Ferroli SUN G10 Bedienungs-, Installations- Und Wartungsanleitung Seite 27

Sun G10
The flame is ignited normally,
but the burner shuts down at
the end of the safety time
Ignition with pulsating or dis-
jointed flame, delayed igni-
tion
Pump noisy, fluctuating pres-
sure
The pump loses prime after
extended shut-down
Pump leaks oil
Fuel supply irregular
Bacharach soot dark
Bacharach yellow
Combustion head dirty
Photo cell defective/ Replace
Photo cell dirty / Clean photo cell
Defective appliance/ Replace
Head poorly adjusted / Adjust
Ignition electrodes poorly adjusted or dirty / Adjust or clean
Fan damper poorly adjusted, too much air / Adjust
Nozzle not suitable for the burner or the boiler / See nozzle table
Nozzle defective / Replace
Pump pressure not suitable / Adjust between min 10 and max 14 bars
Air in the inlet piping / Tighten the fittings
Too much difference in height between the burner and the tank/ Supply burner
using a ring circuit and auxiliary pump
Pipe diameter too small / Increase diameter
Inlet filters dirty / Clean
Oil supply valve closed / Open
Paraffin solidification due to low temperature / Add additive to the oil
Return pipe not immersed in the fuel / Move to same height as the inlet pipe
Air in the inlet piping / Tighten the fittings
Seal device leaking/ Replace pump
Supply system or pump blocked or defective / Supply the burner from a tank
located near the burner to identify whether the problem depends on the pump
or the system
Insufficient air / Adjust the head and fan damper
Dirty or worn nozzle/ Replace
Nozzle filter dirty/ Clean or replace
Incorrect pump pressure/ Adjust between min 10 and max 14 bars
Flame stability disk dirty, loose or deformed / Clean, tighten or replace
Insufficient ventilation in the boiler room/ Check ventilation openings in the
room, clean or enlarge
Excess air / Adjust the head and fan damper.
Head poorly adjusted or insufficient air / Adjust the head, open the air damper
Nozzle or nozzle filter dirty/ Replace
Incorrect nozzle angle or flow-rate/ Replace
Nozzle loose / Tighten
Impurities from the surrounding environment on the stability disk/ Clean
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