Troubleshooting Guide - EcoSmart ECO-21 Installation Instructions Manual

If you have a water supply with a high level of mineralization (hard water), you should increase the
frequency of your maintenance.

TROUBLESHOOTING GUIDE

Are you having problems with your water heater?
Do not return your heater to your Authorized Dealer. Please call our customer service dept.
TOLL FREE 877-474-6473
or call your Authorized Dealer for assistance.
All units are thoroughly tested before they leave our factory. In rare instances, your unit could arrive
with internal or external damage that may affect its performance. All units are factory tested as
follows:
PRESSURE INTEGRITY TEST
Each unit is pressure tested at 180 PSI to insure against leaks. This is over 3.5 times the water
pressure that the unit will experience in a typical residential installation.
ELECTRICAL INTEGRITY TEST
Each unit is tested to verify that there are no short circuits and that the unit's circuitry is properly
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