Milwaukee Valve 1804 - 400 silent globe style check valve prevents the reverse flow of fluids automatically in wastewater treatment, reservoir & sump disposal pipelines.
Features:
- Milwaukee Valve 1804 - 400 silent globe style check valve has a flange connection to connect to 4-inch pipelines.
- It has a cast iron body for structural strength and stainless steel seat & disc to prevent corrosion.
- This 1800 Series silent globe check valve can withstand temperatures up to 200 degrees F and pressures up to 200 psi.
Standards and Approvals:
- ANSI B16.1
- ASTM A-126
- MSS SP-125
- NSF 372
Frequently Asked Questions:
Q. How is this Milwaukee Valve 1804 - 400 silent globe style check valve connected to pipelines?
A. This silent globe check valve mates to flat-faced steel flanges before installing inline in a system. It can be installed in both horizontal & vertical orientation with flow direction according to the flow arrow in the system.
Q. How is this Milwaukee Valve 1804 - 400 silent globe style check valve installed?
A.
- Clean the piping system thoroughly before valve installation.
- Remove valve end caps & any packaging from the valve and inspect the valve ports & seating surfaces.
- Provide support to the valve to prevent unwanted stresses. The valve should be in a location with an adequate straight pipe from equipment to prevent vibrations.
- Use full face gaskets & centre them to prevent internal valve leakage.
- Bolt the flange inline as per applicable recommendations using full face gaskets.
- Verify the tightness & proper installation of the valve.
Q. What are the steps for inspection of this silent globe check valve?
A.
- Close the discharge isolation valve and then bleed the system pressure fully using the discharge side flange's loosening to prevent damage to internal parts.
- The valve should be checked for wear & tear after removal from the line.
- Do not remove the inlet side piping to inspect the valve's seating for preventing damage.