Daikin Skyline OAH003GDAC Installation And Maintenance Manual page 13

STEP 4: Once all four corner latches have been tightened
within 1/4" of the leg extension coupling, complete the
installation by tightening each corner until the latch and leg
extension coupling meet. This is illustrated in
Once all four corners have been tightened the filter should now
be properly seated and sealed.
Repeat the process with all remaining filters working from the
bottom to the top.
Figure 26: Tighten until Latch and Coupling Meet
Figure 27: Properly Installed Filter Inside of the Frame
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AAF HEPA Filters with Prefilters
Follow previous steps 1-2, then continue straight to step 5.
Figure 25.
STEP 5: The prefilter holding frame should be placed directly
in front of the HEPA filter as shown in
Figure 28: Positioning of the prefilter frame
STEP 6: Place a latch so that the 2 tabs of the latch overlap
the prefilter frame on each side of the corner. Slide the latch
inside of the leg extension and align the latches' cap screw
with the threaded coupling on the end of the leg extension and
tighten using the hexkey. See
Tighten the cap screw until there is an approximately 1/4" gap
between the latch and the leg extension coupling as shown in
Figure
STEP 7: Once all four corner latches have been tightened
within 1/4" of the leg extension coupling, tighten each corner
until the latch and leg extension coupling meet. This is shown
in Figure
Figure 29: Latch Positioning for Prefilter Frame
13
Figure
29. Repeat this step with all 4 corners.
30.
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Figure 27.
28.