Spicer Drive Axle Wheel Differential Lock User Manual
Spicer® Drive Axles
Driver Instructions
AXDR0130
January 2009
Table of Contents
Warnings & Cautions
Operation ...............................................................................................3
Disengaged Position ........................................................................3
Engaged Position..............................................................................4
Control Systems for Wheel Differential Lock .........................................5
Direct Interlock System ...................................................................5
Transmission Low-Range Interlock System .....................................6
Operating Instructions ...........................................................................7
Engage (Lock) .................................................................................7
Disengage (Unlock) ..........................................................................7
Important To Remember .......................................................................8
Warnings & Cautions
Warnings
WARNING
Do NOT use the wheel differential lock when traveling downhill.
WARNING
Do NOT use the wheel differential lock at speeds over 25 MPH.
40
30
20
10
0
50
60
70
80
MPH
1
Warnings & Cautions
WARNING
When the wheel differential lock is engaged, be sure to allow for a larger turning radius and greater steering effort.
ACTUAL
PATH
DESIRED
PATH
WARNING
Engage the wheel differential lock ONLY when the vehicle is stationary or
moving without wheel differentiation (spinout).
2
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