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Small repairs - do it yourself
Small repairs - do it yourself
Problem Possible cause
Heating (burner)
Set water temperature is reached. Increase
temperature on thermostat. Open trigger
gun with safety catch, until temperature
drops. Fuel filter/fuel nozzle is dirty.
Coupling between burner motor and fuel
pump is defect. Fan/fuel pump motor is
defect. Check electrical equipment. Check
fuse in electric box.
Water in fuel tank. Dirt or rust in the fuel
pump. Clean tank. Replace fuel pump.
Fuel is dirty. Nozzle or nozzle stock leaks.
Water in tank.
Check pressure switch (black). Solenoid
valve is defect or dirty. Clean filter, connec-
tions and fuel pump. Setting is wrong.
Clean or replace fuel nozzle.
Check ignition cable. Charring of plug-in
contacts by moisture. Cable is broken. Check
ignition transformer connections. Transfor-
mer is defect, ignition electrode has been
falsely set or burnt up.
Fan-/fuel pump motor is defect. Check
electrical equipment. Check fuse in terminal
box. Coupling between burner motor and
fuel pump is defect.
Fuel pump/fan operates,
but burner does not heat
Fuel pump/fan does not operate.
Fuel pump makes loud noises.
Smoke during operation or after
switching off
Solenoid valve on the
fuel pump does not open
Ignition does not function
Ventilator does not operate
Displayed malfunctions
Display in the field
Cause
Action
Soll
Ist
Err
OFF
Water temperature at heating
chamber outlet above 147 °C
Operate appliance without
heating „Heating OFF“ until the
temperature has dropped below
147 °C. Switch main switch „OFF“
and then back „ON“ again.
Err
E2
Temperature sensor defective
Replace temperature sensor
Err
E5
Flow monitor does not respond.
Magnetic switch or flow controller
defect.
Replace defective magnetic switch
or flow body.
Err
E6
Black pressure switch does not
respond
Replace pressure switch
mechanics or micro switch.
AUS
E7
Appliance has not been operated
for more than 20 minutes
–> Safety cut-off
Switch main switch „OFF“ and
then back „ON“ again.
FLA
E8
Warning Flame monitoring
No combustion was detected by
the flame sensor after 2 sec.
Check flame sensor. Check
combustion system.
Switch main switch „OFF“ and
then back „ON“ again.
OIL
Ist-Wert
Fuel level inside tank too low
Refill fuel: Heating oil EL
(DIN 51 603)
UES
Ist-Wert
Overload protection of motor
high-pressure pump is actuated
Check energy supply, Remove
extension cord, Nozzle clogged?
Use master switch „OFF“ / „ON“
to switch off or on.
Excess temperature
There is an overpressure sensor on the rear
of the control cabinet inside the high-
pressure cleaner.
Red:
Overtemperature tripped, let the
device cool off, hot-water operation not
possible.
Yellow:
Device cooled off, activation of
hot-water operation possible by pushing
the RESET button.
Attention:
Call customer service if repeating!
High-pressure cleaner turns
off on its own.
Heißwasserbetrieb erst
nach Abkühlung möglich.
Hot-water operation only possible
after cooling down phase.
Gerät abgekühlt, Heißwasserbetrieb
nach RESET wieder möglich.
Machine cooled down, hot-water
operation possible after RESET.
Überhitzung / Overheating
R
Содержание therm 1165-1
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