STEP 2. Be sure that the filter is in place then install the return air grille (See Figure Q). The top of the return air grille can
be butted against the bottom of the discharge plenum and then snapped at the bottom cupport clips, or the
bottom of the grille can be snapped into the grille clips and then engaged below the discharge plenum.
FIGURE Q
DETAIL 1
DETAIL 3
STEP 3. You have completed your installation. Conduct a review of your installation to insure that the unit is safely and
securely installed. Refer to the "OPERATING GUIDE" section of this manual to test the operation of your unit.
SUBSTITUTION OF COMPONENTS MAY IMPAIR SUITABILITY FOR
Page 18
Discharge Air Plenum
Slot
Tab
Return air grille
WARNING: – EXPLOSION HAZARD –
CLASS I, DIVISION 2.
Latches
Latch
DETAIL 4
Side view
(Cutaway)
DETAIL 2
Slot
Tab
Return Air Grille
DETAIL 1