I've noticed a few threads lately about similar LEAKS (in New PCP's). The 1st commandment in filling air reservoirs is FILL SLOWLY, BLEED QUICKLY! A simple thing that hasn’t been stressed enough lately. That is all. Peace out!
So that the check valve on the gun’s fill port can close and not bleed back down.why bleed quickly
but then you risk chewing of oringsSo that the check valve on the gun’s fill port can close and not bleed back down.
WHICH o-rings, precisely, are you referring to? In 6 years & 8 different guns I've NEVER found this method to adversely affect any of the o-rings involved in the process. So which ones do you mean & which gun also?but then you risk chewing of orings