Boiler servicing
Inspection and cleaning
Cleaning the flue gas pipe
Checking the draught controller flap
Cleaning the induced draught fan
Operating Instructions SP Dual compact | B1500016_en
❒ Unplug the connection cable of the induced draught fan
➥ This prevents damage to the fan from the cleaning brush
❒ Remove the inspection cover on the connecting pipe
❒ Clean the connecting pipe between the boiler and chimney with a chimney
sweeping brush
➥ Depending on the layout of the flue gas pipes and the chimney draught,
cleaning once a year may not be enough!
❒ Plug in the connection cable of the induced draught fan
❒ Check that the draught controller flap moves freely
Check the induced draught fan for dirt and deposits and clean if necessary
Cleaning (if required)
❒ Unplug the connection cable of the induced draught fan
❒ Remove the ID fan cover plates (A) from the back of the boiler
❒ Remove the induced draught fan
➥ Take care not to damage the seal (B)
❒ Check for damage
❒ Clean the fan wheel from the inside out using a soft brush or paint brush
❒ Remove dirt and deposits from the induced draught housing using a scraper
❒ Remove any ash which has gathered using an ash vacuum
❒ Fit the induced draught fan
❒ Plug in the connection cable and secure with cable ties
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