Kärcher HWE 4000 Manual Original página 39

Fault Possible cause
Uneven spraying of fuel at Pressure plate loose.
the burner nozzle
Sieve is very dirty.
Burner nozzle is rinsed out.
Fuel does not come out of Nozzle is blocked.
the nozzle.
Solenoid fuel valve does not open.
Indicator lamp "Entriege- Faulty flame
lung" of the remote control
lights up (option)
Flame sensor is not react- Flame sensor is dirty.
ing to the flame
Thermal overload on the automatic
firing mechanism.
Flame head is fouled by oil Inadequate ventilation in the room
or has deposit of coke where the plant is installed.
Wrong setting or wrongly selected
components.
All manuals and user guides at all-guides.com
Remedy
Dismantle the nozzle holder. Tighten the
pressure plate.
Dismantle the nozzle holder. Dismantle
burner nozzle, clean sieve.
Dismantle the nozzle holder. Dismantle
burner nozzle and replace it.
Dismantle burner nozzle, clean it.
Replace defective coil.
Press the "Entriegelung Brennerstörung" at
the operating panel.
Remove the flame sensor and clean it.
Replace
Check ventilation of the installation room.
Correct the setting or replace the compo-
nents.
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Operator/Custom-
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Operator/Custom-
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Operator/Custom-
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Operator/Custom-
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Operator
Operator
Operator
Operator/Custom-
er Service
Operator
Customer Service
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