Checking vehicle level at front and rear axles - AR40.20-P-0300D

MODEL 129 with CODE (216b) adaptive damping system (ADS) with level control 

Fig 1: Locating Vehicle Level Front And Rear Axles - Model 129 With Code (216b)

	Checking
1	Check oil level of level control
2	Check vehicle level	Level adjustment switch (S77): OFF	*BE40.20-P-1001-01A
		Measuring device (01) for front axle	Figure
		Measuring device (02) for rear axle	Figure
	Adjusting
3	Unscrew, screw on connecting rod (3c) of the front axle at the level controller (3b).
4	Unscrew, screw on connecting rod (55) of the rear axle at the level controller (3).
5	Engine: idling
6	Adjust vehicle level using the lever of the level controller of the front axle (3b) or the rear axle (3)	Always adjust the vehicle level from the bottom upwards until the specified adjustment values are obtained at the measuring devices.	*BE40.20-P-1001-01A
7	Fix lever of the level controller at the front axle (3b) or rear axle (3)	Alignment tool (4 mm) in center position (hole "a")
8	Engine: OFF
9	Adjust connecting rods (3c, 55) to the resultant length and install on the lever of the level controller (hole "c") without any tension.	The control rod may only  be adjusted in the normal position  (Switch S77 not operated, malfunction indicator lamp: OFF  ). Check swivelling range of control rods.
10	Check and correct headlamp adjustment	WM Volume 3, 8251

Number	Designation			Model 129 except	Model 129
BE40.20-P-1001-01A	Front and rear axle level switch OFF	Normal level (control point)	mm	- 4±10	-6±10

Fig 2: Identifying Measuring Device (201 589 00 21 00)

Fig 3: Identifying Measuring Device (201 589 01 21 00)