TM 55-1520-240-23-10
13-6
ASSEMBLE HEATER (AVIM)
(Continued)
13-6
Damage to holder and feed assembly
can result if fuel tube turns when
washer and nut are installed.
24.
Hold square fitting (36) under jacket (24) firmly.
Install washer (37) and nut (38). Do not allow
tube (39) to turn.
25.
Install seal plug (40) and gasket (41).
Fire can result if plugs are not torqued
and lockwired.
26.
Torque seal plug (40) to 335 inch-pounds.
27.
Install five pipe plugs (42).
28.
Torque each pipe plug (42) to 150 inch-pounds.
29.
Lockwire five pipe plugs (42) and seal plug (40).
Use lockwire (E227).
30.
Install elbow (43) in nut (38).
31.
Install pipe plug (44) in bottom of heater (45).
13-33