
Symmons Industries, Inc.
■
31 Brooks Drive
■
Braintree, MA 02184
■
Phone: (800) 796-6667
■
Fax: (800) 961-9621
Copyright © 2018 Symmons Industries, Inc.
■
symmons.com
■
■
ZV-3009 REV F
■
021318
Problem
Cause
Solution
Water flow is less than normal.
Screen in valve is dirty or cartridge
is dirty or clogged.
1) Remove filter washer and clean
under running water or replace by
ordering check valve/union fitting
replacement kit.
2) Remove cartridge and clean in
household vinegar or replace by
ordering cartridge replacement kit.
Valve is leaking around the cap
retaining nut area.
Water leaking from o-ring seal.
Replace o-ring by ordering
cartridge replacement kit.
Tempered hot water temperature
is not hot enough.
Hot water supply into valve is not
10°F (5.55°C) above desired set
point temperature.
Increase hot water supply
temperature into valve.
Remove cartridge and clean valve body in household vinegar to remove corrosive mineral build up. Rinse
under running hot water to ensure valve is free of foreign debris.
Care and Cleaning
Troubleshooting Chart