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TM 10-4320-343-14
CAUTION
As pump begins to pump, reduce engine speed and reduce discharge valve
opening to prevent hydraulic shock to system when line is filled too fast, causing
hose rupture and fitting failure.
NOTE
When pump picks up prime, a change in engine RPM will be noted.
Depending on pumping conditions, pump may not take suction immediately.
Suction line must be filled with liquid before the pump takes suction. If after a
reasonable time pump fails to take suction, shutdown engine and check suction
line for leaks, then repeat steps a through o.
p.
Adjust manual speed control (5) to meet mission requirements (figure 2-6) and then place mode selector (6, figure
2-7) to 'AUTO'.
q.
Check all control panel gauges for indications of malfunctions. If a malfunction is indicated, shutdown pump
immediately and refer to operator troubleshooting.
r.
Perform 'during' operation PMCS (table 2-2).
2.5.2.2 SHUTDOWN OF REGULATED MODELS. Perform the following procedures to shut down the 350 GPM Pumping
Assembly with regulator.
WARNING
Do not stand within 50 feet of operating equipment without ear protection.
To prevent rolling or sliding, do not work on equipment that is not securely
stabilized. Ensure both wheels of the equipment are secure.
Failure to obey this warning may result in serious personnel injury.
CAUTION
Do not shut engine down suddenly from full speed unless an emergency exists.
Allow engine to stabilize at idle before shutdown.
a.
Place pressure controller mode selector switch (6, figure 2-7) to "MANUAL"
b.
Place pressure controller manual speed control (5) to "IDLE" position and idle for two minutes.
c.
Close discharge valve (3) and suction valve (2).
d.
Push in EMERGENCY STOP switch (7).
e.
Perform "after" operation PMCS (table 2-2).
2-28 Change 1
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