3-36 BA 50Z3/6003 en – Edition 4.3 * * 5003b330.fm
Operation
3.22 Wiper/wash system
Do not actuate the washer system with the front window folded up. Do not actuate the
washer system if the tank is empty, otherwise this can damage the electric pump.
Tank for washer system
The tank’s filler inlet is located in the engine compartment.
Fill with clean tap water only.
Add a suitable cleaning agent if required.
In winter:add antifreeze for washer systems to the clean tap water.
Refer to the antifreeze instructions for further information on concentrations.
The rubber diaphragm in the non-return valve in the housing conglutinates if
stored in a dry condition over a longer period of time. In order to restore this
valve’s function, moisten this non-return valve, dip it briefly in water and then blow
air through it.
Fig. 82: Front wiper switch (up to serial no. AH02781)
1
2
43
Fig. 82: Front wiper switch (from serial no. AJ02777)
1
2
43
Front window wiper
OFF
Press switch 43 up Front wiper returns to base position
1st posi-
tion
Press switch 43 down to the 1st position Front wiper is on
2nd
position
Press switch 43 down to the 2nd
position
Pump sprays washer water on the window
Fig. 83: Tank for washer system