TM 55-1520-240-23-10
12-13
INSTALL FIRE DETECTION SENSING ELEMENT
(Continued)
12-13
4.
Insert end of element (1) through bracket (3).
Install and lockwire nut (4). Use lockwire (E231).
5.
Repeat step 4 for bracket (3) on other side of
engine (5).
6.
Install 12 bushings (6) on element (1), one at
each clamp (2) location. Slits in bushings shall
be toward outside of bends in element.
7.
Press element (1) and bushing (6) into clamp
(2) at 12 locations. Bushings shall be centered
in clamps.
8.
Lock each clamp (2) with fasteners (7).
INSTALL RIGHT SECTION
NOTE
Right section of element is inboard
on No. 1 engine, outboard on No. 2
engine.
9.
Remove caps from elements (8).
10.
Bend element (8) as shown. Element must follow
locations of six clamps (2) and two brackets (3
and 9). Follow guidelines in step 3 when bending
element.
11.
Make sure insert (10) is in connector (11), white
dot (12) first.
12.
Connect element (8) to connector (11) at bracket
(3).
13.
Install six bushings (6) on element (8), one at
each clamp (2) location. Slits in bushings shall
be toward outside of bends in element.
14.
Press element (8) and bushing (6) into clamp
(2) at six locations. Bushings shall be centered
in clamps.
15.
Lock each clamp (2) with fastener (7).
16.
Torque end of element (8) to 65 inch-pounds.
12-39
