Adjustments, To Avoid Flame - Detachment, At Burner - Ignition (Only For Gas Oil) - Riello 444T50 Installation, Use And Maintenance Instructions

Start-up, calibration and operation of the burner
8.9

Adjustments, to avoid flame - detachment, at burner - ignition (only for gas oil)

This inconvenience can occur, when the temperature of the light
oil decreases below +8 °C.
CORRECT POSITIONING OF THE ELECTRODES
Refer to paragraph "Electrode setting" on page 20.
PUMP - SETTING
When the temperature of the light oil decreases below +8 °C, in-
crease the pressure to 14 bar.
COMBUSTION HEAD ADJUSTMENT
Regulate the combustion-head one set-point further ahead than
indicated in the instructions.
Example: the instructions require to set the combustion-head on
set-point 3.
Instead, the setting is made on set-point 4.
FAN - AIR DAMPER ADJUSTMENT
Adjust the damper, reducing the excess air until the Bacharach
number is not near 1.
(i.e. a combustion with the lowest possible excess-air).
21 GB
20032178