21
After fitting the nozzle, check proper positioning of the electrodes and the baffle according to the
dimensions indicated below in mm.
The dimensions should be checked after each operation on the head.
The pump is preadjusted at the factory to 12 bar.
Use an oil-bath pressure gauge to check the pressure.
The pressure can be adjusted between 11 and 14 bar for ECO 3 and ECO 5N burners, and between 7
and14 bar for ECO 3R and ECO 5RN burners.
SUNTEC
LEGEND
1
Intake
2
Return
3
Nozzle
Pressure adjustment
4
ELECTRODE-BAFFLE POSITIONING
2÷3
2÷3
PUMP PRESSURE ADJUSTMENT
DANFOSS
3
6÷6,5
DELTA
Prex. bar
4
m H O
2
2
1
3