First thougbt with nothing but hot air,....easy and no compressed gasses involved



If you have the newer style ACC, anything left of EC (button 2 from the right) engages compressor.


good luck

__________________

Current Mercedes
1979 maple yellow 240D 4-speed

Gone and fondly remembered:
1980 orient red 240D 4-speed

Gone and NOT fondly remembered:
1982 Chna Blue 300TD

Other car in the stable:
2013 VW Jetta Sportwagen TDI / 6-speed MT