Installation - Lennox LIUH018021T431E-1 Service Manual

3. Indoor unit installation

3.1 Super slim cassette indoor unit installation
3.1.1 Service space for indoor unit
3.1.2 Bolt pitch
3.1.3 Install the pendant bolt
Select the position of installation hooks according to the hook holes positions showed in upper picture.
Drill four holes of Ø12mm, 45~50mm deep at the selected positions on the ceiling. Then embed the
expansible hooks (fittings).
Installation
Model
205
18
245
24~42
287
48/55
A H
>235
>275
>317
Indoor unit installation
79