Bearing 4 R/R
Special Tools
- P 27 a Assembly plate for removing and installing Bearing 4
- P 73 Installer for oil seal at Bearing 4
Removal
| - 1. Remove timing gear cover (45 En).
- 2. Deform old oil seal by striking it with hammer and punch through
recess slot in seal seat.
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| - 3. Pry old oil seal out with a screwdriver or similar tool.
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| - 4. Withdraw oil deflector.
- 5. Remove bearing set screw.
- 6. Remove burr. if any. from recess in oil seal seat.
- 7. Heat timing gear cover to approx. 60 deg C (140 deg F) and remove Bearing
4 using punch P 27a of the assembly plate set.
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Installation
| - 1. Inspect timing gear cover for absence of damage.
- 2. Inspect Bearing 4 seating bore in timing gear cover.
- 3. Turn set screw of Bearing 4 until the tip of the screw projects
approx. 1 mm into the bearing seating bore in timing gear cover.
- 4. Heat timing gear cover to approx. 160 deg C (320 deg F) and install
Bearing 4 using special tool P 27a.
- 5. Tighten the bearing set screw; make sure that the screw is not
too long, such as to exert pressure upon the bearing.
- 6. Insert oil deflector.
- 7. Install oil seal using P 73 installer.
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Note:
When installing Bearing 4, proceed quickly since the bearing insert
will begin to expand immediately upon contact with the hot timing gear
cover and may, possibly. bind in the process.
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