Quote:
Originally Posted by Bob Kontak
That is a good point. If the low side schrader valve is a culprit, pulling from the high side can help isolate. Are those plastic caps supposed to seal as well? That could be a test. How long to lose vacuum with cap on vs off if schrader valve is leaking.
|
Personally I wouldn't rely on those plastic caps to hold pressure or vacuum, intended design purpose or no.