TM-9-2320-279-34-2
M977 SERIES, 8x8 HEAVY EXPANDED MOBILITY TACTICAL TRUCKS (HEMTT)
TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS DIRECT SUPPORT AND GENERAL SUPPORT, VOLUME 2 OF 3
TM-9-2320-279-34-2 - Page 97 of 632
TM 9-2320-279-34-2
Axles No. 3 and No. 4 Maintenance Instructions (Cont)
TA357095
(45) Install bearing cage (29) on pinion (36).
(46) Lubricate and press outer bearing cone (34)on pinion (36).
(47)
Install yoke (37) and locknut (38) on pinion (36). Tighten locknut to 840 to 1020 lb-ft (1 139 to
1383 N·m).
(48) Measure pinion bearing preload with yoke (37) in vise. Wrap soft wire around bearing cage (29)
twice and fasten one end of wire in bearing cage screw hole. Fasten other end of wire to spring
scale.
(49) Pull on spring scale until bearing cage (29) begins to turn. Check that spring scale reads 5 to
12 lbs (2.25 to 5.5 kg).
(50) Remove locknut (38) and yoke (37). If reading is correct, go to step (61). If reading is too low, go
to step (56). If reading is too high, continue with step (51).
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