TM 9-2320-279-34-3
Hydraulic System Maintenance Instructions (Cont)
20-2. HYDRAULIC HAND PUMP REPAIR (M983) (CONT).
(4) Install piston rod (4) in pump body (16).
(5) Install nylon insert (17) in seal retainer (18).
(6) Using seal retainer tool, install seal retainer (18).
Tighten seal retainer to 79 to 83 lb-ft (107 to
1 1 3
(7) Install spring (19), preformed packing (20), and
valve poppet (21).
(8) Install preformed packing (22) and valve seat (23).
Using valve seat tool, tighten valve seat to 90 to
100 lb-in. (10 to 11 N m).
(9) Install two bushings (24) in pump
body (16).
(10) Install bushing (25) in pivot arm (26).
(11) Install pivot arm (26), pivot pin (27), and
screw (28).
(12) Install two pivot links (29), four
washers (30), two pins (31), and cotter
pins (32).
d. Follow-on Maintenance. None.
END OF TASK
20-4
