SECTION 09: PROPELLER SHAFT
DOB 2490-2789 | X3-45 Commuter PA1605 Maintenance Manual (Final Version – Rev.2 April 2016)
9
4.2 REMOVAL
PROCEDURE
FOR
UNIVERSAL JOINT KITS
4.2.1
Remove universal joint kit
1.
For Quick Disconnect Style:
Remove
spring tab bolts and discard, and remove
outboard bearing cap assemblies.
FIGURE 15: SPRING TAB BOLTS REMOVAL
2. Make sure universal joints cross assembly is
not tilted in the yoke. Place bearing cup
spacer onto the base of the arbor press and
under the yoke. If the arbor is larger than the
bearing cup diameter, a smaller diameter
push rod will be needed to avoid damaging
the yoke or bearing.
FIGURE 16: CORRECT POSITIONING
FIGURE 17: INCORRECT POSITIONING
3. Using an arbor press, press down on the
upper bearing cup assembly until the
shoulder of the journal cross makes contact
with the inside of the yoke ear.
CAUTION
DO NOT over press the bearing cup and
journal cross. This can damage the inside of
the yoke ear.
FIGURE 18
4. The bearing cup is not designed to drop out
of the yoke. Move the partially pressed-out
bearing cup from side to side, to "walk" the
bearing cup out of the yoke ear. Remove the
bearing cup from the trunnion.
5. Place the yoke in the press, with the
remaining bearing cup face down. Using a
push rod, press on the end of the journal
cross trunnion. Continue to press down on
the journal cross trunnion until the shoulder
of the journal cross makes contact with the
inside of the yoke ear.
FIGURE 19
4.2.2
Inspect Tube Yoke and Flange Yoke (If
Applicable)
1. Inspect the tube yoke and flange yoke (if
applicable) cross hole surfaces for damage
or raised metal. Raised metal or fretting can
be removed from yoke cross holes with a
fine-toothed file and/or emery cloth.
