
22
Errors
Error
Boiler status
buffer tank upper sensor error
ERROR E-06
situation 1: WORKS
situation 2: CAN’T WORK
Possible causes:
Interruption on el. connections between mainboard and buffer tank upper sensor. Broken buffer tank upper sensor.
Broken sensor input on mainboard.
Situation 1: error occurs during boiler working (flue gas fan is working) -
WORKS/ERROR is only SHOWN
Situation 2: when boiler don’t work (flue gas fan is not working) -
CAN’T WORK
(boiler can’t start),
pump P1 doesn’t work except if there are safety functions active
What to do?
Press „OK” button to confirm error. Contact authorized serviceman. Authorized serviceman can check connection
between mainboard and buffer tank upper sensor. Replace buffer tank upper sensor.
User or authorized serviceman can disable buffer tank upper sensor
USER/SERVICEMAN PIN ->
BOILER INTERVENTION WORK (P1 works all the time)
Error
Boiler status
buffer tank lower sensor error
ERROR E-07
WORKS
What to do?
Possible causes:
Press „OK” button to confirm error. Contact authorized serviceman. Authorized serviceman can check connection
between mainboard and buffer tank lower sensor. Replace buffer tank lower sensor.
User or authorized serviceman can disable buffer tank upper sensor
USER/SERVICEMAN PIN ->
BOILER INTERVENTION WORK
Interruption on el. connections between mainboard and buffer tank lower sensor. Broken buffer tank lower sensor.
Broken sensor input on mainboard.
Error
Boiler status
flue gas fan error
ERROR E-08
CAN’T WORK ->
ERR-OFF-stage
What to do?
Possible causes:
Press „OK” button to confirm error. Contact authorized serviceman. Authorize serviceman can check connection
between mainboard and flue gas fan power supply or flue gas fan rpm sensor. Replace flue gas fan.
User or authorized serviceman can disable flue gas fan rpm sensor
USER/SERVICEMAN PIN ->
BOILER INTERVENTION WORK
Interruption on el. connections between mainboard and flue gas fan. Broken flue gas fan. Broken flue gas fan rpm
sensor. Broken rpm sensor input on mainboard. Broken fan output on mainboard.
Technical instructions REGULATION
BioTec-C