Checks And Adjustments After Commissioning; Finalizing Work - DeDietrich C 330 ECO Installation, User And Service Manual

C 330 ECO - C 630 ECO
3
B
2.5
B
5.5

Checks and adjustments after commissioning

31/05/2012 - 7600532-01
5. If this rate does not match the required value, correct the gas/air
ratio using the adjustment screw B on the gas valve unit. The
direction in which the adjustment screw must be turned to increase
or decrease the gas flow is indicated on the gas block.
6. Check the flame through the flame inspection window.
The flame must be stable.
O /CO control and setting values at part load for G20 (Gas H)
2 2
C330 ECO
All versions
(1) Nominal value
CAUTION
The CO
than the values when operating at full load.
Repeat the high speed test and the low speed test as often
as necessary until the correct values are obtained without
having to make additional adjustments.
T003481-D
5.5.1.

Finalizing work

1. Remove the measuring equipment.
2. Put the flue gas sampling plug back in place.
3. If installed: Check the setting of the minimum gas pressure switch
Gps. The pressure switch must be set at 10 mbar.
4. If installed: Check the setting of the pressure switch for gas
leakage control Vps. The pressure switch must be set at 50 % of
the admission pressure (Up to 40 mbar).
¼ See chapter: "Connection possibilities for the PCB (SCU-
S05)", page 42
T001522-A
5. Reapply the casing on the inspection side.
6. Raise the temperature in the heating system to approximately
70°C.
7. Shut down the boiler.
8. After about 10 minutes, vent the air in the heating system.
9. Switch on the boiler.
10.Checking the hydraulic pressure. If necessary, top up the water
level in the heating system.
11.Tick the gas category used on the data plate.
12.Explain the operation of the installation, the boiler and the
regulator to the users.
O (%)
2
(1)
4,8 - 5,4
values when operating at low load must be lower
2
5. Commissioning
CO (%)
2
(1)
8,7 - 9,0
57