4
Fault finding
Logamax Plus GB062
36
6C
228
Flame detected even when the burner is switched off.
Step
Remedy
1.
B
Switch off the boiler.
B
Remove the electrode set .
B
Check the ionization electorode.
Is there any crack, wear or con-
tamination ?
yes:
B
Replace the ionisazation electrode.
B
Install the electrode set again.
B
Switch on the boiler.
6C ? -->2.
no:
6C ? --> 2.
2.
B
Switch off the boiler.
B
Remove the electronic board (PCB) .
B
Check the electronic board
(PCB).
Is there any moisture or water
drops on PCB?
yes:
B
Dry the PCB or if necessary replace it.
B
Install the PCB again.
B
Switch on the boiler.
6C ? -->3.
no:
6C ? --> 3.
2.
Electronic board (PCB).
B
Switch off the boiler.
B
Cut the main voltage supply.
B
Change the electronic board (PCB)
B
Check the cable lugs (grommets) that provide sealing to
the housing where the cables pass through the control
unit. If necessary, change it.
B
Switch on the main voltage supply.
B
Switch on the boiler.
B
END.
Summary of Contents for Logamax GB062-24 KDE H V2
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