Era F 30 B 60
39
Cod. 3540H511 - 12/2008 (Rev. 00)
Disassembly and cleaning the burner unit
to remove the burner unit:
• Disconnect the electrical power supply
and turn off the gas ahead of the
boiler.
• Unscrew the nut
A
of the header.
• Unscrew the gas supply tube
B
from the
valve.
• Disconnect the cables
C
from the
electrode unit.
• Unscrew the two nuts
D
attaching the
combustion chamber door to the cast
iron elements of the boiler (fig. 9).
• Remove the burner assembly and
combustion chamber door.
At this point, check and clean the burners.
Only use a non-metallic brush or compressed
air to clean the burners; never use chemical
products.
Fig. 10
Pilot light unit
Key
1
Combustion chamber door
2
Inspection
door
3
Pilot burner
4
Ignition electrode
5
Detection
electrode
6
Pilot nozzle
7
High voltage cable
8
Gas supply pipe
Fig. 11
Fig. 9
Boiler
Periodically (once every one or two years, depending on the type of water available), check the degree
of wear of the magnesium anode. If it is worn too much, change it, unscrewing it from the outside.
A
D
C
B
3
5
8
4
Plan view
1
4
7
8
5
2
6