mercedesbenz Workshop Repair Guides

Mercedes Benz Workshop Service and Repair Manuals

AP31.11-P-3121BB Lubricate and Check Operation of Trailer Hitch With Detachable Ball Neck|Page 15683 > < AP31.11-P-3121BB Lubricate and Check Operation of Trailer Hitch With Detachable Ball Neck
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Trailer Hitch: Service and Repair
AP31.11-P-3121-04BB Lubricating Ball Neck and Ball Neck Mounting

AP31.11-P-3121-04BB Lubricating Ball Neck And Ball Neck Mounting

- with CODE (550) Trailer hitch

1. Oil the lock.

Use automatic transmission fluid.

2. Oil hand wheel axle (1) between ball neck and hand wheel, and release shaft (5).

Use engine oil.

3. Grease guide with balls (2), release device (3) and guide surface (4) slightly.

Use grease or multipurpose grease.

4. Lightly grease ball neck mounting at the points marked with arrows.

Use grease or multipurpose grease.

AP31.11-P-3121BB Lubricate and Check Operation of Trailer Hitch With Detachable Ball Neck|Page 15683 > < AP31.11-P-3121BB Lubricate and Check Operation of Trailer Hitch With Detachable Ball Neck