7 Error codes
Operation manual
11
R2CND0 R2TND012~024A4AA
Wall-mounted condensing boiler
3P469438-4D – 2017.07
#
Problem
Solution
UA-66
BCC-ID of internal
EEPROM is
inconsistent
Contact your service agent.
UA-67
BCC is missing
Contact your service agent.
UA-68
BCC is not
compatible with PCB
(BCC-ID)
Contact your service agent.
UA-69
BCC is not
compatible with PCB
(firmware)
Contact your service agent.
UA-70
BCC update error
Contact your service agent.