TM 10-4320-303-13
2.3.4 Lead Pumping Station Assembly . (Continued)
c. Remove plastic cap from discharge port (Figure 2-15, 1) on 600 gpm pumping assembly, reference
applicable technical manual for discharge port location on 600 gpm pumping assemblies not shown.
If plastic cap has not been removed, remove it and retain for use later.
CAUTION
To prevent damage to pump, make sure arrow on check valve points away from
pump.
d. Install 6 inch check valve (3) on discharge port (1) with grooved-end pipe quick disconnect coupling
clamp (2) (para 2.3.3.2). Install check valve (3) with arrow pointing away from pumping assembly
(1).
e. Install 6 inch x 20 foot discharge hose assembly (5) on end of check valve (3) with grooved-end pipe
quick disconnect coupling clamp (4) (para 2.3.3.2).
f. Install 6 inch butterfly valve (7) on end of 6 inch x 20 foot discharge hose assembly (5) with grooved-
end pipe quick disconnect coupling clamp (6) (para 2.3.3.2).
Figure 2-16. Pressure Relief Valve Installation.
WARNING
Personal injury may result from high pressure water if pressure relieve valve faces
butterfly valve. Ensure pressure relief valve is installed as shown in figure 2-16 to
avoid personal injury.
g. Install 6 inch pressure relief valve (Figure 2-15, 9) on end of butterfly valve (7), as shown in figure 2-
16 with grooved-end pipe quick disconnect coupling clamp (8) (para 2.3.3.2).
h. Set butterfly valves attached to suction port (Figure 2-14, 2) and discharge hose assembly (Figure 2-
15, 7) to fully open position.
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