Errors

• - select type -
• Cadet CDN040
• Cadet CDN070
• Cadet CDN100
• Cadet CDN120
• IPW015DW
• IPW030DW
• IPW050DW
• IPW070DW
• IPW090DW
• IPW105DW
• IPW120DW
• KB081
• KB106
• KB151
• KB211
• KB286
• WBN051
• WBN081
• WBN106
• WBN151
• WBN211
• WHN055
• WHN085
• WHN110
• WHN155
• WHN199
• WHN285
• WHN399

• - select code -
• Anti-cycling
• APS/ HEX temp sw open
• Blocked drain SW
• CRC parameters
• Delta T high
• Fan low/high
• Fan speed low/high
• Fatal error
• Flame fail Ing
• Flame sequence
• Flow switch/LWCO
• Flue sensor fault
• Flue temp diff
• Flue temp high
• Flue temp limit
• Gas pressure SW
• Inlet sensor fault
• Louver proving Sw
• Low 24 vac
• Memory error
• No error stored
• Outdoor sensor fault
• Outlet ARHL
• Outlet MRHL
• Outlet sensor fault
• Outlet temp diff
• Outlet temp high
• Parameters progr
• Rem ctrl flt
• Sensor open
• Sensor shorted
• Service blk
• Watch dog error
• Write EEProm

Boiler type KB211

Error code Watch dog error

Cause:

The main control board has detected an internal fault.

Solution:

Replace the main control board.