54 37... Gauging rear module
Special tools required:
Gauging of the brackets is only to be carried out after a repair to the body.
It is necessary in the warranty period to consult the country-specific hotline before opening the screw connection seal.
Always install and remove rear module gauge with 2 helpers.
To prevent damaging the rear module gauge, set the gauge down only in the transportation crate or on brackets.
The rear module gauge is a highly sensitive measuring instrument which reacts even to light impact with distortion.
The rear module gauge must be checked for dimensional accuracy on a master gauge after being subjected to impact or dropped.
Necessary preliminary tasks:
- Gauge ROOF MODULE BRACKET .
Tighten down rear module bracket (1) with suitable screws to special tool 54 0 150 .
Tightening torque: 2 Nm
Turn back all barrel screws on rear module bracket (1) and check for ease of movement.
Gauge, bracket, rear module:
Adjustment work should be carried out by one person only.
Left gauge: 54 0 151
Right gauge: 54 0 152
Place special tool, with rear module bracket screwed, over centering pin.
Insert centering pin (2) in gauge and screw down.
Screw gauge with nut (1) to bracket for roof module.
Using special tool 54 0 180 in conjunction with 00 9 450 , turn all barrel screws (1) until contact is made with body.
Tightening torque: 0.05 Nm (=5 cNm).
Screw down bracket with shims.
Tightening torque: 54 37 02AZ .
Release screw connection (1) for gauge on rear module bracket.
Release screw connections for gauge on roof module bracket.
Remove rear module bracket gauge.