DESCRIPTION OF THE CONTROL PANEL OF THE BURNER
3
4
1
The burner does not start.
- Main switch in "0" position.
- Fuses are blown.
- Boiler thermostats are in open position.
- Control box is faulty.
The burner runs the prepurging but does not ignite and then switches into safety condition.
- Control box is faulty.
- Ignition transformer is faulty.
- Electrodes are dirty.
- Electrodes are faulty.
- Electrodes are in wrong position.
- Nozzles are clogged.
- Nozzles are too worn.
- Filters are clogged.
- Oil pressure too low.
- Combustion air flow rate excessively high related to nozzle's flow rate.
The burner ignites but then switches into safety condition
- Control box is faulty.
- Nozzles are clogged.
- Nozzles are too worn.
- The photocell does not detect the flame.
- Filters are clogged.
- Oil pressure too low.
- Combustion air flow rate excessively high related to nozzle's flow rate.
The burner does not switch to High flame
- 1st(Low flame) and 2nd (High flame) stage manual switch on control board is in wrong position.
- Control box is faulty.
- 2nd stage solenoid valve coil is faulty.
- Oil pressure too low.
- Filters are clogged.
- 2nd stage nozzle is too worn.
- 2nd stage nozzle is clogged.
- Air damper's motor jack not properly adjusted or defective.
2
0
I
MAINTENANCE
1 - reset key
2 - working lamp
3 - main switch I / O
4 - fuse
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420010408102 M ax P 35 / 45 AB
EN