Ford f-650 2013 Owner's Manual page 178

Towing Vehicles Equipped with a Driver-controlled Differential Lock
Note: If the vehicle must be towed to a service facility with the drive
axle wheels on the ground, it is necessary to remove the axle shafts
before the vehicle is towed.
C
B
A
J
I H
Removing Axle Shafts before Towing
1. Shift the main differential to the unlocked (disengaged) position; the
differential lock light turns off.
2. Remove the capscrews and washers or stud nuts and washers from
flanges of both axle shafts.
3. Loosen the tapered dowels in the flanges of both axle shafts by
holding a 1 ⁄ inch diameter brass drift or hammer against the axle
1
2
shaft center and hitting it with a five or six pound hammer. Note: Do
not use a chisel or wedge to loosen the axle shafts and dowels. Use
of a chisel or wedge can damage the hub, axle shafts and oil seals.
4. Remove the tapered dowels and both axle shafts from the axle
assembly.
5. Assemble a cover over openings of both wheel ends to prevent loss of
lubricant and keep dirt away from the wheel bearing cavities.
2013 F-650/750 (f67)
Owners Guide gf, 1st Printing, October 2012
USA (fus)
Towing
A. Side gear
B. Differential (plain) case half
C. Shift collar in the locked position
D. Actuator assembly and shift fork
D
E. Axle shaft
F. Interference between the shift
E
collar and housing
G. Shift collar in the unlocked
position
H. Outer splines: axle shaft to collar
I. Shift collar and differential case
splines
F
J. Inner splines: axle shaft to side
gear
G
177