❒ Open the insulated and combustion chamber doors
❒
Clean the fireclay elements at the side and top carefully with a cleaning brush
❒ Check the fireclay elements for wear
❒ Remove any ash which has fallen down.
⇨ See "Emptying the combustion chamber ash container" [page 31]
Cleaning the combustion air fan
(Item H ⇨ See "Periodic inspection and cleaning" [page 38])
❒ Clean any dust and deposits from the protective grating
❒
Remove the protective grating and clean the fan with a soft brush where
necessary
Boiler Servicing
4
Inspection and cleaning
Operating Instructions TX 200-250 | B1060217_en 47