Pacific AK-9800 User & Installation Manual page 16

Installation: Select Vent Option
3. Remove both vent guides.
. Place the square plenum transition
adapter over the gasket and secure
the  screws on the round portion of
the adapter.
5. Place the cover plate that was re-
move from the back of the unit over
the transition adapter and screw it in
place to block the air flow. Cover the
remaining  screw holes with alumi-
num sealing tape.
6. Place the plenum transition collar
over the gasket mounted on the back
of the unit and install the mounting
screws. The unit is now ready for
installation.
Page 16