- As spare parts, the JC5 gearbox input shaft oil seal is supplied mounted on the clutch release bearing guide sleeve. When replacing the oil seal, it is not necessary to separate the gearbox housing from the clutch housing.
- To replace the oil seal, you must use the following special tools:
- elastic pin remover Emb. 880;
- device for installing the clutch release bearing guide sleeve Emb. 1163.
- Remove the bearing and clutch release fork.
- Remove the two bolts securing the clutch release bearing expansion sleeve (pic. 6.30).
Pic. 6.30. Location of the clutch release bearing guide bushing bolts
- Install the Emb. 1163 onto the guide sleeve and tighten it.
- Screw in the Emb puller. 880 into the fixture glass and remove the clutch release bearing guide sleeve (pic. 6.31).
Pic. 6.31. Using the Emb. 880 and accessories Emb. 1163 for removing the clutch release bearing guide sleeve
- Using two screwdrivers, remove the spruce from the clutch housing, being careful not to damage the surface of the housing hole.
Installation
- Install the clutch release bearing guide sleeve and oil seal with protective cap into the Emb tool. 1163.
- Make sure the bushing guide plate is straight on the tool and tighten it lightly.
- Install two Emb studs. 1163 in place of two bolts securing the guide sleeve of the clutch release bearing.
- Lubricate the outer part of the oil seal and the seat on the input shaft with transmission oil.
- To prevent damage to the working edges of the oil seal, wrap adhesive tape around the splines of the gearbox input shaft.
- Reinstall the oil seal, making sure that the tool is perpendicular to the crankcase surface.
- Remove the protective cap and fixture.
- Make sure. that the guide bushing plate is correctly positioned in relation to the crankcase, and that there is no contact between the guide bushing and the input shaft.
- Screw in the two bolts securing the guide bushing and tighten them to a torque of 24 Nm
Note. On the supplied guide bushing, the oil seal is moved forward for subsequent installation on the input shaft.