Combustion Chamber Pressure Chart; Burner Start-Up Cycle - Riello 40BF Installation & Operating Manual

GB

COMBUSTION CHAMBER PRESSURE CHART

BURNER OUTPUT VS CHAMBER PRESSURE CHART
0.5
0.4
0.3
0.2
0.1
0.0 0.50
D7525
The firing rate was obtained considering a room temperature of 68 °F and an atmospheric pressure of
394 "wc (approx. 0 ft above sea level), with the combustion head adjusted.
WARNING

BURNER START-UP CYCLE

Normal
Thermostat
Motor
Ignition transformer
Valve
Flame
Lock-out lamp
11
0.75 1.00
~ 12sec.
1.25 1.50 1.75
Lock-out, due to light-failure
2min.
(GPH) BURNER OUTPUT
~ 12sec. ~ 5sec.
D7526
20015900