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Model PDXDAA & PDXDEA
PDXDAA & PDXDEA Friedrich Air Conditioning Co. Pg 3/5
Post Office Box 1540 / San Antonio, Texas 78295-1540
(210) 546-0500 / (800) 541-6645 / www.friedrich.com
7. Remove and discard discharge grille by
removing attachment screws from inside of
front panel. See Fig 6.
8. Optional – for easy access to control panel,
remove the control door by removing the hinges
pins from inside of front panel that secure
control door in place.
9. Replace the front panel.
Install Extension Duct
(Use for Left or Right Applications)
10. Temporarily secure plenum to support brackets
previously installed.
11. Establish the position where the extension
should intersect the adjacent wall and mark this
location.
12. Measure and cut a 3
3/4 in. x 7 1/8 in. opening
through the wall. See Fig. 7.
13. The Extension Duct Wall Trim Kit can be used
to trim out, up to approximately a 1/2 inch gap
around the Extension Duct.
14. Establish the needed length of the Extension
Duct. Be sure to include the thickness of the
wall in determining the proper length. One
suggested method is to measure from the
support bracket to outer wall surface in the
adjacent room.
15. Cut the Extension Duct to length. Do not cut
flanged end as this is inserted into the plenum.
Only cut the non-flanged end of the Extension
Duct. See Fig 8.
Figure 6 – Back View of Front Panel
Figure 7 – Side View Showing Measurements
for Extension Opening
Figure 8 – Extension Duct Attachment