TM 5-4520-244-14
HOW TO INSTALL
AIR DELIVERY DUCTS
A. USING ONE 12-INCH DUCT
Remove discharge outlet cover. Hook
12-inch duct directly to the duct adapter
on the heater.
B. USING THREE 6-INCH DUCTS.
Install 3-outlet duct adapter on to
heater duct adapter. Install 6-inch
ducts on adapter.
C. USING 12-INCH AND 6-INCH DUCTS.
Install 12-inch duct on heater adapter.
Install duct adapter on 12-inch duct.
Install 6-inch ducts on adapter.
&
Figure 2-2.
Duct
Attachment
2-8
Change 5