21
FIGURE 9
CUT - OUT USING
EMBOSSED ANGLES AS
A GUIDE FOR PROPER
SIZE 23” x 14”
ST-A1194-04-X0
Ducting
DUCTING
FIGURE 8
ST-A1194-39-00
AS - SHIPPED FLAT
INSTALLER BENT - UP
ALTERNATE - BENT (DOWN)
N
OTES:
THIS VIEW IS REPRESENTATIVE OF BOTH SUPPLY AND RETURN
OPENINGS.
DUCT FLANGES MUST BE FIELD-BENT ALONG PERFORATIONS
EITHER INTO OR OUT OF THE FURNACE AS NECESSARY FOR
INSTALLATIONS BUT NEITHER FLANGE CAN REMAIN FLAT.
INSTALLER SHOULD USE DUCK BILLED PLIERS (AKA FOLDING
PLIERS) TO BEND THE FLANGE ALONG THE PERFORATIONS.