GE AZ38H12DABM2 Owner's Manual And Installation Instructions page 19

Installation Instructions
[] iNSTALL THE UNiT iNTO THE
WALL CASE
Slide the unit into the wall case and secure with ibm"
scre_s through the unit flange holes.
NOTE: There are several extra holes in the trait side
flanges t0r installation in wall cases other than GE.
To avoid damaging the flange insulation, the installer
should use an awl or other shmp tool to puncture the
insulation in the appropriate holes before installing
the attachment screws.
[] REPLACE THE ROOM CABINET
Reinstall the room cabinet b) hooking the top oxer
the rail ahmg the unit top (l), then I_ushing, it in at
the bottom (2).
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