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Home >> BMW >> 2013 >> X6 50i >> Repair and Diagnosis >> External Pages >> Different car >> Section 1552 (Convertible Top - Repair - E93) >> Folding Roof >> 54 37... Aligning basic gauge >> Notes

54 37... Aligning basic gauge: Notes

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Special tools required: 

See.

IMPORTANT: Always install and remove basic gauge with 2 helpers.
To prevent damaging the basic gauge, set the gauge down only  in the transportation crate or on the vehicle side wall.
The basic gauge is a highly sensitive measuring instrument which reacts even to light impacts with distortion.
The basic gauge must  be checked for dimensional accuracy on a master gauge after being subjected to impact or dropped.

The basic gauge stipulates the basic setting in the X-, Y- and Z- axes.

The basic gauge is absolutely essential for the following work operations:

Lift out cover (1) on left base plate.

Installation: 

Cover (1) for base plate must be replaced after each removal.

IMPORTANT: The outer left hole in the base plate is the reference point for the following jobs.
Fig 1: Locating Cover On Left Base Plate
G06181058Courtesy of BMW OF NORTH AMERICA, INC.