300SL (129.061) L6-3.0L (104.981) (1991)
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Timing Chain Tensioner: Service and Repair
Removing and Installing Chain Tensioner
NOTE: Numbers in parentheses ( ) indicate a component or tool in the associated illustration.
Removal
1. Remove viscous fan clutch.
2. Remove poly V-belt.
3. On models 124, 129 and 140, unbolt air pump (22), swivel to the side with lines/wiring connected,
4. Cover over generator with cleaning cloth.
5. On model 202, disconnect ground cable at battery.
6. Remove air cleaner top part.
7. Unbolt generator, place to side with wiring connected.
8. On all models, slacken screw plug (1) approximately one turn.
9. Unbolt chain tensioner complete.
