Valve explanation
Valve explanation
(OP)
Here´s my issue:
I would like to know what is "A" and "B" in the photo attached.
I dont have information (manual)
Please help me I'll appreciate your comments.
What is the purpose of "A" and "B".
I would like to know what is "A" and "B" in the photo attached.
I dont have information (manual)
Please help me I'll appreciate your comments.
What is the purpose of "A" and "B".





RE: Valve explanation
Please back the camera up a little so we get more of an overall shot.
Sometimes its possible to do all the right things and still get bad results
RE: Valve explanation
thanks for your help.
This valve is a ball valve.
RE: Valve explanation
"A"- This may be for lubrication of the Trunnion(Stem)
"B"- This may be for lubrication of the upstream and downstream Seals
Sometimes its possible to do all the right things and still get bad results
RE: Valve explanation
Cheers,
John
RE: Valve explanation
RE: Valve explanation
B I think are the lines to inject sealant onto the seal face.
find the sectional drawing and all will be revealed.
Remember - More details = better answers
Also: If you get a response it's polite to respond to it.
RE: Valve explanation
"B" are seal fluid injection ports, not trunnion bearing lubricant (the trunnion bearings are in line with the actuator).
David Simpson, PE
MuleShoe Engineering
In questions of science, the authority of a thousand is not worth the humble reasoning of a single individual. Galileo Galilei, Italian Physicist
RE: Valve explanation