Part #503514
Replaced by #1202600
Part #503862
Replaced by #1202600
Brine valve assembly and nozzle assembly diagram
Part #521829
Replaced by #0521829
Brine valve assembly and nozzle assembly diagram
Part #516914
Replaced by #7097202
Resin tank, valving and connecting parts diagram
Part #900570
Replaced by #7170335
Brine valve assembly and nozzle assembly diagram
Part #2190900
Replaced by #7366033
Softerner assembly diagram
Part #1103200
Softerner assembly diagram
Part #9003500
Resin tank, valving and connecting parts diagram
Part #507615
Replaced by #0507615
Part #900431
The manufacturer no longer makes this part, and there's no substitute part