Buderus Logamax GB062-24 KDE H V2 Service Manual page 32

4
Fault finding
6A
Flame not detected.
Step
B Enter into the 2. service level.
9.
B Call the service function 8.F
Is the permanent ignition (without gas)
correct ?
10. Ist the cable connected to the ignition
electrode ?
11. Is the ignition cable connected correctly
to the control unit ?
12. Ionization cable damage ?
13. Check the ignition electrodes.
B Switch off the boiler.
B Remove (dismount) the ignition
electrodes.
Is the electrode worn or dam-
aged?
32
Remedy
B Press the "Return" button twice to exit the service
yes:
mode.
-->10.
B Press the service button twice to exit the service
no:
mode.
-->10.
yes: -->10.
B Connect the ignition cable to the electrode.
no:
B Press the RESET button and start the boiler again.
6A ? -->10.
yes: -->11.
no: B Switch off the boiler.
B Connect the ignition cable correctly to the ignition
unit.
B Switch on the boiler.
B Press the RESET button and start the boiler again.
6A ? -->11.
B Switch off the boiler.
yes:
B Change the ionization cable.
B Switch on the boiler.
6A ? --> 12.
no: --> 12.
B Change the ignition electrodes.
yes:
B Switch on the boiler.
B Press the RESET button and start the boiler again.
6A ? --> 14.
no: B Install the ignition electrodes.
B Switch on the boiler.
B Press the RESET button and start the boiler again.
6A ? --> 14.
Logamax Plus GB062