Froling TX 150 - Annual Inspection; Clean the Heat-Exchanger; Clean the Area below the Step Grate

Boiler maintenance
Inspection and cleaning
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4.2.4 Annual inspection
 Carry out annually, however at least after 2500 service hours!
For the annual inspection:
 Switch off the main switch when the boiler has cooled down
Clean the heat-exchanger
 Remove the insulated cover and open the cleaning cover
 Remove all dirt and deposits for the flue gas chamber.
Clean the area below the step grate
 Remove the blanking plate and the thermal insulation
 Remove the inspection cover
 Clean away the ash below the step grate with the furnace tool or an
ash vacuum
 Clean the side passage to the flue gas recirculation (optional)