Toro Groundmaster 31900, Руководство по обслуживанию

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Servicing the PTO Shaft Cross and Bearing
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Figure 121
1. End yoke 4. Shaft yoke
2. Cross and bearing kit 5. Grease fitting
3. Snap ring (4 each)
1. Remove the PTO shaft from the machine; refer to Removing and Installing
the PTO Shaft (page 7–19) .
2. Remove the snap rings that secure the bearings in the yokes.
IMPORTANT
Support the yokes when removing and installing the bearings to
prevent damage.
3. Use a press to remove the cross and bearings from the yokes. Clean the
PTO shaft yokes.
4. Install new cross and bearings as follows:
A. Apply a thick layer of grease to the bearing bores in the end yoke and
shaft yoke.
B. Press 1 bearing partially into the yoke.
C. Insert the cross into the yoke and bearing.
D. Hold the cross in alignment and press the bearing in until it hits the yoke.
E. Install the snap ring into the yoke groove to secure installed bearing.
F. Place second bearing into the yoke bore and onto the cross shaft. Press
the bearing into the yoke and secure with the snap ring.
G. Repeat the procedure for the other yoke.
H. Apply grease to the cross until it comes out of all the 4 bearing cups.
5. Ensure that the assembled joint moves without any binding. Lightly rap the
yoke lugs with a soft-faced hammer to remove slight binding. If binding
continues, disassemble the joint to identify the source of binding.
6. Install the PTO shaft to the machine; refer to Removing and Installing the
PTO Shaft (page 7–19) .
Chassis: Service and Repairs Page 7–20 Groundsmaster ® 3200, 3300 and 3310
19240SL Rev A