I don't put any fluid in the motive and just use it to pressurize the master cylinder. You have to keep a close eye on the fluid level in the m/c, but it is much neater with less chance of contamination.
I don't put any fluid in the motive and just use it to pressurize the master cylinder. You have to keep a close eye on the fluid level in the m/c, but it is much neater with less chance of contamination.
+1
We use the pump bottle as an air pressure vessel only. Zero contamination issues.
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2009 Cayman 2.9L PDK (with a few tweaks)
PCA-GPX Chief Driving Instructor-Ret.