Buderus Logano plus GB312 Installation And Service Instructions Manual page 45

Fig. 61 Wet cleaning the heat exchanger
Operations required on the heat exchanger when wet or dry
cleaning
▶ Use a hose to flush any dirt residues into the bucket.
▶ Clean the trap with water.
WARNING: Danger of fatal accident due to poisoning!
If the siphon is not filled with water, escaping flue gas
can place lives at risk.
▶ Fill the siphon with approx. 0.3 gallons of water.
▶ Reinstall the siphon (condensate trap).
Fig. 62 Cleaning the trap
Cleaning the burner
▶ Blow-clean the burner rods and manifold from inside and outside
with compressed air.
Logano plus GB312 – 6 720 806 273 (2013/01)
Fig. 63 Cleaning the burner
[1] Burner rods
Servicing burner electrodes
Checking and adjusting electrode position
▶ Measure the distances between the electrodes as shown in Fig. 64
7 747 010 720-31.1RS
and adjust as necessary.
▶ Undo the screws on the electrode bracket. ( Fig. 65)
▶ Adjust the electrode bracket so that the electrodes are in the position
shown in Fig. 64.
▶ Tighten the screws on the electrode bracket.
7 747 010 720 70 1RS
Heating system inspection
A SW 4 mm Allen key can be used as gauge for checking
the gaps.
9
1
7 747 010 720-72.1RS
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