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UDV Series
ECO (Energy Cut Out)
The Honeywell gas control is designed with an ECO device that will reset.
To reset the gas control after a status code (4), turn the gas control knob to the "OFF"
position and wait a minimum of (5) minutes before relighting following the instructions
located on the lighting instruction label or the lighting instructions located in the
installation and operation manual.
Determine Water Temperature Inside Tank
Stored water may be HOT WHEN PERFORMING THE FOLLOWING STEPS IN
THIS PROCEDURE. Take necessary precaution to prevent personal injury.
Step 1. Position the gas control knob to the "OFF" position.
Step 2. Draw approximately 4 gallons of water from the drain valve into a container
and discard.
Step 3. Compare the measured water temperature with the setting on the gas
control. In most instances, they should not differ by more than approx.
10°F.
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14
UDV SERVICE PROCEDURE III
Gas Control Testing and Replacement
WARNING
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