Operating Mode - elco VECTRON G 05.700 MODULO Operating Instructions Manual

Start-up

Operating mode

Standby
Burner check
Air:
Start-up
Air:
Air pressure check
Air:
Pre-ventilation: 20 s
Air:
Pre-ignition
Air:
Safety time
Air:
Stabilisation time
Air:
Operation
Air:
26
Burner ready for operation
Boiler thermostat requests heat.
Burner start flowchart:
Gas:
The burner starts with the following function sequence:
Air flap opens for ventilation. Air: . . . . . . . . . . . . . . . . . . . . . . . . .
–
Gas:
Blower motor on. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
–
Gas:
Pre-ventilation 20 seconds: time remaining is displayed.
–
Gas throttle moves to ignition position. Gas: . . . . . . . . . . . . . . . . .
–
Gas:
Air flap moves to ignition position. Air: . . . . . . . . . . . . . . . . . . . . .
–
Ignition on. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
–
Gas:
Valve energised. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
–
Safety time 3 seconds
–
Flame formation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
–
Gas:
After the safety time, the ignition transformer is de-energised.
· During the stabilisation time, the burner remains in ignition setting.
Gas:
· The burner is in operation and adjusts bu (lower operating point) to bo
(upper operating point) within the specified performance range
(manual/Auto operating type selector switch to Auto). The current setting
of the air flap is displayed.
Gas:
09/2005 - Art. Nr. 13 019 526A