Operating instructions

12/23/2011 5 EI711A
Step 2
Measure plenum width and depth
a. Step 1 determines facing side (hole cut decision)
b. Width
 17” or less – 15” model
 18” or 19” – 18” model
 20” to 22” – use side baffles as detailed in C-1
 23” or greater – must field construct baffling as shown in C-2
c. Depth
 20” or less – no baffling
 20” or greater – need rear baffling as detailed in C-2
Step 3
Cut insert hole
a. Template provided in documentation package – use 8” opening for this model series