64
Page
240 (T-H3J), 340 (T-H3S) and 540 (T-H3) models Service Manial
Ver. 1.00
CONFIDENTIAL
12-3. Displaying error code history, Clearing error code history
memory
and Display patterns for error codes
Displaying error code history
Green LED
Error Indication
on the controller
Green LED
Error Indication
on the controller
Blinking one time
031
Blinking three times
111
121
701
Blinking four times
611
711
651
Blinking two times
311
661
321
Blinking five times
101
941
331
991
341
Blinking six times
510
391
551
441
721
Temperature controller
Temperature remote controller
The green LED will blink in the patterns shown below when the water heater has an error
code. When the water heater does not have an error code and is operating under normal
conditions, the green LED will remain solidly lit during operation and will remain completely
OFF during stand-by.
For details on the error code, refer to p.47 - 57
.
Check the mode #11 to 13 of "Diagnostic Mode"
of the controller. (Refer to section 12-1)
Check the mode #14 of "Diagnostic Mode"
of the controller. (Refer to section 12-1)
Clearing error code history memory
Display patterns for error codes