Temtrol SERIES ITF - Page 68

FWR/FWT 10
Page 20
Temtrol
,
Inc. ®
Manufacturers of ….. Customized Air Handling Units
(F) MAINTENANCE (Con’t)
FBD – Backdraft Damper (If Applicable)
(4) On the inlet side of the fanwall cube
the backdraft damper is installed
over airflow straightener panel.
Do not remove the airflow straightener
panel.
(5) Note the direction of the damper blades.
The blades should be running vertical, as
shown in photo.
Backdraft Damper
Airflow
Straightener Panel
Airflow Straightener
Panel
FWT
FWR
Inlet Side
Backdraft Damper
Inlet Side
Fanwall Cube
Fanwall Cube
Note direction of
damper blades
Step – 4
Step – 4
Step – 5