mercedesbenz Workshop Repair Guides

Mercedes Benz Workshop Service and Repair Manuals

Alternator Pulley|Service and Repair|Page 8983 > < Negative, Battery Cable|Service and Repair|Page 8977
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Alternator Pulley: Service and Repair

Remove/install generator belt pulley

1

Remove generator

2

Unscrew collar nut (1)

NOTE:  To hold shaft (2) tight, insert screwdriver bit through double hexagon wrench (4).

Screwdriver bit
-

See 

"Special Tools" below.

-

Collar nut to poly-V-belt pulley:  

80 Nm

3

Remove ribbed V-belt pulley (3)

NOTE:  When replacing alternators after mileages in excess of 100000 km, replace poly-V-pulley (3) at the same time.

4

Install in the reverse order.

Special tools

Alternator Pulley|Service and Repair|Page 8983 > < Negative, Battery Cable|Service and Repair|Page 8977