FERROLI F30
30
7. REPLACEMENT OF PARTS
7.01 Initial procedure
a) The boiler is cold, electricity supply is isolated, and the gas supply is turned off at the inlet of the boiler
b) For replacement of parts where water connections are broken, it will be necessary to isolate and drain
either or both the central heating or domestic hot water circuits of the boiler. The cold water mains inlet is
isolated at the inlet cock. The D.H.W. is drained by opening a hot tap.
The C.H. fl ow and return cocks are turned off at the isolation cocks. The C.H. is drained via the pressure
relief valve (twist about 1/3 of a turn).
c) Remove components following special notice below and replace in reverse order.
d) Ensure water and gas washers are in good condition.
7.02 Final procedure
• Re-open cocks and re-charge the system to about 1 bar, and vent boiler and radiators.
Re-charge to 1 bar if necessary.
• Upon completion of the work the following. Should be checked:
I) Gas soundness of all joints
II) Water soundness of all joints
III) The electricity supply.
IV) The pressure of the sealed system and top up where necessary.
7.03 To lower the control panel (fi g. 26)
• Remove the two fi xing screw (fi g. 26) "A"
• Rotate down the front panel "B"
A
B
7.04 Gas valve (fi g. 26)
• Isolate gas and electricity supplies
• Remove outer case (two screws bottom rear corners)
• Remove the two securing screws
and lower control panel
• Disconnect electrical connections
from valve ("A")
• Disconnect plastic tube "C"
• Loosen the connection "D" on gas pipe and the gas
inlet connection of the boiler "E"
• Remove the two fi xing screw "E" below gas valve
• Slide out gas valve
• Remove four fi xing screw "F" on top of
the valve and disconnect the gas pipe
• Remove bottom connection from gas valve.
• Fit top + bottom gas connections to the
new gas valve and replace in reverse order
Fig. 27
D
C
A
F
E
Fig. 2
6
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