7.
TROUBLE-SHOOTING TABLES
PROBLEM
CAUSE & REMEDY
The generator does not start
Check:
- correct electrical connections - if the environmental thermostat is
fitted, make sure that it is not set too low
The fan does not start
Check:
- motor power supply cable
The fan starts but there is no
- Check the fuel level - Make sure that the fuel oil filters are not c o m -
bustion (the RESET
clogged
push-button LED comes ON
- Make sure that the nozzle is not obstructed
after a few seconds)
- Make sure that no air enters the fuel circuit:
- Dirty photo sensitive cell: remove from support and clean
- Flame control system faulty: replace - Make sure there is a spark be-
tween the electrodes. If this is not the case, check the position
of the electrodes, their integrity and the status of the high voltage
cables.
- Check the fuse on the pc board
- Make sure that he transformer is not burnt out.
The unit overheats during
- Excess flow of fuel caused by nozzle wear or installation of a nozzle
normal operation
having different features than the original
- Obstructions in the ventilation air route
When the unit is switched off using
- Pc board broken. Replace
the main switch or the environment
thermostat, the fan does not operate
and the generator overheats
The unit discharges lightcoloured fumes - Excess air or poor fuel
- Impurities in the fuel circuit: clean the tank, the filer and the
ducts. Change the fuel
- Switching on or off the appliance, you could see lightcoloured
fumes caused by the natural evaporation of the ceramic
material in the combustion chamber
The unit discharges dark fumes
- Air defect or excess fuel, caused by: - clogged or nonconforming nozzle:
replace
The unit discharges dark fumes
- Modified fuel pressure - flame turbo obstructed: clean
Never halt the generator simply by removing the power plug. This would exclude
postcooling.
Never change the fuel oil pump pressure setting. This would modify all combustion
features.When replacing the nozzle, use a spare with an identical capacity to the nozzle
fitted by the manufacturer.
CAUTION
5
GB
Summary of Contents for V40
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