TM 9-2320-365-20-4
19-3. AIR/HYDRAULIC POWER UNIT AND BRACKET REPLACEMENT/REPAIR (CONT)
WARNING
Use care when removing screws. Pump is
under spring tension. Failure to comply
may result in injury to personnel.
(19) Remove four screws (32), cover (33), air cylinder (34),
and spring (35) from pump (21).
(20) Remove guide (36), bumper (37), and washer (38) from
spring (35).
(21) Remove screw (39), spring (40), and preformed packing
(41) from cover (33). Discard preformed packing.
(22) Remove piston (42) from air cylinder (34).
(23) Remove two preformed packings (43) from piston (42).
Discard preformed packings.
(24) Remove three screws (44), lockwashers (45), piston end
plate (46), spring (47), and gasket (48) from piston (42).
Discard lockwashers and gasket.
(25) Remove retainer (49) and piston poppet (50) from piston
end plate (46).
(26) Remove preformed packing (51) from piston poppet (50).
Discard preformed packing.
19-8.2
Change 1
