Buderus LOGANO PLUS GB312 Installation Instructions Manual page 44

9
Heating system inspection
▶ Carefully draw the burner forwards to remove it.
3
1
1
Fig. 62 Removing the burner from the heat exchanger
[1] Front hex-head bolt
[2] Rear hex-head bolt
[3] Fixing nuts
▶ Unscrew fixing nuts from the cleaning covers at the top and bottom of
the heat exchanger.
▶ Remove the cleaning covers.
▶ Unscrew the fixing nuts from the top and bottom of the condensate
pan cover.
▶ Remove the cover.
2
1
2
4
3
4
Fig. 63 Opening the cleaning covers
[1] Cleaning cover on heat exchanger
[2] Fixing nuts on cleaning cover
[3] Condensate pan cover
[4] Fixing nuts on the condensate pan cover
44
3
2
7 747 010 720-27.1RS
7 747 010 720-28.2RS
Dry cleaning the heat exchanger
CAUTION: Risk of injury from sharp edges on the
cleaning blades.
▶ To avoid injury, wear gloves when cleaning the boiler
using cleaning blades (available separately).
▶ Clean the heat exchanger baffles horizontally and diagonally, using
the long cleaning blade.
▶ Clean the back of the gas baffles from below by reaching through the
condensate tray with the short cleaning blade.
1
2
Fig. 64 Dry cleaning the heat exchanger
[1] Long cleaning blade (available separately)
[2] Short cleaning blade (available separately)
Logano plus GB312 – 6 720 647 367 (2012/11)
7 747 010 720-29.2RS