Wiper Arm: Testing and Inspection

AR82.30-P-6000-01T Check Wiper Arms

Special Tools:

1 Remove adapter (B) and choke angle gauge (A) from the adjustment tool set.
2 Insert adapter (B) into the guide (arrow) of the choke angle gauge (A) and fasten with knurled bolt to choke angle gauge (A).







Shown on model 211, driver-side wiper arm (1) in reverse position

3 Slide adapter (B) with the choke angle gauge (A) onto the wiper blade mount of the driver-side wiper arm (1).
4 Lower driver-side wiper arm (1) until all three jacking points of the choke angle gauge foot (A) touch the windshield.
5 Read angle of incidence of driver-side wiper arm (1) on the dial of the choke angle gauge (A) and record.
6 Lift driver-side wiper arm (1) and remove choke angle gauge (A).
7 Repeat testing procedure for front passenger side wiper arm.







8 Lift wiper arms, cover with appropriate aids and set down on windshield.

When changing from reverse position to parked position it has to be observed, that the wiper arms do not have any direct contact to the windshield, otherwise it will be scratched.

9 Turn on ignition (circuit 15 or circuit 15R), let wiper system run in parked position, turn ignition off again and remove aid (scratch protection) from the wiper arms.

Shown on model 211, driver-side wiper arm (1) in parked position

10 Side choke angle gauge (A) onto the wiper blade mount of the driver-side wiper arm (1).
11 Lower driver-side wiper arm (1) until all three jacking points of the choke angle gauge foot (A) touch the windshield.
12 Read angle of incidence of driver-side wiper arm (1) on the dial of the choke angle gauge (A) and record.
13 Remove choke angle gauge (A) from driver-side wiper arm (1).
14 Repeat testing procedure for front passenger side wiper arm.