Boiler Maintenance
Cleaning and Maintenance
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4.1.4 Annual Maintenance
Checking the primary air openings
U Open the insulating door and fuel loading chamber door
U Unhinge the cladding plates
U Check the primary air openings C for unobstructed air-
flow
U If necessary, clean the openings
Cleaning the carbonization gas duct
U Open the insulating door and fuel loading chamber door
U Clean the carbonization gas duct with a small brush
Carbonization gases are sucked out when the
insulating door is opened!
Cleaning the induced draught ventilator
U Detach the induced draught ventilator on the back side of
the boiler
U Check for dirt and damage
U Clean the blower wheel inside and out using a soft brush
or paint brush
Don’t move the balancing weights on the blower
wheel!
U Remove dirt and deposits from the induced draught
housing using a trowel
U Remove any fallen ash using the ash vacuum
C
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