Models where it applies: Nomad / Nomad PopTop / Grand California / Solis / Solis Air
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TRUMA CP PLUS GAS MODEL error codes:
| Error code | Cause | Rectification |
|---|---|---|
| W 17 H | Hot water mode with empty water container. | Switch off Combi and allow to cool. Fill water container with water. |
| W 18 H | Warm-air outlet blocked. | Check the individual outlet openings. |
| E 18 H | Circulated air intake blocked. | Contact Customer Support |
| E 21 H | Room temperature sensor/cable defective. | Contact Customer Support |
| W 24 H | Imminent undervoltage, battery voltage too low < 10.4V. | Charge battery 🎥. |
| E 41 H | Electronics blocked. | Contact Customer Support |
| E 43 H | Excess voltage > 16.4 V | Check battery voltage and power sources, such as battery charger 🎥. |
| E 44 H | Undervoltage, battery voltage too low < 10.0V. | Charge battery. If necessary, replace old battery 🎥. |
| Gas cylinder closed. | Check gas supply. | |
| Gas shut-off valve is closed – switch position = off. | Open gas shut-off valve – switch position = on. | |
| Overheating protection has responded. | Switch off Combi and allow to cool; if necessary, fill the water container with cold water. Check warm air outlets and circulated air intake and remove blockages. Switch Combi on again. | |
| E 122 H E 212 H |
Combustion air infeed or exhaust gas outlet closed. | Check for obstructions such as slush, ice or leaves and remove from the openings. |
| Gas shut-off valve is closed – switch position = off. | Open gas shut-off valve – switch position = on. | |
| Gas pressure regulation system defective. | Contact Customer Support. | |
| Overheating protection has responded. | Switch off Combi and allow to cool; if necessary, fill the water container with cold water. Check warm air outlets and circulated air intake and remove blockages. Switch Combi on again. | |
| Electronics defective. | Contact Customer Support. | |
| W 255 H | Combi has no 12V DC power supply. | Ensure 12V DC power supply 🎥. |
| No connection between the Combi and control panel. | Ensure connection between Combi and control panel. | |
| Control panel cable defective. | Contact Customer Support. |