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TM 10-4930-369-13&P
WARNING
Pump weighs 90 pounds and is awkward to remove and install. Two personnel must be used
when removing and installing the pump. Failure to comply may result in injury to personnel.
8.
With an assistant supporting the pump (Figure 10, Item 2), align the pump on mounting plate (Figure 10, Item
3) and align the lange unions (Figure 10, Item 1).
9. Install lat washers, new lock washers and mounting bolts (Figure 10, Item 4). Hand tighten.
10. Ensure holes align in both langes (Figure 10, Item 1). If misaligned, tighten discharge pipe assembly (Figure
10, Item 5) until holes align.
CAUTION
Mating langes must be aligned to each other before tightening. Tightening misaligned langes
can cause leakage or lange failure. Do not try to align langes by tightening bolts. Failure to
comply will result in leaks or equipment damage.
11. Slide the new gasket (Figure 11, Item 2), between the langes (Figure 11, Item 1) and center the gasket.
Figure 11. Flange Union Gasket.
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