Spicer Single Drive Axles Service Manual: Single Reduction & Single Reduction with Differential Lock - Manual (Page 39)

36
Wheel Differential Lock
Ser
vice Procedure
Wheel Differential Locking Axles
Comparison Information on Spicer Wheel Differential
Locking Axles
This section covers Spicer “Wheel Differential Locking” axles.
The basic concept of Dana’s Wheel Differential Locking axles
are the same, but the designs vary model to model. When
servicing your Diff Lock axle, pay close attention to all
NOTES, TIPS and WARNING signs that will assist you while
you work on your axle. The Diff Lock axles listed below are
grouped together by design type. In this section they will be
referred to as Type 1, or Type 2.
Type 1
Type 1 Style Diff Lock Axles Feature:
• A sliding curvic clutch
• A fixed curvic clutch
• The Flange Half Diff Case is externally splined
• Uses double spline or extended spline axle shaft (11"
spline length) on Flange Half Side of axle
• Uses standard spline axle shaft (4" spline length) on
plain half side of axle
• The Diff Lock selector switch is located on the car-
rier/ cap assembly
Type 2
Type 2 Style Diff Lock Axles Feature:
• A sliding curvic clutch
• A fixed curvic clutch
• The Plain Half Diff Case is externally splined
• Uses extended spline axle shaft (11" spline length)
on plain half side of axle
• Uses standard spline axle shaft (4" spline length) on
flange half side of axle
• The Diff Lock selector switch is located on the Diff
Lock shift cylinder
1 - Case bolt 8 - Switch
2 - Cover 9 - Differential carrier
3 - Cylinder seal 10 - Switch actuator
4 - O-ring 11 - Compression spring
5 - Piston 12 - Fixed cirvic clutch
6 - Push rod 13 - Sliding cervic clutch
7 - Gasket 14 - Shift fork
10
11
12
13
1
2 3
4 5
6
7
8
9
14
1 - Fixed clutch 4 - Piston driver
2 - Sliding clutch 5 - Gasket
3 - Pushrod 6 - Switch
1
2
3
4
5
6