Ferroli Domina 80 E Installation, Service And User Instructions Manual page 49

7.08 Removal of burner (fig. 40)
• Isolate gas and electricity supplies
• Remove outer case (two screws bottom
rear corners)
• Remove room sealed cover
• Disconnect ignition and flame rectification
leads "A"
• undo gas rail union "B"
• Undo two screws securing the burner
assembly to the boiler combustion chamber
"D"
• Withdraw the burner assembly
7.09 Injectors (fig. 40-41)
• Proceed as 7.08
• Remove fixing screw "C" on both
sides of gas collector
• Remove gas collector
• Unscrew and remove injectors;
• Clear or change injectors
7.10 Removal of fan (fig. 42)
• Isolate gas and electricity supplies
• Remove outer case (two screws bottom rear
corners)
• Remove room sealed cover
• Disconnect fan electrical leads "A"and note
positions
• Disconnect air pressure tubes from air
pressure switch "B" + note positions
• Undo two screws securing fan assembly "C"
• Remove fan from boiler
• Swap mounting plate over to new fan +
replace in reverse order
7.11 Limit thermostat, or overheat
cut off thermostat (fig. 42)
• Isolate electricity
• Remove outer case (two screws bottom rear
corners)
• Remove room sealed cover
• Identify the location of thermostat from fig. 42
• Pull out thermostat from tube, with its spring
• Remove electrical connections from
thermostat
• Remove spring from thermostat
• Replace in reverse order
DOMINA 80 E
D
A
B
Overheat cut off
D
C
Fig. 40
Fig. 41
A
C
Limit thermostat
B
Fig. 42
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