Ferroli Pegasus LN 2S Serie Mode D'emploi, Installation Et Entretien page 39

Pegasus LN 2S
Pilot light unit
Key
1 Combustion chamber door
2 Inspection door
3 Pilot burner
4 Ignition electrode
5 Detection electrode
6 Pilot nozzle
7 Gas supply pipe
Cleaning the boiler and flue
To properly clean the boiler (fig. 17):
• Turn off the gas ahead of the unit and disconnect the electrical power
supply.
• Take the front panel off the boiler (see Fig. 9).
• Lift the boiler cover by pressing upwards (see also Fig. 3-4).
• Remove the insulation covering the anti-backflow device.
• Remove the fume chamber closing plate and the associated insulation.
• Remove the burner unit (see preceding paragraph).
• Using the brush provided, clean the fume evacuation ducts between
the cast iron elements of the boiler shell, lastly removing the dirt with a
vacuum cleaner.
• Carefully reassemble all the previously disassembled parts and check the
tightness of the gas circuit and the combustion ducts.
Key
1 Screws securing the boiler cover
2 Boiler cover
3 Fume chamber closing plate
4 Fume chamber insulation
5 Brush
6 Combustion analysis plug
EN
fig. 16
fig. 17
Cod. 3540G310 - 03/2007 (Rev. 02)
3 ÷ 4 mm
3
5
7
4
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