TM 9-2320-279-34-3
Hydraulic System Maintenance Instructions (Cont)
20-2. HYDRAULIC HAND PUMP REPAIR (M983) (CONT).
a. Disassembly.
(1) Remove two cotter pins (1), pins (2), four
washers (3), and two pivot links (4).
(2) Remove screw (5), pivot pin (6), and pivot
arm (7).
(3)
(4)
Remove bushing (8) from pivot arm (7).
Remove two bushings (9) from pump
body (10).
(5)
(6)
(7)
(8)
(9)
Using valve seat tool, remove valve seat (11) and preformed packing (12) from pump body (10).
Turn pump body (10) over and remove valve poppet (13), preformed packing (14), and
spring (15).
Using seal retainer tool, remove seal retainer (16).
Remove nylon insert (17).
Remove piston rod (18).
20-2
