TM 5-3810-306-34
e. If caps (34) do not fit correctly, recheck
alignment marks. Remove caps (34) and
repeat steps c and d.
f. Install two capscrews (36) and washers
(35) for each cap (34). Tighten capscrews
(36) four to six turns then tighten
capscrews (36) to 270-350 ft-lbs (360-465
Nm).
13. ADJUST BEARING PRELOAD.
NOTE
The preload of the differential bearing
is 15 to 35 in-lbs (17.3 to 40.3 kgcm)
The expansion between
CAUTION
bearing cups is 0.006 to 0.013 in.
(0.15 to 0.33 mm).
When turning retaining rings (1)
always use a tool that engages two or
a. Attach dial indicator on mounting flange of
more opposite notches in ring. A "T"
housing (31).
bar wrench can be used. If tool does
not correctly fit into notches, damage
b. Adjust dial indicator so that plunger or
to lugs could occur.
pointer is against back surface of bevel
gear.
c. Loosen adjusting ring (1) opposite bevel
gear (12) such that a small amount of end
play shows on dial indicator.
CAUTION
Pry bars must not touch bearings (3).
d. Move differential and bevel gear (12) to
left and right with pry bars while reading
dial indicator. Insert pry bars between
retaining rings and housing ends.
e. Insert pry bars at locations other than
those noted in step d and move differential
and bevel gear (12) left and right.
f. Tighten same adjusting ring (1) (loosened
in step c) until no end play shows on dial
indicator.
8-34
