Ecoflam MAX 12 TC O 50-60 Manual Del Usuario página 17

Service
­ Troubleshooting
Fault diagnosis and repair
In the event of a malfunction, first check
that the prerequisites for correct operation
are fulfilled:
1. is the system connected to the power
supply?
2. is there oil in the tank?
3. are all shut-off valves open?
4. are all control and safety devices,
such as the boiler thermostat, low-water
detector, limit switch, etc.
adjusted correctly?
If the malfunction persists, use the
following table.
It is not permitted to repair any
components relevant to safety. These
Troubleshooting
:
The burner does not start
- Main switch in "0" position.
- Fuses are blown.
- Boiler thermostats are in open position.
- Control box is defective.
The burner runs the prepurging but does not ignite and then switches into safety condition:
- Control box is defective.
- Ignition transformer is defective.
- Electrodes are dirty.
- Electrodes are defective
- Electrodes are in wrong position.
- Nozzle is clogged.
- Nozzle is 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 defective.
- Nozzle is clogged.
- Nozzle is 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.
Blinks code of alarm signal (Red led
⁃ =ON ⁃ =OFF)
1 switch off every 2 seconds
⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃
2 switch off every 2 seconds
⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃
4 switch off every 2 seconds
⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃
5 switch off every 2 seconds
⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃
7 switch off every 2 seconds
⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃⁃
10-15 switch off every 2 seconds
420011054600
components must be replaced by parts
with the same order number.
Only use original spare parts.
NB: after each operation:
• under normal operating conditions
(doors closed, hood fitted, etc.), check
combustion and check the individual
lines for leaks.
• Record the results in the relevant
documents.
Table of error code messages
Description of possible cause
Under or over voltage protection, time out
No establishment of flame at the end of TS
Supervision of Preheater thermostat, time out (only versions with Qnn option)
Extraneous light or simulation of flame on burner startup (only versions with Knn option)
too many losses of flame during operation (only versions with Vnn option)
Internal error
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EN
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