Which of the following conditions would cause the 81AF, nonsurge - ProProfs Discuss
Topics
Products
Follow Us:

Which of the following conditions would cause the 81AF, nonsurge check valve, to open too rapidly or have no control of the opening rate?



A. A loose diaphragm washer
B. Air in the main cover chamber
C. A swing check valve disc not seated
D. An obstruction between the disc and the seat of the main valve

This question is part of 3E451 Volume 2 WFM Fundamentals, Valves, and Pumps
Asked by Pggomoljak, Last updated: Dec 18, 2019

+ Answer
Request

1 Answer

John Smith

John Smith

Answered Mar 19, 2017

A swing check valve disc not seated
 

Search for Google images
Select a recommended image
Upload from your computer
Search for Google images
Select a recommended image
Upload from your computer
Search for Google images
Select a recommended image
Upload from your computer

Email Sent
We have sent an email to your address "" with instructions to reset your password.