Symmons Industries, Inc.
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31 Brooks Drive
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Braintree, MA 02184
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Phone: (800) 796-6667
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Fax: (800) 961-9621
Copyright © 2021 Symmons Industries, Inc.
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www.symmons.com
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ZV-3425 REV B
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011421
Care and Cleaning
Trouble Shooting Chart
Problem
Cause
Solution
Water flow is less than normal.
Screen in cartridge is dirty or
clogged.
1) Remove cartridge and clean un-
der running water.
2) Remove cartridge and clean in
household vinegar or replace by
ordering cartridge replacement kit.
Water continues to run colder than
original temperature setting.
Check valve is not completely
sealed allowing cold water to mix
with hot.
Remove screen/check valve and
clean under running water.
Valve is leaking around the cap
retaining nut area.
Water leaking from o-ring seal.
Replace cartridge 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. Temperature
setting it to low.
Increase hot water supply
temperature into valve. Reset
temperature according to "Setting
valve temperature" instructions.
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.
WARNING:
This product can expose you to chemicals including lead, which is known to the state of California to
cause cancer, birth defects, or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.