2. Remove fan and shroud, all belts, pulleys and damper.
3. Remove the camshaft sprocket bolt (photo).
12.3 Loosening the sprocket bolt
4. Remove the sprocket.
Attention! Asterisks have R marks (right) and L (left), indicating that the sprockets belong to the corresponding camshaft. If both asterisks are removed, then do not confuse them (photo).
12.4 Marks th and L on sprocket sprockets)
5. Carefully remove the oil seal (photo). Press in new seal (photo).
12.5a Removing the stuffing box
12.5b Pressing in the stuffing box (the same tool is used as for the crankshaft oil seal)
12.6 Orientation of the sprocket when mounted on the camshaft
1. Mounting mark; 2. Index; 3. Groove; 4. To the front of the engine; 6. Installing the sprockets with indexes R and L outward (photo); 7. Tighten the sprocket bolt. The rest of the operations are performed in reverse order