Cleaning The Heat Exchanger (Flue Gas Side) - DeDietrich C230 ECO-A 120 Installation, Operating And Service Manual

C230 ECO-A
Fig. 32 Cleaning heat exchanger

10.2.3 Cleaning the heat exchanger (flue gas side)

Caution: The sealing between the inspection hatch and heat
exchanger may stick, as may the sealing between the burner and
heat exchanger. Prevent the sealing from tearing.
Damaged or hardened sealing must always be replaced.
1. Remove the nuts from the inspection hatch at the front of the heat
exchanger.
2. Take the inspection hatch off the heat exchanger.
3. Clean the heat exchanger with special cleaning tool (available as
an accessory) or compressed air.
4. Clean the condensate collector by removing the plug (in front of
the flue gas discharge pipe) and rinsing the collector with water.
5. Now refit all removed components.
10 Inspection and maintenance
65