7.3. Diagnosis of error messages
H1
Software error
Cause
Solution
a)
No communication with RF module.
●
Reset the error.
●
Replace the HMI controller.
H2
Hardware fault
Cause
Solution
a)
Defective RTC
●
Reset the error.
●
Replace the HMI controller.
H3
Software error
Cause
Solution
a)
Debug error
●
Reset the error.
●
Replace the HMI controller.
B0
Power is too low
Cause
Solution
a)
The power supply is not functioning
correctly.
●
Check the domestic electrical
installation.
●
Check the cabling and connectors
and correct as necessary.
●
Replace the control board.
B1
Software error
Cause
Solution
a)
No communication with watchdog
processor.
●
Reset the error.
●
Replace the control board.
B2
Reset failed
Cause
Solution
a)
Reset too often while the error is still
present.
●
Rectify the error first of all.
●
Disconnect the appliance from the
mains power for twenty seconds.
●
Check the cabling and connectors
and correct as necessary.
●
Replace the control board.
29
Summary of Contents for Smartboiler Mono
Page 1: ...A Itho Daalderop Smartboiler Installation Use ...
Page 2: ...Translation of the original document ...
Page 37: ...37 ...
