This control panel enables you to activate hot water and heating for cosy showers and to warm up your van, ensuring full comfort during your adventure.
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Truma CP CLASSIC panel
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1. Outer control knob for heating mode
2. Inner control knob for temperature (1 – 5)
3. Yellow LED lit, “Boiler heat-up phase”
Yellow LED flashing “Warning”
Red LED lit, red LED flashing “Fault”
4. Green LED lit, “On”
5. Hot water mode - temperature 60 °C
6. Hot water mode - temperature 40 °C
7. Rotary switch “Off”
8. Air heating mode
9. Air heating and hot water mode
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Related articles:
Errors codes list:
| Fault |
Cause |
Rectification |
| No LED lights after switching it on. |
– No operating voltage |
– Check 🎥 12 V battery voltage, charge 🎥 battery if necessary |
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– Device fuse or vehicle fuse defective |
– Check all electrical plug connections |
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| The green LED illuminates when the unit is switched on, but the heating system does not operate |
– The temperature setting on the control panel is lower than the room temperature |
– Select higher room temperature at the control panel 🎥
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| Green LED flashes (with 5 Hz) after the heating system has been switched off |
– After-running is active to reduce the temperature of the unit |
– No fault, after-run switches itself off after max. 5 minutes |
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| Red LED flashes 6 x |
– Lack of fuel due to insufficient fuel tank filling, tank has run empty and / or vehicle is on a slope |
– Fill tank with fuel, then fill fuel line as described in "Initial start-up" |
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| Red LED flashes (except 6 times) or red LED permanently on |
– Heater malfunction |
– Please contact Customer Service | TRUMA services required |
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| Yellow LED flashes 1 x |
– Risk of low voltage < 11.5 V |
– Use the electrical power from the battery sparingly, e.g. restrict lighting |
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– Charge battery 🎥
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| Yellow LED flashes 2 x |
– Undervoltage < 10.2 V |
– Check 🎥 12 V battery voltage, charge 🎥 battery if necessary |
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– Short-term immediate action, switch off major consumers or start up vehicle engine until the heating system starts running (approx. 4 minutes) |
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– Battery capacity inadequate, if necessary exchange old battery |
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| Yellow LED flashes 2 x |
– Overvoltage > 16.4 V |
– Check battery voltage and voltage sources such as the charger |
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| Yellow LED flashes 3 x |
– Open window in dinning area (window switch) |
– Close window in dinning area 🎥
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| Yellow LED flashes 4 x |
– Warm air temperature and / or water temperature exceeded |
– Check whether the 4 warm air ducts are connected |
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– Not all warm air ducts are connected |
– Check individual outlet apertures |
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– Warm air outlets blocked |
– Remove blockage from circulated air intake |
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– Circulated air intake blocked |
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– Summer mode with empty water container |
– Fill boiler with water
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| Yellow LED flashes 5 x |
– Room temperature sensor or cable defective |
– Please contact Customer Service | TRUMA services required |
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| Yellow LED flashes 6 x |
– Water temperature exceeded in summer mode |
– Fill boiler with water
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| Yellow LED flashes 7 x |
– Control panel or control panel cable defective |
– Please contact Customer Service | TRUMA services required |
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| Yellow LED flashes 8 x |
– FrostControl heating element has a short circuit |
– Please contact Customer Service | TRUMA services required |
Need further assistance?
📲 Contact our support team via WhatsApp or access the Client Area for live help and resources.
🚐 Enjoy The Ride!