Boiler maintenance
Inspection and cleaning
Fröling Heizkessel- und Behälterbau Ges.m.b.H
Industriestraße 12 A-4710 Grieskirchen Page 33
Tel +43 (0) 7248 606-0 Fax +43 (0) 7248 606-600 info@froeling.com www.froeling.com B 067 03 11_en
4
Clean the flue gas recirculation (FGR) (optional)
Remove the pipe insulation from the
inspection cover.
Remove the inspection cover and
clean the pipes of the flue gas
recirculation unit with a brush
After cleaning the pipes:
Remove the inspection cover of the flue gas recirculation box
Clean the interior with an ash vacuum
Remove the inspection cover of the
flue gas recirculation air box
Clean the interior with an ash vacuum