14-24
Change 4
TM 9-2350-267-20
NCXNF AFES - ENGINE COMPARTMENT FIRE SENSING ELEMENTS: REMOVAL AND INSTALLATION (CONTINUED)
WARNING
Tuun engine T/A panel MAINTenance switch to vertical
position. Make sure locking pin is installed in valve
actuator of engine extinguisher cylinder bottle no. 1
and install locking pin in valve actuator of engine
extinguisher cylinder bottle no. 2.
REMOVAL
NOTE
Note location and routing of installed sensing element
before removal from engine compartment. Install new
sensing element in same location using same routing.
A Remove powerpack (p 3-1).
B
Disconnect connector of sensing element (1) from straight coupling (2).
Cap straight coupling.
C Disconnect connector of sensing element (1) from elbow coupling (3). Cap
elbow coupling.
D To remove sensing element (1) from 22 mounting and clip assemblies (8),
release quarter-turn fasteners (4) and open clip assembly. Remove sensing
element (1) with attached rubber bushings (5).
E
To remove 22 mountings and clip assemblies (3), remove from each: one
screw (6) and one lockwasher (7). Discard lockwashers.
