TM 9-2330-356-14
Figure 6-1. Spring Seal
and Trunnion Cross
Tube Assembly (M967, M969, and M970 except
M970 SN TC-0843, TC-0844, and TC-103 thru TC-178).
(7) Install gasket (4) and cap (3). Secure cover
(3) Position inner bearing cone (16) in spring seat
with six screws and washers.
and press seal assembly (17) into position. Use wooden
block or discarded seal to press seal squarely into place.
(4) Slide spring seat (12) onto trunnion cross tube
Trunnion Cross Tube M967, M969, and
M970 except M970 SN TC-0843 , TC-0844, and TC-
(30). Hold seat level with tube. With a rocking motion,
push seat carefully into position so seat slides over packing
a.
Removal.
retainer (18) and oil seal (19) slips over wiper (20) without
damage. Seat should cover retainer when fully positioned.
this at both ends of trunnion cross tube.
(5) Install outer bearing cone (9) and bearing
adjusting nut (8). Tighten nut to approximately 25 lb.-ft. to
(2) Remove screw (28) washer (27} and
self-locking nut (26) securing trunnion cross tube to
ensure that bearings seat properly. Back off nut until seat
mounting bracket (22) on both ends of tube.
can be rotated by hand but without noticeable lateral
movement.
mounting bracket (22) on one end of trunnion cross tube.
(6) Install keywasher (6) on spindle of tube so pin
Remove four screws (25), washers (24), and nuts (23).
(7) in bearing adjusting nut (8) engages hole in washer. If
Remove mounting bracket (22).
adjustment is not satisfactory, slide washer outward and
(4) Remove trunnion cross tube from opposite
turn nut to engage next hole in washer. Install bearing jam
mounting bracket.
nut (5), tighten, and check bearing adjustment again.
Change 3