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Watts 1789 3/4" water pressure reducing valve Parts
Here are the diagrams and repair parts for Watts 1789 3/4" water pressure reducing valve, as well as links to manuals and error code tables, if available.
Error Codes
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Browse Parts for 1789 3/4" Water Pressure Reducing Valve
Replacement parts diagram
Union Seal
Part #35C103
The manufacturer no longer makes this part, and there's no substitute part
Replacement parts diagram
Gasket
Part #1-1/16X1-1/4
The manufacturer no longer makes this part, and there's no substitute part
Replacement parts diagram
Disc
Part #50C37
The manufacturer no longer makes this part, and there's no substitute part
Replacement parts diagram
Disc
Part #50B37
The manufacturer no longer makes this part, and there's no substitute part
Replacement parts diagram
Plate
Part #135B66-M2
The manufacturer no longer makes this part, and there's no substitute part
Replacement parts diagram
Gasket
Part #1-1/2X1-3/4
The manufacturer no longer makes this part, and there's no substitute part
Replacement parts diagram
Plug
Part #37A2-1
The manufacturer no longer makes this part, and there's no substitute part
Replacement parts diagram
Disc Holder
Part #50B47
The manufacturer no longer makes this part, and there's no substitute part
Replacement parts diagram
Spring
Part #254
The manufacturer no longer makes this part, and there's no substitute part
Replacement parts diagram
Disc Holder
Part #50C47
The manufacturer no longer makes this part, and there's no substitute part
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