Buderus Logano plus GB312 Installation Manual page 87

Type Display
1)
code Fault code Cause
V EE 626
Tab. 17 Fault messages
1) V = locking; B = inhibiting; BC = operating code
Logano plus GB312 - Technical specifications are subject to change without prior notice
Description
Electrode voltage Voltage to ioniza-
incorrect. tion electrode too
low.
Troubleshooting
Testing
sequence/Cause Action
Check connecting Replace defective
lead between SAFe lead or rectify
and electrode for breaks.
breaks or damage.
Check electrode Align burner rod/
gaps and electrode electrode Replace
for damage. defective electrode.
Check power supply Ensure power sup-
voltage at MC10 ply voltage is cor-
input (at least rect.
102 V).
Check if voltage Eliminate voltage
dips are occurring dips.
(e.g. when large
electrical consum-
ers are switched on)
If all checks OK,
replace SAFe.
10
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