eta eHACK 20-50 kW, Service Manual

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Cleaning (customer) Cleaning and maintenance
Scrape all of the ash from the secondary combustion
chamber into the primary combustion chamber with
the poker.
Fig. 2-16: Combustion chamber
Clean tilting grate
Use the poker to clean the tilting grate and the
openings in it; let the ash fall down.
Fig. 2-17: Tilting grate
Do not hit the tilting grate with the poker.
Clean secondary air openings
Clean secondary air openings (above the tilting grate).
Fig. 2-18: Secondary air openings
Clean ignition tube
Free both ignition tubes of deposits.
Fig. 2-19: Ignition tubes
Remove the cover on the front
Remove the cover on the front of the boiler.
Fig. 2-20: Cover