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TM 10-4320-347-13&P
d. Inspection.
(1) Inspect all metal parts for cracks, corrosion, or broken fittings.
(2) Examine pump seals and packings for cracks or damage.
e. Repair. Repair is limited to replacement of defective parts.
f. Assembly. (Refer to Figure 5-2).
NOTE
Apply anti-seize tape to all male pipe threads before installation.
(1) Install drain cock (9) onto pump (4).
(2) Install pipe nipple (8), coupling half (7), gasket (6), and dust plug (5) onto pump (4).
(3) Install coupling half (3), gasket (2), and dust cap (1) onto pump (4).
g. Replacement. (Refer to Figure 5-1).
(1) Install slinger (14) onto shaft of motor (11).
CAUTION
Improper installation of seal will damage pump. Be sure ceramic portion of seal is
installed facing pump.
(2) Moisten the outside diameter of the new non-rotating portion of seal (9) with water and
press firmly into place using thumb pressure.
(3) Install two lock washers (13), two bolts (12), and pump side housing (3) (with drain slot on
pump side housing pointing down) onto motor (11). Install bolts into top two holes of pump
side housing and motor. Bottom two holes are used to mount motor to frame.
(4) Install rotating element of seal (10) with large collar end facing motor (11).
(5) Install shim (8) and shim (7) on shaft of motor (11).
(6) Screw impeller (6) onto shaft of motor (11) by striking along the periphery in clockwise
direction.
(7) Install preformed packing (5) onto pump side housing (3).
(8) Install pump case (4), four lock washers (2), and four bolts (1) onto pump side housing (3).
(9) Install pump and motor assembly onto frame (see paragraph 4.8.).
5-5
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