37
Technical Training Department
©2003
Ashland City, Tennessee
SBN TANK TYPE COMMERCIAL GAS WATER HEATER
SERVICE HANDBOOK
DISPLAY LIGHTS ON INTEGRATED HEATER CONTROL
•
Push the manual
reset button.
•
Troubleshoot for
“why” the ECO
opened
Tank has cooled
below 120° F
Preceded by “ECO
Open” indication
Tank is at a set
temperature of
± 2° F.
Check the breaker.
No power
•
Check for
excessively hot
water (203° F or
higher).
•
Correct the
problem
The ECO (Energy Cut
Off) has opened.
Normal status –
none
Calling for heat
Action to be Taken
Indication
LED Status
•
Push the manual
reset button.
•
Troubleshoot for
“why” the ECO
opened
Tank has cooled
below 120° F
Preceded by “ECO
Open” indication
Tank is at a set
temperature of
± 2° F.
Check the breaker.
No power
•
Check for
excessively hot
water (203° F or
higher).
•
Correct the
problem
The ECO (Energy Cut
Off) has opened.
Normal status –
none
Calling for heat
Action to be Taken
Indication
LED Status
Red
Red
Green
Red