Buderus Logano plus GB402 Installation And Maintenance Instructions Manual page 45

B Undo all electrical plug-in connections at the electrode
block.
Fig. 46 Undoing the electrical plug-in connections at the
electrode block
1 Monitoring cable
2 Ignition cable
3 Ignition cable
B Undo fixing nuts [1] at the top and bottom of the
mixture manifold.
B Undo the electrical connections at the gas valve and
the fan ( Fig. 56, page 48).
B Carefully pull out the burner towards you.
Fig. 47 Undoing the nuts at the mixture manifold
1 Fixing nuts with washer
Logano plus GB402 - Subject to technical modifications!
Inspection and maintenance
B Undo all 4 screws [1] between the mixture manifold
and the carriage.
Fig. 48 Undoing the mixture manifold from the carriage
1 Screws and locknuts
B Pull out the burner together with the mixture manifold.
Fig. 49 Removing the burner
B Blow off the burner rods and mixture manifold from the
inside and outside using compressed air.
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