Removing and installing valve stem seals (cylinder head removed)
Checking valve guidesHigh-pressure safety valve
The high-pressure safety valve is fitted to the air
conditioner compressor or the receiver.
The valve opens at a pressure above approx. 38 bar and
closes again when the pressure has dropped (approx. 30 bar).
Not all the ...
Windscreen wiper functions
First read and observe the introductory information
and safety warnings
Windscreen wiper response in various situations:
When the vehicle
is stationary.
When switched
on, the wipers will temporarily be switched to the next setting down.
...
Pre-treatment of bonded surfaces when renewing laser-welded roofs
Using P180-grade sandpaper, dry-sand cathodic dip primer on
bonding surface for roof
→ Item down to bare metal.
–
Using P180-grade sandpaper, dry-sand bonding surface for
...