Checking The Air Supply Connections And Flue Gas Discharge Connections; Checking The Gas Filter For Pollution; Checking Combustion - DeDietrich C 330 ECO Installation, User And Service Manual

C 330 ECO - C 630 ECO
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2 2
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31/05/2012 - 7600532-01
7.2.4.
4 Check the condition and tightness of the flue gas discharge and
7.2.5.
The gas block on the boiler is fitted with a gas filter as standard. Check
this for pollution.
P1
1. Set the boiler to full load.
2. Measure the inlet gas pressure via the measuring point P1 on the
3. Check the gas supply pressure at the pressure outlet 2 on the gas
P
3 2
4. Compare the values measured with the checking values given in
T003774-K
5. If the measured value is lower than the control value, clean or
7.2.6.
The check on combustion is done by measuring the percentage of
O
1. Unscrew the plug of the flue gas measurement point.
2. Insert the measuring sensor of the flue gas analyser in the opening
T004852-A
Checking the air supply connections and
flue gas discharge connections
air supply connection.

Checking the gas filter for pollution

- 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.
gas pipe (It should be at least 17 mbar).
valve unit.
the table:
Inlet gas pressure minimum values 2 on the gas block
C330 ECO
280
350
430
500
570
650
replace the gas filter.

Checking combustion

/CO in the flue gas discharge flue.
2 2
of the flue gas measuring point.
CAUTION
Ensure that the opening around the sensor is completely
sealed when taking measurements.
7. Checking and maintenance
Minimum value
14 mbar
13 mbar
10 mbar
10 mbar
10 mbar
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