TM 5-2420-230-24-1
Spicer Speciality Axle Division - Technical Publications
ASSEMBLY OF DRIVE HEAD
Note :-
Unless otherwise specified, all bearings must be lightly oiled before setting and rotated
whilst being set.
TOOLING REQUIRED
1)
Spring balance to read in excess of12 lbs.
2)
2 off magnetic dial indicators.
3)
Engineers marking compound.
4)
Loctite no.601 sealing compound.
5)
Loctite no.641 bearing lock.
6)
Oil seal bumper tool (tool no. E477 is available if required).
7)
Torque wrench and socket set (A/F sizes).
8)
Loctite no.515 liquid gasket.
SECTION 7
DIFFERENTIAL LOCK ASSEMBLY
7.1
Assemble diff. lock fork (41) into groove in clutch dog (42) and place onto plate positioned inside axle
casing (25).
7.2
If diff. lock bush (27) has been disturbed, it should be loctited in position as follows :-
Ensure that mating surfaces of bush and casing are clean and free from grease.
Apply a bead of Loctite No 601 sealing compound to leading outer edge of bush and to leading edge
of bore in casing.
Press bush fully home and allow 30 mins. for Loctite to cure.
7.3
Fit a new bush 'O' ring (26) into position in diff. lock bush (27).
7.4
Hold diff. lock fork / clutch dog assembly in line with bush bore (27) and feed operating lever (22) fully
into position in axle casing, passing through diff. lock fork (41) and into boss on other side of axle
casing.
7.5
Align roll pin holes in fork (41) and operating lever (22) and secure with roll pins (44).
7.6
Feed diff. lock side drive shaft into axle arm until it just locates in clutch dog splines (42).
Manual No. 1785 Issue A
Page No.C8
Spicer Speciality Axle Division
J-72
