Check The Air Supply Hose; Check The Dirt Trap - DeDietrich C 330 ECO Installation, User And Service Manual

7. Checking and maintenance
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3
T004855-A
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T004853-B
3. Set the boiler to full load.
- DIEMATIC iSystem: ¼ See chapter: "Setting the air/gas
ratio (Full load) (Diematic iSystem)", page 53.
- IniControl: ¼ See chapter: "Setting the air/gas ratio (Full
load) (IniControl)", page 55
The boiler is now operating at full load. Measure the percentage
of CO and compare this value with the checking values given.
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4. Set the boiler to part load.
- DIEMATIC iSystem: ¼ See chapter: "Setting the air/gas
ratio (Part load) (Diematic iSystem)", page 54.
- IniControl: ¼ See chapter: "Setting the air/gas ratio (Part
load) (IniControl)", page 56
The boiler is now operating on part load. Measure the percentage
of CO and compare this value with the checking values given.
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5. Remove the measuring sensor of the flue gas analyser from the
opening of the flue gas measuring point.
6. Put the flue gas sampling plug back in place.
7.2.7.

Check the air supply hose

1. Disconnect the pipe on the air box side by loosening the bayonet
fitting.
2. Check the hose for damage and pollution.
3. Remove the pollution from the hose with a cloth or soft brush.
4. Replace the hose if it is faulty and/or leaking.
7.2.8.

Check the dirt trap

With room sealed operation, disconnect the air supply
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pipe above the boiler to access the dirt trap.
In room ventilated operation with an air supply filter,
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remove the filter to access the dirt trap.
1. Check the dirt trap on the air supply side for pollution.
2. First remove coarse pollution and clean the trap with a vacuum
cleaner or a cloth.
C 330 ECO - C 630 ECO
31/05/2012 - 7600532-01