Machinery World Tetra Centri A 614HGV-14C, Service & Maintenance

Page: 162 / 278

4
.11 H orizontal driving device
4 D ism antling/Assem bly
19. Remove the ball bearing. Position the smaller
sleeve against the inner race of the ball
bearing. Put a piece of paper or cloth inside
the tube in order to avoid damage on the
shaft.
4.11.2 Assembly
Clean and oil the bearing seat on the worm wheel
shaft.
1
.
Mpunt the ball bearing in cold condition by
using the tools. Use the larger sleeve which
acts against the inner race of the ball bearing.
This procedure is recommended by the
supplier.
Do not heat this ball bearing in oil!
2
.
Fit a new seal ring (3.2) inside the bearing
housing. Use soap water to facilitate
mounting.
3. Screw the round nut onto the shaft (compare
18 on previous page).
Clean the bearing seat in the frame. Apply
some oil on the outer race of the ball bearing
and carefully force the worm wheel shaft into
position. Use the sleeve which acts against
the outer race of the ball bearing. Use a tin
hammer.
NOTE
Take caution not to damage the rubber
mantled seal ring (3.2) inside the bearing
housing when forcing the shaft into position.
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