TM 55-1520-240-23-10
16-123
REPLACE EAPS BYPASS DOOR ACTUATOR
16-123
INITIAL SETUP
Applicable Configurations:
All
Tools:
Mechanic’s Tool Kit, NSN 5180-00-323-4692
Torque Wrench, 1 to 100 Inch-Pounds
Personnel Required:
Medium Helicopter Repairer
Inspector
Equipment Condition:
Battery Disconnected (Task 1-39)
Electrical Power Off
REMOVE
1.
Remove two screws (11), access cover (13), and
gasket (12) from bypass door (14).
2.
Remove nut (15), bolt (16), and two washers (17)
from rod end of actuator (18).
3.
Remove bypass door (14) from EAPS.
4.
Remove FOD screen (Task 16-115).
5.
Remove six screws (19), six washers (20), shims
(22) (if installed), and front FOD screen (23).
Keep shims (23) with corresponding gusset (21)
for reinstallation.
6.
From inside EAPS remove bolt (25) from actuator
(26).
7.
Separate sheet metal cover (24) from actuator
(26).
8.
Disconnect electrical plug (27) from receptacle
on actuator (26).
9.
Remove actuator from outside of EAPS.
INSTALL
NOTE
Before installing new actuator (26),
adjust rod end length to match old
actuator (26).
10.
Install new actuator (26) in EAPS.
11.
Connect electrical plug (27) to receptacle on
actuator (26).
12.
Slide sheet metal cover (26) and align holes for
mounting bolt (25).
13.
Install bolt (25) and torque to 60 to 70
inch-pounds.
14.
Make sure actuator rod (18) is fully retracted.
15.
Install bypass door (14) and check alignment of
mounting bolt holes. Adjust rod end length if
holes are misaligned.
16.
Install bolt (16), two washers (17), and nut (15)
in rod end of actuator (18). Torque nut (15) to
60 to 70 inch-pounds.
17.
Install gasket (12), access cover (13), and two
screws (11) in bypass door.
18.
Install front FOD screen (23) and attach with six
screws, six washers (19), six washers (20), and
shims (22) (if applicable).
19.
Install FOD screen (Task 16-115).
INSPECT
FOLLOW-ON MAINTENANCE:
None
END OF TASK
16-384
