MAINTENANCE
SERVICE INTERVALS
ACV recommends that boilers should be serviced at least once a year. The burner must be serviced and tested by a competent engineer. If a boiler is subject to heavy use, it may require servicing more than once a year - consult ACV for advice.
Casing top panel
Burner chamber plate
SERVICING THE BOILER
1.Turn OFF the on/off switch on the boiler control panel and isolate external electrical supply.
2.Turn off the gas or oil supply to the boiler.
3.Remove the flue to gain access to the top of the boiler.
4.Remove the casing top panel and lift off the flue reduction collar by undoing the fastening bolts.
5.Remove the turbulators from the flue pipes for cleaning.
6.Unscrew the burner chamber plate and remove the burner.
7.Brush the flue pipes .
8.Clean the burner chamber and the burner.
9.
Chimney flue
Flue reduction collar
Flue pipe and turbulators
Burner chamber
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