Wet-Cleaning The Boiler - Buderus Logano G315 Installation And Service Instructions Manual

Fig. 59 Removing the cleanout cover
You can obtain sealant ropes from your
nearest branch office.
B Clean flue gas baffle plates with the cleaning brushes.
B Insert the flue gas baffle plates in the flue gas passages
( Chapter Inserting the flue gas baffle plates,
page 28).
B Fasten cleanout cover and close burner door. Tighten
screws evenly.
B Close the burner door and tighten the screws evenly.
B Fold the rear section thermal insulation down and pull
together under the flue outlet using the spring hook
(Fig. 60, [1]).
Logano G315 - Subject to technical modifications
System inspection and maintenance
Fig. 60 Pulling the rear section thermal insulation
together
B Hang the bottom rear boiler panel sections on the left
and right into the slots in the folded edge of the upper
rear boiler panel and the side panel and screw the
connecting plate below the flue outlet onto the bottom
boiler rear sections.

13.4 Wet-cleaning the boiler

When wet-cleaning, pick the cleaning agent based on the
level of contamination.
Proceed with wet cleaning in the same order as described
for cleaning with cleaning brushes (
page 41).
For wet-cleaning (chemical cleaning),
observe the operating instructions of the
relevant cleaning equipment and cleaning
agent. It may be necessary to vary the wet-
cleaning process from that described here.
B Select a cleaning agent that is appropriate for the type
of contamination (soot or encrustation).
B Cover the control panel with foil to prevent penetration
by the cleaning agent.
B Spray cleaning agent evenly from the top into the flue
gas passages.
B Heat up the boiler to a boiler water temperature of at
least 158 °F (70 °C).
B Brush out the heat exchanger heater.
13
Chapter 13.3,
43