Why my Webasto Air Top Evo 40 has no start and no flame formation?
If your Webasto Heater fails to start and there's no flame, examine the fuel supply, ensuring the tank isn't empty and the lines aren't blocked. Also, inspect the exhaust temperature sensor for any deposits and carefully clean if necessary. Finally, check the evaporator mount and replace it if needed.
How to fix Webasto Air Top Evo 40 with defective control unit or heater lock-out?
If the control unit of your Webasto Heater is defective, or if there's a heater lock-out or a defective internal room temperature sensor: 1. Replace the control unit. 2. To delete a heater lock-out: Switch on the unit and remove the fuse. Reinstall the fuse after more than 2 seconds and switch the unit on again.
What to do if my Webasto Air Top Evo 40 cuts out automatically?
If your Webasto Heater cuts out automatically, try the following: * Switch the heater off and then on again. * Ensure the hot air guide is clear, allow the heater to cool, then briefly switch it off and on again. * Check the battery charge.
Why does my Webasto Heater emit black smoke?
If your Webasto Heater emits black smoke, the combustion air and/or exhaust system may be blocked. Check that both the combustion air and exhaust systems are clear.
General| Heating power | 1.5 - 4.0 kW |
|---|---|
| Fuel consumption | 0.18 - 0.49 l/h |
| Rated voltage | 12V / 24V |
| Power consumption | 15 - 40 W |
| Heating medium | Air |
| Fuel type | Diesel |
| Current consumption | 1.25 - 3.33 A |
Covers legal requirements and general safety rules for installation.
Describes the motor, combustion air fan, and heating air fan assembly.
Describes the central component managing operating sequences and signals.
Explains how the heater shuts down in case of faults.
Lists common error symptoms and their possible causes.
Details error symptoms that occur during heater operation.
Explains fault codes and their meanings for diagnosis.
Details tests for specific heater components.
Outlines specific tasks for working on the heater itself.
Covers visual checks and installation guidance.
Provides steps for removing and installing the heater.
Covers the process of taking apart and reassembling the heater.
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