You can flush a compressor, but only with the type oil you plan on using. Our systems need 6-8 oz of oil. A little too much is not a problem since the R4 does not have an oil sump like the A-6.

http://www.ackits.com Has lots of automotive A/C info.

__________________
RRGrassi


70's Southern Pacific #5608 Fairmont A-4 MOW car

13 VW JSW 2.0 TDI 193K, Tuned with DPF and EGR Delete.

99 W210 E300 Turbo Diesel, chipped, DPF/Converter Delete. Still needs EGR Delete, 232K

90 Dodge D250 5.9 Cummins/5 speed. 400K

Gone and still missed...1982 w123 300D, 1991 w124 300D