Adjusting friction torque of steering gear - AR46.20-P-0100-01A

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MODIFICATION NOTES

5.10.06

Locknut of friction torque adjusting bolt to steering worm

Model 240

*BA46.20-P-1005-01A

TEST VALUES FOR STEERING GEAR

Number	Designation		Model 129	Model 140	Model 170
BE46.20-P-1001-01A	Total friction torque of steering gear in center range	Ncm	100-160	100-160	100-160

TEST VALUES FOR STEERING GEAR

Number	Designation		Model 202	Model 208	Model 240
BE46.20-P-1001-01A	Total friction torque of steering gear in center range	Ncm	100-160	100-160	100-160

STEERING GEAR

Number	Designation		Model 129	Model 140	Model 170	Model 202
BA46.20-P-1005-01A	Locknut of friction torque adjusting bolt to steering worm	Nm	60	60	60	60

STEERING GEAR

Number	Designation		Model 208	Model 240
BA46.20-P-1005-01A	Locknut of friction torque adjusting bolt to steering worm	Nm	60	45

Fig 1: Identifying Box Wrench Bit (123 589 01 03 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 2: Identifying Socket Wrench (123 589 01 09 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 3: Identifying Allen Key Attachment (123 589 01 10 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Loosen jam nut (23m).
Turn the adjusting screw (23l) in stages by 1/4 revolution.
A = smaller play

= higher friction value

B = larger play

= smaller friction value
Tighten jam nut (23m)
Check adjustment after tightening the jam nut, repeat the adjustment if necessary

Fig 4: Identifying Adjusting Screw And Jam Nut
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 5: Adjusting Friction Torque Of Steering Gear
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.