TM 9-4120-378-14
4.22 FRESH AIR DAMPER AND ACTUATOR. - Continued
Location/Item
Action
Remarks
Removal
e.
Lift fresh air ventilation damper assembly (8)
- Continued
from fresh air duct.
f.
Remove the damper cover (9) from the upper
damper arm (10).
Remove the top and bottom damper bearings
g.
(11) from the upper damper arm (10) and the
lower damper arm (12).
ventilation
Control
Actuator
Rernoval
a.
Loosen post screw (1) on mechanical post (2).
b.
Disconnect push-pull control cable wire (3) from
mechanical post (2).
c.
Remove nut (4), screw (5), and two spring wash-
ers (6) from center hole of actuator (7) and hous-
ing.
I
I
d.
Remove ventilation control actuator (7).
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