15 Heat exchanger
❒
Open the cover on the heat exchanger
❒ Remove all dirt and deposits from the chamber
❒ Check the turbulator or check the function of the WOS (min. stroke approx. 5 cm)
➥ Use a vacuum cleaner for this job.
16 Heat exchanger ash screw – ash removal
❒
Remove the ash container from the heat exchanger ash removal unit
❒ Remove the ash removal flange (some models have a 2-piece flange)
❒
Remove dirt and deposits from the sloping plates and from the ash screws.
Servicing
4
Maintenance schedule
Operating Instructions TM 150/199/220 | B0310611_en 35
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