Trane Horizon OABD Series Installation, Operation And Maintenance Manual page 81

Figure 131. Heater air inlet hood
1. Open the blower compartment and remove the flue, flue
cover, wind screen, and heater air inlet hood.
2. Open the control panel door and remove the heater door
shown in Figure 132.
Figure 132. Typical layout of OAB cabinet with indirect
fired gas heat
Control
panel
door
Panel Door
Heater
door
eater Door
OAU-SVX007A-EN
3. Attach the flue cover to the heater door using the provided
stainless steel screws as shown in
Figure 133. Heater door with flue cover attached
4. Attach the heater air inlet hood to the heater door using
quantity (6) of the provided painted head screws as shown
in Figure 134.
Figure 134. Heater door with inlet and flue cover
attached
5. Attach the wind screen to the inside of the heater door
using quantity (6) of the provided painted head screws as
shown in Figure 135.
Installation
Figure 133.
81