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3.1.11. Cam-shaft and cases of a cam-shaft

Removal

PERFORMANCE ORDER
1. The camshaft can be removed only after removal of the case of the camshaft from the engine. As the case of the camshaft is attached by bolts of fastening of a head of the block of cylinders, it is necessary to remove a head of the block of cylinders.
2. After removal of the case of the camshaft unscrew a fastening bolt from the block and remove the block from a case end face.
3. Unscrew bolts and remove a face cover from the left forward end of the case.
4. Measure a camshaft side play. Unscrew two bolts and remove a persistent plate of the camshaft.
5. Take the camshaft from the left end face of the case of the camshaft.

Check

PERFORMANCE ORDER
1. Check a condition of bearings in the camshaft case. Check that openings for supply of oil to the camshaft were not hammered.
2. Check necks and cams of the camshaft for wear.
3. Check a persistent plate of the camshaft for existence of wear and flutes and, if necessary, replace it.

Installation

PERFORMANCE ORDER
1. Remove an old sealing ring of the camshaft and case of the camshaft. Establish a new sealing ring by working edges inside so that the face surface of a sealing ring was flush with the face surface of the case of the camshaft.
2. Grease the camshaft, bearings of the case of the camshaft and working edges of an oil sealing ring with fresh engine oil.
3. Being careful, install the camshaft in the camshaft case.
4. Establish a persistent plate of the camshaft and fix it by bolts. Check an axial side play of the camshaft.
5. Establish a new sealing ring of round section in a groove of a face cover. Establish a cover to the case of the camshaft and fix by bolts.
6. Further installation is made in the sequence, the return to removal.