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15
ENMCBA PArAMeters for the sPeCiAlist
660Y1400 - A
If the burner is blocked for one of the above reasons, the display toggles between "9" and the temperature (last two digits) and “b” with the error
code
Once the cause of the blocking has been resolved, the burner starts up automatically after a maximum of 150 seconds..
Status Boiler Function
Internal adjustment — Three-way valve
Boiler burner on - temperature is maintained
Test function: max RPM in CH mode.
Test function: min RPM in CH mode.
Test function: burner on with fixed fan speed
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