Checking The Heat Exchanger - DeDietrich C 330 ECO Installation, User And Service Manual

7. Checking and maintenance
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7.3.7.
1. Remove the insulation set from the heat exchanger (locally).
2. Unscrew the nuts from the inspection hatch on the heat
exchanger.
3. Take the inspection hatch off the heat exchanger and remove the
insulation cloth. The insulation cloth may stick to the heat
exchanger. Avoid damaging or tearing the insulation cloth.
Remove the silicon insulation cord.
4. Inspect the insulation cloth and replace if necessary.
5. Clean the areas between the pins of the heat exchanger using the
special cleaning tool or cleaning knife (Accessory). Always work
from the bottom to the top. Move the cleaning knife between the
pins horizontally and diagonally.
6. Use compressed air to blow the cleaned parts through in turn. Do
this from the service side and from the burner area.
7. Fit the inspection hatch with the silicon cord and the insulation
cloth.
8. Use clean water to thoroughly rinse the heat exchanger from the
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burner area.
T003983-C

Checking the heat exchanger

A range of cleaning knives is available for the various
boilers. Always use the cleaning knife specially designed
for this boiler. This knife has a length of 560 mm.
C 330 ECO - C 630 ECO
31/05/2012 - 7600532-01