TM 10-4610-241-24
TO 40W4-13-42
3-44.1
HIGH PRESSURE PUMP (RO. PUMP) REPAIR (MODELS H-9518-1, H-9518-2, AND
H-9518-3) - continued.
(8)
Place pump assembly (16) on bench or other flat, stable surface.
(9)
Loosen one setscrew (24) and remove coupling half (25) and key (26) from pump shaft.
NOTE
Scribe a line on all components prior to removal to assist in installation.
(10)
Remove four screws (27) and four lockwashers (28) and remove the adapter (29) from the pump (16).
(11)
Remove cam-lock fitting (30) and reducer (31) from the inlet of the pump (16) by turning counterclockwise.
It will be necessary to hold the nipple (17) while turning the components.
(12)
Remove high pressure hose fitting (32) from the outlet of the pump (16) by turning counterclockwise. It will
be necessary to hold the nipple (17) while turning the high pressure hose fitting (32).
(13)
Remove drain line fitting (33) from side of the pump (16) by turning counterclockwise.
(14)
Support pump (16) vertically with shaft end down on bench (support with wood blocks, etc.). Remove two
screws (34), two lockwashers (35), and two flatwashers (36) which secure the plate (37) holding the inlet
connection (38). Remove the plate (37).
NOTE
Be sure to retain split rings because they can fall out during disassembly.
(15)
By twisting and pulling, remove the inlet connector (38) and split ring (39) which are under the inlet
connector plate (37).
(16)
Remove the o-ring (40) from the inlet connector (38).
(17)
Remove four bolts (41) and four lockwashers (42) which hold the outlet connector plate (43).
NOTE
Be sure to retain split rings because they can fall out during disassembly.
3-254.2 Change 1
