DRAFT
TM 5-4210-249-13&P-1
FIELD LEVEL MAINTENANCE
WATER PUMP ENGINE PRESSURE GOVERNOR CONTROLS DO NOT MAINTAIN SYSTEM PRESSURE
WHEN DISCHARGE VALVE IS BEING OPENED OR CLOSED
INITIAL SETUP:
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Tools and Special Tools
Equipment Conditions
Tool Kit, General Mechanic's: Automotive
Engine OFF (TM 9-2320-347-10)
(WP 0622, Item 27)
Wheels chocked (TM 9-2320-347-10)
References
WP 0193
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MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
WATER PUMP ENGINE PRESSURE GOVERNOR CONTROLS DO NOT MAINTAIN SYSTEM PRESSURE
WHEN DISCHARGE VALVE IS BEING OPENED OR CLOSED
Step 1.
Start water pump engine (WP 0022). Operate pump operator's panel pressure
governor and bring system to operating conditions (WP 0024). While observing system
discharge pressure, open and close discharge valves (WP 0004).
If system does not maintain discharge pressure, adjust pressure governor
values (WP 0193).
Step 2.
Return system to idle (WP 0024). Operate personnel cab pressure governor and bring
system to operating conditions (WP 0024). While observing system discharge
pressure, open and close discharge valves (WP 0004).
a.
If system maintains discharge pressure, discharge valves are being
operated too fast by operators.
b.
If system does not maintain discharge pressure, adjust pressure
governor values (WP 0193).
END OF TASK
FOLLOW-ON MAINTENANCE
Remove wheel chocks (TM 9-2320-347-10)
END OF TASK
END OF WORK PACKAGE
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