7
Trouble-shooting list
Flash code on the control panel
Flash sequence LED:
– On:
0.5 seconds
– Off:
0.5 seconds
Pause between the flashing sequence: 3 seconds
Fault
Cause
Rectification
After switching on
(winter and summer opera-
tion) none of the LEDs are lit.
– No operating voltage.
– Device fuse or vehicle fuse
defective.
– Check 12 V battery voltage, charge if necessary.
– Check all electrical plug connections.
– Check the unit or vehicle fuse and replace if necessary
(see fuses).
The green LED comes on
when the unit is switched
on, but the heater does not
operate.
– The temperature setting
on the control panel is
lower than the room
temperature.
– Select higher room temperature at the control panel.
Green LED flashes after
heater is switched off.
– After-running is active in
order to reduce the unit’s
temperature.
– No error. Coasting operation switches off after
max. 5 minutes.
Red LED flashes 6 x.
– Insufficient fuel due to
insufficient fuelling, empty
tank, and / or inclined
vehicle orientation.
– Fill tank with fuel. Then fill the fuel line as described under
“Initial start-up”.
Red LED flashes (except
6 times) or red LED shines.
– Malfunction of the heating
device.
– Please contact the Dometic Service.
Yellow LED flashes 1 x.
– Possible under-voltage
< 11.5 V.
– Use the electrical power from the battery carefully,
e.g. restrict lighting.
– Charge battery.
Yellow LED flashes 2 x.
– Under-voltage < 10.2 V.
– Check battery voltage, charge if necessary.
– Short-term immediate measure: switch off heavy load
or start up vehicle engine until the heater starts running
(approx. 4 minutes).
– Battery capacity inadequate, if necessary exchange old
battery.
– Over-voltage > 15.8 V.
– Check the battery voltage and power supply such as e.g.
the charging device.
Yellow LED flashes 3 x.
Yellow LED flashes 4 x.
– Open window above cowl
(window switch).
– Warm air temperature
and / or water temperature
exceeded:
– Not all warm air ducts
are connected.
– Hot-air outlets blocked.
– Recirculated air intake
blocked.
– Summer operation with
empty water tank.
– Close window.
– Check whether the 4 warm air ducts are connected.
– Check individual outlet apertures.
– Remove blockage from recirculated air intake.
– Fill boiler with water.
Yellow LED flashes 5 x.
– Room temperature sensor
or cable defective.
– Please contact the Dometic
Service.
Yellow LED flashes 7 x.
– Control panel or control
panel cable defective.
– Please contact the Dometic
Service.
Содержание Combi 6
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