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12.3 Combustion device
1.
Disconnect the main power and shut off the fuel supply.
!
Before obtaining access to electrical and fuel line components
all supply circuits must be disconnected.
2.
Remove cover (A), disconnect ignition and ionization cables and
control arm (B) from nozzle assembly.
3.
Loosen nut (C) and pull out the fan housing on the guides.
4.
By loosening screw(s) (D), the combustion deviceis released and can
be lifted out from the burner.
5.
Check and clean the brake plate and gas inlet, replacing components
as necessary.
6.
Check that the ignition and ionisation electrodes are correctly set, (see
Gas nozzle chapter) - replace if necessary.
Refit the combustion device in reverse order.
7.
8.
Press the burner together and lock with nut (C).
9.
Switch on the main power and open the fuel supply.
10.
Start burner and check/adjust combustion.
!
Check for leaks in the gas line.
When servicing/replacing components that affect
!
combustion, flue gas analysis and soot test must be carried
out following installation.
104
Bentone
B
D
C
A
172 625 40 2023-05-09
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