Cleaning The Burner - Buderus Logano GC 124 II Installation And Service Instructions Manual

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3
Fig. 37 Clean out the gas passages
[1] Cleaning brush
[2] Insulation
[3] Foil
Fig. 38 Wet cleaning boiler

15.6 Cleaning the burner

▶ Remove burner ( chapter 15.5.1, page 21).
▶ Check burner rods for dirt. If necessary, clean burner as described
below.
▶ Unscrew ignition burner unit from burner.
▶ Disconnect ignition gas line from ignition burner unit.
▶ Remove ignition gas jet and blow out.
▶ Immerse burner rods in water with cleaning agent and brush off.
Be careful not to damage the pilot orifice during
installation and cleaning.Ensure that the insulation on
the burner shield, the gas valve, and the controls do not
get wet.
Logano GC 124 II – 6 720 804 440 (2012/11)
2
6 720 804 440-48.1T
Fig. 39 Ignition burner
[1]
[2]
[3]
[4]
▶ Rinse out burner rods with a water jet; hold burner so water enters all
slots of the burner rods and drains back out.
6 720 804 440-49.1T
Fig. 40 Moving burner back and forth to remove water
▶ Remove remaining water by moving the burner back and forth.
▶ Verify that the slots of the burner rods are clear. Remove all water and
dirt residue from the slots. If any slots are damaged the burner must
be replaced.
▶ Check igniter for damage and signs of corrosion. Replace if necessary.
Inspection of the pilot flame
▶ Repeat all steps in the paragraph „Inspecting the ignition burner".
Boiler inspection and maintenance
1
Ignition cable
Ignition electrode
Ignition gas line
Ignition gas line screw
15
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4
3
6 720 804 440-50.1T
6 720 804 440-51.1T
23