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Inspection and maintenance
10.4
Clean the burner
▶ Removing the burner gasket.
Fig. 39 Removing the burner gasket
▶ Removing the burner.
Fig. 40 Removing the burner
▶ Check the burner and gas distributor plate for pollution and cracking.
▶ Clean the burner with compressed air or a soft brush if necessary.
10.5
Cleaning the heat exchanger
NOTICE
Risk of damage to the heat exchanger due to improper cleaning.
▶ Do not use chemical agents to clean the heat exchanger.
▶ Only use one brush with plastic bristles for cleaning.
▶ Cover ignition unit [1].
▶ Remove loose dirt with a vacuum cleaner.
▶ Loosen any other dirt with a brush and remove it with a vacuum
cleaner.
34
▶ Purge the heat exchanger with water [2].
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Fig. 41 Cleaning the heat exchanger
10.6
Cleaning the siphon
▶ Remove the flexible hose, and possibly the tee, from the siphon.
▶ Unscrew the union nut of the siphon in the boiler and completely
screw open [1].
▶ Remove siphon [2].
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Fig. 42 Remove the boiler siphon
▶ Flush the siphon.
▶ Fill the siphon completely with water.
▶ Reattach the siphon.
▶ Check whether the neck of the siphon is properly connected to the
condensation catch pan.
▶ Tighten the union nut hand tight.
2.
1.
1.
2.
Condens 7000 WP – 6721841195 (2022/01)
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