200B200B½”-2”½”-2”

Modification OverviewModification Overview

Production of the 200B (Watts 719) began Production of the 200B (Watts 719) began in 2003 and is current.in 2003 and is current.

Check Cover RemovalCheck Cover Removal

Cover is threaded into Cover is threaded into body and o-ring body and o-ring sealed.sealed.

Cover is spring Cover is spring loaded.loaded.

Check Valve RemovalCheck Valve Removal

Poppet style check Poppet style check assembly.assembly.

The poppet and The poppet and spring are free once spring are free once the cover is removed.the cover is removed.

Check Seat RemovalCheck Seat Removal

The check seat or The check seat or (cage) is pushed into (cage) is pushed into the body and o-ring the body and o-ring sealed.sealed.

Simply pull the seat Simply pull the seat straight out of the straight out of the body.body.

Check Disc ReplacementCheck Disc Replacement

Remove screw and Remove screw and disc washer from disc washer from poppet.poppet.

Check Valve Reassembly NotesCheck Valve Reassembly Notes

Inspect and clean the Inspect and clean the guide bore on the guide bore on the cover.cover.

The stem must move The stem must move freely in the guide.freely in the guide.

Reassemble in Reassemble in reverse order.reverse order.