Lennox SCA 010 Installation, Operation & Maintenance Manual page 46

INT INT INTAKE HOOD INT INT AKE HOOD AKE HOOD AKE HOOD AKE HOOD
The intake hood top panel is secured to the unit. The intake
hood sides, filters, and three support brackets are shipped
unassembled in the blower compartment. Assemble hoods
and install as follows :
1. Remove screws securing side flanges of top hood to
unit.
2. Pivot top hood open and secure sides of intake hood
to top of hood using three sheet metal screws on each
side.
3. Align two holes on intake hood side panel with two holes
on bottom (longer) filter bracket. Secure both sides of
bottom filter bracket to hood sides with sheet metal
screws.
Hood top
Hood side
Side filter brackets
Seal each end
(field installed)
Hood top seal
Hood top
Filter
Align vertical holes on bracket with vertical holes on
side of hood
Bottom filter bracket
4. Secure intake hood sides to unit.
5. Position hood stiffener underneath hood top and align
screw holes with hood top screw holes. Secure with
sheet metal screws.
6. Secure the longer top filter bracket to top of hood. Install
two filters.
7. Slide third filter into bottom filter bracket and hold in
place at the top of the opening with the shorter filter
bracket. Align holes on hood with bracket holes and
secure filter bracket with sheet metal screws.
Longer top
filter bracket
Top filter bracket
IOM / Rooftop Smart and Linéa™ Range - Page 45
Hood stiffener
Shorter top
filter bracket
Figure 59