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 30 of 389
TM 3-1040-279-12&P
2-7 SPECIAL INSTRUCTIONS. (cont)
Class II.
Leakage of fluid great enough to form drops, but not enough to cause drops to drip from
item being inspected.
Class Ill.
Leakage great enough to form drops that fall from the item being inspected.
b. Perform Before PMCS if:
(1)
You are the assigned operator and have not operated the equipment since the last mission.
(2)
You are operating the equipment for the first time.
c. Mission Capability.
The M157 Smoke Generator Set will be considered mission capable if at least
one M54 Smoke Generator can produce smoke obscurant in the static or mobile mode of operation.
Table 2-1. Operator Preventive Maintenance Checks and Services
Item
No.
Interval
1
2
3
BEFORE
Location
Item to Check/
Service
On-Board
Spares and
Tools
BEFORE,
Fire
AFTER
Extinguisher
BEFORE,
AFTER
Fuel Cans
Procedure
Check for missing on-board
spares and tools (App C).
Replace missing spares or
tools.
Check both fire extinguishers
for availability, a full charge,
and unbroken seals.
CAUTION
If new fuel can lid assemblies
are secured to the new plastic
fuel cans, leave attached. This
will prevent damage to the
plastic threads.
If fuel cans have to be
removed from the vehicle,
remove hose lines at the lid
assembly flare fitting ends
only. Tape over hose flare
fittings.
a.
Check that all hoses (1)
(supply, return, and vent)
are connected and tight to
flare fittings (2) of both fuel
can lid assemblies (3).
Check that fuel can lid
assemblies are connected
to fuel cans.
Not Fully
Mission
Capable lf:
Spares or tools not available.
(Only two spare indicator
lamps per box need be
available.)
Fire extinguisher is missing,
pressure gage indicates in
discharge area, or seal is
broken.
Class II or III fuel leaks are
found.
2-6
Change 4
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