Quote:
Originally Posted by martin417
A quick exhaust valve is not covered by that rule, because it is not a pressure vent plug. A quick exhaust valve is a three port valve that passe air from one port to another port in one direction, but to an exhaust port in the other direction.
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A quick exhaust valve is however a check valve so it must be used in a way that the system is able to satisfy R89.
Quote:
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R89 G. Check valves, provided that the requirements of R89 are still met.
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Another useful item that AutomationDirect sales that not enough teams use is
1/4" push connect plugs.
Very useful for closing off solenoids and things. Much easier then using a T fitting and a loop of tube like some teams do.