51 13 305 Removing and installing/replacing left or right roof railing

Special tools required:

Necessary preliminary tasks:

Slacken top nuts (1).

Tightening torque 51 13 5AZ .

Installation note:

Replace nuts (1).

Fig 1: Identifying Roof Railing Nuts

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Remove roof rails (1).

Fig 2: Identifying Roof Rails

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Installation note:

Pretension valve clearance compensating elements (1) to a corresponding tightening torque with special tool 00 9 460 .

Position	Tightening torque
last valve clearance compensating element, rear left/right	0.4 Nm
remaining valve clearance compensating elements, left/right	0, 5 Nm

Fig 3: Identifying Valve Clearance Compensating Elements

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Installation note:

Seals on roof railing (2) and threaded bolts (1) must not be damaged.

Fig 4: Identifying Seals On Roof Railing And Threaded Bolts

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