Checking condition of steering mechanism

AP46.00-A-4650LA

Checking condition of steering mechanism

5.2.07

Checking

 Danger!

Risk of injury caused by moving parts that can pinch, crush or, in extreme cases, even sever extremities.

Keep all body parts and limbs away from moving mechanical components.

AS00.00-Z-0009-01A

 Danger!

Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near the engine as it is running

Secure vehicle to prevent it from moving by itself.
Wear closed and snug-fitting work clothes.
Do not touch hot or rotating parts.

AS00.00-Z-0005-01A

1

Check play on universal joint (arrows) and sliding piece toothing

 There should be no play detectable on the universal joints and sliding piece toothing. Nevertheless, if this is the case: 

Replace defective component

- subject to separate repair order.

2

Check axial play and condition of the seal boot on the drag link ball joint ends (1) and tie rod (2)

 If the permissible axial play on one of the ball joint end is exceeded or a damaged seal boot is discovered:



*BE46.00-N-1002-01G

Replace tie rod or drag link

- subject to separate repair order.

3

Start engine and place front wheel in the straight ahead position

4

Turn steering wheel alternately to the left and right until the front wheels move and measure the steering play (a) in the process

 If the permissible steering play is exceeded: 

*BE46.00-N-1001-01G

Check steering gear and all steering transmission parts for impermissible play and remove cause

- subject to separate repair order.

5

Turn off engine

Number

Designation

Steering 766.422/570
in model 390.0

BE46.00-N-1001-01G

Permissible steering play when driving straightahead

mm

30

BE46.00-N-1002-01G

Permissible axial play of ball joints

mm

2