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TM 10-4320-316-14
4-26. PUMP ASSEMBLY REPAIR AND REPLACEMENT.
This Task Covers:
a. Removal
b. Cleaning
c. Inspection
d. Repair
e. Installation
Initial Setup:
Tools Required
Tool Kit, General Mechanic's (Appendix B, item 1)
Material's Required
Detergent, General Purpose (Appendix E, Item 10)
Cloth, Lint-Free (Appendix E, Item 1)
Brush, Medium Bristle (Appendix E, Item 2)
Silicone Compound (Appendix E, Item 4)
Packing, (Refer to TM 10-4320-316-24P)
Lock Washer (Refer to TM 10-4320-316-24P)
Lock Washers (Refer to TM 10-4320-316-24P)
Equipment Condition
DED pump assembly shut down and cool.
Outlet enclosure assembly tilted open (see paragraph 4-23).
a.
Removal. (Refer to Figure 4-17).
(1) Remove two shoulder bolts (1), cover plate (2), and packing (3). Discard packing.
(2) Remove nut (4), setscrew (5), and plastic washer (6).
(3) Remove peeler (7) from pump.
(4) Remove screw (8), lock washer (9), and washer (10). Discard lock washer.
NOTE
It may be necessary to use a small wood block and the rubber mallet to tap the impeller
vanes so impeller breaks loose.
(5) Remove impeller (11)
(6) Remove three screws (12), and wear plate (13).
(7) Tap out adapter shaft (14), two keys (15), and O-ring (16).
(8) Remove shim stock (17).
(9) Remove three screws (18), three lock washers (19), and pump body (20) from engine. Discard lock washers.
(10) Remove plug (21) from pump body (20).
(11) Remove two studs (22) from pump body (20).
4-54
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