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REV 10042017
4.
Tighten the band clamp on the adapter ring
STEP 2: Install the Plenum
1.
Place the plenum over the diffuser, aligning the notches in the plenum with the mounting studs on the diffuser
2.
Install and tighten two wing nuts on the studs at the bottom of the plenum on the side with the electrical opening
3.
Install and tighten the two wing nuts on the opposite side (see arrows, below)
Leave the remaining wing nuts off
–
they will be installed at a later step.
Place the plenum over the diffuser
Tighten band clamp
Attach and tighten wing nuts here
Attach and tighten wing nuts here
Adapter ring