FT120C/FT130C
V. 05 – 23/04/2020 8 ©Velleman nv
9. Troubleshooting
Motor does not start.
→ E1 is displayed
Check power line and voltage.
Check fuse and replace if
needed.
Faulty or damaged power
cord.
Check and replace if needed.
Check and replace if needed.
Lock-out of appliance due to
previous overheating.
Detect the cause of
overheating. Switch off the
appliance. Check air inlet and
outlet. Wait some minutes
and restart the appliance.
The temperature probe is
faulted or the connector for
temperature probe is loose.
Check and replace the
temperature probe if needed.
Check and replace the PCB if
needed.
Motor runs, but the heater
does not ignite and locks out
after a short time.
→ E1 is displayed
Empty fuel tank, dirty or
wrong fuel.
Remove wrong or dirty fuel.
Fill the tank with clean diesel
or kerosene.
Clean or replace fuel filter.
Check hoses, tighten
connections and replace if
needed.
Clean nozzle blowing
compressed air and replace if
needed.
Fuel viscosity increased at low
temperature.
Mix diesel with 10-20 %
kerosene.
Flames come out of flue
outlet.
→ E1 is displayed
Insufficient airflow into
combustion chamber.
Check air inlet, fan and
motor.
Compressor pressure too
high.
Check air pressure and adjust
if needed.
Heater stops during
operation.
→ Ambient temperature is
displayed
The room temperature set on
room thermostat has been
reached.
Normal operation. To start,
turn the temperature control
knob clockwise on a higher
setting.
Heater stops during
operation.
→ E1 is displayed
Check and remove the
cause(s) of malfunction. To
reset, switch to 0 and then to
I. Call technical service if the
problem persists.