TM-3-1040-279-12-P
GENERATOR SET, SMOKE, MECHANICAL: PULSE JET, M157 W/120 GAL FOG OIL TANK AND W/80 GAL FOG OIL TANK
TECHNICAL MANUAL; OPERATOR’S AND ORGANIZATIONAL MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST AND DEPOT MAINTENANCE REPAIR PARTS
MAY 1987
TM-3-1040-279-12-P - Page 86 of 389
TM 3-1040-279-12&P
4-10 M54 SMOKE GENERATOR.
This task covers replacement of:
a.
b.
c.
d.
e.
f.
Nozzle Assembly (P. 4-22).
g.
Fog Oil Tube Assembly (P. 4-24).
h.
Purge Air Tube Assembly (P. 4-25).
i.
Check Valve (P. 4-26).
Drip Pan Assembly (P. 4-27).
Cable Assembly W12 (P. 4-28).
Pipe plug (P. 4-30).
Sensing Element (P. 4-31).
Element Clamp (P. 4-33).
INITIAL SETUP
Tools
General Safety Instructions
General Mechanic’s Automotive Tool Kit
Fog oil is slippery, cleanup all spills immedi-
SC 5180-90-CL-N26
Socket wrench (BIIL)
ately to prevent injury.
Before performing any maintenance procedure,
Materials
be sure circuit breaker CB1 is in the OFF
Safety Wire (Item 17, App E)
position.
Sealing Compound (Item 12, App E)
Pulse jet engine is hot during operation. Allow
sufficient cooling before handling engine.
a. Nozzle Assembly.
REMOVAL
1.
2.
3.
4.
5.
Disconnect start air hose (3) from nozzle assembly (2).
Loosen clamp nut (4) on nozzle clamp (5).
Lift catch (6) on clamp (5) and remove clamp.
Remove nozzle assembly (2) from engine head (7).
Hold elbow of fuel hose (1) with a wrench and remove nozzle assembly (2) from fuel hose.
4-22
Change 3
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