22
3.
Care, Cleaning, and Maintenance
3.3.2 Weekly
3.3.2.1 Removing ash
Recommended cleaning implement: Scraper
– Attach ash pan at height of lighting door (central door) in the intended hook-in plate – Fig. 30.
Open lighting door and vertical grate, and sweep most of the remaining ash into the ash pan.
– Place ash pan under ash door (bottom door). Open ash door and carefully remove the accumulated ash out of
the combustion and ash chambers – Fig. 31.
Fig. 30 Attaching ash pan, removing ash
Fig. 31 Removing ash from combustion
chamber and ash chamber
Holes in the
hook-in plates
Combustion
chamber
Ash chamber
3.3.3 Annually
3.3.3.1 Low temperature carbonisation gas duct:
Recommended cleaning implement: Cleaning brush and vacuum cleaner
– Clean duct for carbonisation gas extraction – Fig. 32.
Fig. 32 Cleaning carbonisation gas extraction
Attention!
Risk of fire if ash has not cooled! Store ash in lockable and non-combustible container on non-
combustible base for at least 48 hours.
Note!
The ash may be loaded with heavy metals. Heavy metals may affect soil fertility. Ash is not there-
fore suitable as a fertiliser and should be disposed of with residual waste.
