York HP Series, Service Manual

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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).
②
Wall-mounted installation
Install the tapping screws onto the wall.(Refer
to picture below)
13.2.3.4 Install the main body
① Ceiling installation (The only installation
method for the unit with drain pump)
Remove the side board and the grille.
Locate the hanging arm on the hanging screw
bolt. Prepare the mounting bolts on the unit.
Put the side panels and grilles back.
② Wall-mounted installation
Hang the indoor unit by insert the tapping
screws into the hanging arms on the main unit.
(The bottom of body can touch with floor or
suspended, but the body must install vertically.)
13.2.5 Slim cassette indoor unit
installation
13.2.5.1 Service space for indoor unit