TM 5-3825-229-14&P
2-20. PUMPING FROM OUTSIDE SOURCE TO DISCHARGE HOSE (cont)
f.
Remove protective cap from suction line on trailer and connect free end of suction hose to suction line.
g.
Place foot valve assembly in water. The foot valve must be at least 18 inches under water and 2 feet from the
water's edge.
Connecting Suction Hose to Semitrailer
NOTE
If the water tank is empty, or if the pump is being used for the first time (either new or
after a repair), the pump must be manually primed as described in the following step. If
the water tank or pump contains water from a previous pumping operation, the pump will
be self-priming and the next step can be omitted.
h.
To prime the pump, remove plug from pump priming port on top of pump and pour water into this opening until
pump chamber is full. Install plug.
i.
Using the Valve Operation Plate as a guide, open or close the valves as necessary for "Pump from Outside to
Discharge Hose."
Priming Port on Pump
2-34