300SE (140.032) L6-3.2L (104.990) (1992)
Camshaft Gear/Sprocket: Service and Repair
Armature and Servo Magnet
NOTE: Numbers in parentheses ( ) indicate a component or tool in the associated illustration.
Replacement
1. Unbolt servo magnet (Y49).
2. Coat solenoid with sealant.
3. Tighten M6 x 16 bolts (1).
4. Remove front cover (7).
5. Unbolt armature (4) with M5 x 11 bolt (3).
CAUTION: It is not permitted to re-use the bolt (3).
NOTE:
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Armature (4) can be fitted onto control plunger (18) only in the specified position (arrow).
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The armature (4) with the control plunger (18) must move freely from stop to stop after the nut (6) has been tightened to the specified torque of
65 Nm.
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The different versions of the armature (4) and of the solenoid (2) must only be installed in the specified matching for operational reasons.
Matching Armature And Servo Magnet
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1st Version:
Armature (4): Size B 21 mm
Servo magnet (2): Size A 27.1 mm
ID: see arrow X in illustration
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2nd Version:
Armature (4): Size B 23 mm
Servo magnet (2): Size A 29.1 mm
ID: see arrow Y in illustration
6. Reverse procedure to install, noting the following:
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tighten the bolt of armature to control plunger to:
1st version (bolt + washer): 7 Nm
2nd version: 5 Nm + 90°