TM 5-4320-302-14
4-35.
ENGINE SHUTDOWN VALVE (CONT)
Location/Item
Action
Remarks
CAUTION
Prime the centrifugal pump as soon as possible after engine starts. Rotation of
impeller without water in volute will damage pump components.
11.
Engine shut-
Test engine shutdown capability and fuel flow
down valve
when engine shutdown valve is normally open
and closed. Try to start engine without pushing
in reset button. Engine should not start. Do not
crank engine for more than 30 seconds. This
procedure will test the valve's shutdown (closed)
capability. Start engine with reset button pushed
in. If engine starts and oil pressure reaches at
least 25 psi (172 kPa), release button. Engine
should continue to run. Some adjustment of the
valve may be necessary. Follow procedure out-
lined in step 6 above.
12.
Engine
Start engine. If engine still runs rough after 5
minutes, try further adjustment of engine shut-
down valve. If engine continues to malfunction,
refer to troubleshooting guide.
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