TM 5-4320-200-13 & P
Section II.
TROUBLESHOOTING
3-3.
GENERAL.
The table lists the common malfunctions which you may find during
the operation or maintenance of the pump or it’s components.
should perform the test/inspections and corrective actions in the order
listed.
This manual cannot list all malfunctions that may occur, nor all
tests or inspections and corrective actions.
If a malfunction is not
listed or is not corrected by listed corrective actions, notify your
supervisor.
Refer to TM 5-2805-256-14 for engine troubleshooting.
Table 3-1.
OPERATOR TROUBLESHOOTING
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
10
GASOLINE ENGINE DRIVEN PUMP FAILS TO PUMP TO RATED CAPACITY.
Step 1 - Check for low engine speed.
Adjust engine speed.
Step 2 - Check for sufficient fuel.
Adjust fuel control valve.
Step 3 - Check position of Choke Control
Readjust.
Step 4 - Check position of Inlet Air Temperature Control.
Readjust.
Step 5 - Check that pump is located close to source of supply.
Relocate pump.
Step 6 - Check pump for leaks, cracks, or other damage.
Notify maintenance activity.
2.
ELECTRIC MOTOR DRIVEN PUMP.
a.
INTERMITTEN OPERATION
Step 1 - Check for bad connections or power cable.
Notify maintenance activity.
Step 2 - Suction line clogged.
Clean
3-2
