Removing
1. Remove the camshaft. See section «camshaft».
2. Remove the valve lifters. See section «camshaft».
3. Turn the crankshaft until the piston of the cylinder on which the oil seal is to be removed is at TDC. This will prevent the valve from falling into the cylinder.
Attention: When turning the crankshaft, do not pinch the timing chain with the front cover.
4. Take out the crackers.
Compress the valve spring with tool, attachment and adapter (special tool: KV10116200) (A). Remove the crackers with a finger magnet (IN) (see fig.).
Attention: When carrying out work, do not damage the holes for the valve lifters.
5. Remove the valve spring cup, valve spring and valve spring seat.
6. Remove the valve gland with a puller (special tool: KV10107902) (A).
Installation
1. Apply engine oil to the new valve seal and lip.
2. Press in the valve gland with a drift (special tool: KV10115600) (A) up to height «H», as it shown on the picture.
Height «H»: 13.2-13.8mm
3. After this operation, installation is carried out in the reverse order of removal.