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8 Inspection and maintenance
B
6.
Remove the two screws from the injector rail.
7.
Remove the two screws from the gas valve assembly.
8.
Remove the gas valve assembly together with the water
valve.
B
9.
Unscrew the union nuts from the water connection for
the heat exchanger on the burner.
10. Remove four screws.
11. Raise the burner slightly and carefully pull the burner
forwards and out.
16
8.5
1.
Use a brass wire-brush to carefully remove combustion
residues from the burner without damaging the burner.
2.
Clean the jets, injectors and burner rails with a soft
brush and blow out any dust or dirt outside the install-
ation room from the outside to the inside using com-
pressed air.
3.
If the burner is extremely dirty, clean it with soapy water
C
and rinse it thoroughly with clean water.
8.6
A
1.
Check the components of the injector rail for dirt and
damage. You must never remove the burner jets.
2.
Clean the dirty components using a soft brush (leaving
the installation room to do so), and replace any dam-
aged components if required.
3.
Check whether the burner jets are blocked. If a jet is
C
blocked, carefully remove the blockage without dam-
aging this jet.
A
Installation and maintenance instructions atmoMAG 0020271943_00
Cleaning the burner
Cleaning the injector rail
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