Form DV0200 effective 3/99
flat washer and nut (hanger rods and hardware by others).
8. Adjust to locate the edge of the backpan within approximately 1/4” of the finished ceiling surface.
9. Fasten and seal ductwork as required. (ductwork and hardware by others.)
STEP 3--FRAME INSTALLATION:
10. Re-install frame / panel assembly on mounting studs in the backpan hanger brackets. Remove frame and
re-adjust backpan as required.
11. Re-install the hex nuts and lock washers set aside from STEP 1, snuging the frame/panel assembly against the
ceiling.
STEP 4--FINAL INSTALLATION:
12.
Install appropriate size and model HEPA filter into the backpan. The backpan perimeter must seat into the gel
channel in accord with the filter manufacturer’s instructions. Re-install the filter retainer and hardware set aside in
STEP 1.
13.
Re-install the face subassembly set aside in STEP 1. Use care orienting TAD in the desired direction, if applicable.
14. Re-hook lanyards over the lanyard clips being sure that the snap is competely engaged.
15. Close the unit by capturing the frame with the 1/4 turn fasteners. Rotate the head 90° until you feel the
pin completely seat.
