1129 / 1906
PROPELLER SHAFT
12
4. Place a solid plug on the upper bearing
assembly and press it through to release the
lower bearing assembly.
5. If the bearing assembly will not pull out by
hand after pressing, tap the base of the lug
near the bearing assembly to dislodge it.
6. To remove the opposite bearing assembly,
turn the yoke over and straighten the cross in
the open cross hole. Then carefully press on
the end of the cross such that the other
bearing assembly moves straight out of the
bearing cross hole.
INSPECTION
1. Check the U. J. cross for defects like Brinelling
and End Galling.
2. Check for excessive looseness across the
ends of the bearing assemblies and
trunnion
this looseness should not exceed 0.15 mm
maximum. If found to be more, replace the U.
J. cross.
3. Check the shaft for damage, bent tubing or
missing balance weights. Make certain there is
no buildup of foreign material on the shaft such
as undercoat or concrete. If any of these are
found then, remove it carefully to avoid
damage to the propeller shaft. If shaft is found
bent, damaged replace it.
4. Check for run out.
5. Check tube for ovality.