User's Manual

4 — MAINTENANCE
4-5
18. Lubricate a Dexter axle according to the following procedure:
a. Remove the rubber plug to expose the grease fitting.
b. Grease the bearings with an NLGI Grade 2 polyurea type, lithium-based,
high-temperature, wheel bearing grease (minimum 440°F dropping point).
Rotate the hub while applying grease.
c. Continue to apply fresh grease until all the old grease is purged. When new
grease starts to flow from the front bearing, remove the grease gun. Remove
the excess grease and reinstall the rubber plug.
INNER
BEARING
OUTER
BEARING
GREASE
FLOW
RUBBER
PLUG
METAL
END CAP
GREASE
FITTING
Figure 4-4. Lubrication of Dexter Axles
19. When installing the hub of a Dexter axle or if a wheel bearing adjustment is
necessary, use the following instructions:
a. Install the inner bearing, wheel, outer bearing, washer, and spindle nut.
While rotating the hub, tighten the spindle nut to 50 lb-ft.
b. Hold the hub stationary and loosen the spindle nut. Finger tighten the
spindle nut, then back off the nut to align the cotter key hole. The wheel hub
should be free to spin without binding or excess free play.
c. Install the locking tang and end cap.
d. Lubricate the bearings according to the instructions in step 6.