TM 55-1520-240-23-10
12-13
INSTALL FIRE DETECTION SENSING ELEMENT
(Continued)
12-13
34.
Remove caps from cable (18) and connector
(19) on fuselage. Insert connector (20) through
bracket (9).
35.
Install and lockwire nut (21). Use lockwire
(E231).
36.
Make sure insert (10) is in connectors (19 and
20), white dot (12) first.
37.
Connect cable (18) to connector (19) on fuselage.
Torque cable to 65 inch-pounds.
38.
Connect element (16) to connector (20) at
bracket (9). Torque element to 65 inch-pounds.
39.
Install bushing (6) on cable (18) at clamp (2).
40.
Press cable (18) and bushing (6) into clamp (2).
Bushing shall be centered in clamp.
41.
Lock clamp (2) with fastener (7).
INSPECT
Do not allow element to touch or
chafe on engine or engine cover.
Element can be damaged by chafing.
A damaged element can cause a
false fire indication or an inoperative
fire detection system resulting in
equipment damage and injury to
personnel.
42.
Check elements (1, 8, and 16). Elements shall
not chafe or touch engine (5) or engine cover
(21).
FOLLOW-ON MAINTENANCE:
Close engine access cover (Task 4-50).
Close engine work platform (Task 2-2).
Perform operational check of fire detection system
(TM 55-1520-240-T).
END OF TASK
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