State SBL85 390NE A User Manual
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Servicing should only be performed by a Qualified Service Technician
DISPLAY LIGHTS – DIGITAL THERMOSTAT
LED
STATUS
INDICATION
ACTION
Calling for heat
Normal status. No action required.
The ECO (Energy Cut-Out) has
opened.
• Check for excessively hot water (203° F or
higher).
• Check the resistance of the temperature
probes and continuity of the high limit (ECO).
No power
Check the breaker.
Tank is at a set temperature ± 2° F.
No action required.
Tank has cooled below 120° F.
Preceded by “ECO Open” indication.
• Push the manual reset button.
• Check the resistance of the temperature
probes and continuity of the high limit (ECO).
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