Gas Combustion Checks; Burner Operation; Burner Flame Goes Out During Operation - Riello 20034842 Installation, Use And Maintenance Instructions

7.8

Gas combustion checks

CO
2
It is better to set the burner with CO
3
Pci 8600 kcal/m ).
This way avoiding a loss of calibration setting (for example draft
variation) that could cause combustion with little air and the pro-
duction of CO.
7.9

Burner operation

NORMAL FIRING
(n° = seconds from instant 0)
NO FIRING
Key Fig. 41 - Fig. 42
1 Thermostat
2 Motor
3 Air gate valve
4 Ignition transformer
5 First valve
6 First flame
7 Second valve
8 Second flame
9 Lock-out
Start-up, calibration and operation of the burner
not higer than 10% (gas with
2
Fig. 41
Fig. 42
CO
It must be not higher than 100 mg/kWh.
7.9.1

Burner flame goes out during operation

If the flame should accidentally go out during operation, the burn-
er will lock out within 1s.
D3202
D3203
31 GB 20035573