Remove/install wiper system - AR82.30-P-6400V

MODEL 171.4, 172.4 

Illustrated on model 171.4 

Fig 1: Identifying Wiper System Remove/Install Components - Illustrated On Model 171.4

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Risk of injury  caused by moving parts that can pinch, crush  or, in extreme cases even sever extremities	Always remove ignition key when working on windshield wiper mechanism.	AS82.30-Z-0001-01A
1	Remove water collector		AR83.25-P-1402V
2	Unscrew nuts (2)		*BA82.30-P-1006-01A
3	Using a suitable screwdriver, open the clamp (3) on the bracket (4)	Do not loosen the nut (5) on the bracket (4). If this nut is loosened, the positioning of the wiper system (1) will be changed. This will alter the contact pressure of the wiper arms, thus affecting the wipe pattern.
4	Disconnect electrical connector (6)
5	Remove wiper system (1)
6	Install in the reverse order