Cleaning the ash from the heat exchanger
Heat exchanger with ash screws
❒ Remove both ash containers from the heat exchanger and clean where necessary
⇨ See "Emptying the heat exchanger ash container" [page
33]
❒ Remove both ash removal flanges
❒ Remove dirt and deposits from the side walls and from the ash screws.
➥ Always ensure there is a slight ash cover on the screws to protect them against
the high temperatures to which they are exposed.
❒
Check the ash removal seal and replace if necessary
❒ Check the heat exchanger for damage (cracks, etc.)
For heat exchanger with ashcan
❒ Remove both ashcans
⇨ See "Emptying the heat exchanger ash container" [page
33]
4
Boiler Servicing
Inspection and cleaning
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