Propeller Shaft Needle Bearing - TOHATSU NB-1000 Service Manual

SECTION 6
lnstaIIation
3
1. lnsert shaft (1) through needle bearing housing in gearcase.
2. Coat the new needle bearing with genuine gear oil. Slide
3
bearing onto shaft from propeIIer shaft side of gearcase so
bearing stamped surface (2) faces propeller shaft side.
Stamped surface of needle bearing must face
propeller shaft side of gearcase or bearing could
be damaged during installation.
3. Attach retainer (3) from propeller shaft side of gearcase to
3
specified shaft groove (4). Make sure retainer is fully seated
in groove with raised surface facing bearing.
4. Slide guide (5) onto shaft from water pump side of gearcase.
3
Make sure guide is seated in bearing.
5. Install stopper (6), plate/flange (7), washer (8), and nut (9)
3
onto shaft from water pump side of gearcase.
6. Hold end of threaded shaft with wrench and tighten nut (9)
3
until stopper (6) contacts plate/flange (7).
7. Remove tools and verify needle bearing is fully seated in housing.

Propeller Shaft Needle Bearing

4
Removal
1. Remove oil seal from propeller shaft housing.
2. Remove roller bearing from propeller shaft housing by heating
the housing with hot water.
3. Place shaft (1) through needle bearing.
4. Attach retainer A (2) to shaft groove (3) with raised surface of
retainer facing bearing.
5. Slide guide B (4) and flange B (5) onto shaft and secure with
washer (6) and nut (7).
6. Tighten nut (7) until needle bearing releases from housing.
6-38
CAUTION
3
4
T1440
1-/ 2-Cylinder