1. Бүтээгдэхүүн дууссанview
The Webasto Air Top EVO 40 is a compact and powerful 4kW diesel air heater designed for recreational vehicles (RVs) and other vehicle applications. This unit provides efficient and quiet heating, ensuring comfort in various conditions. It features improved fuel economy and is part of the latest generation of Webasto air heaters, offering a comprehensive solution for vehicle heating needs.

Зураг 1.1: Дууссан Webasto Air Top EVO 40 Diesel Air Heater RV Vehicle Kit. This image displays the main heater unit, various pipes, wiring harnesses, fuel pump, and mounting hardware included in the kit.
2. Аюулгүй байдлын мэдээлэл
Please read and understand all safety instructions before installing, operating, or maintaining the Webasto Air Top EVO 40 heater. Failure to follow these instructions may result in property damage, serious injury, or death.
- Мэргэжлийн суурилуулалт: Installation should only be performed by qualified personnel or an authorized Webasto service center. Incorrect installation can lead to dangerous situations.
- Түлшний зохицуулалт: Diesel fuel is flammable. Exercise extreme caution when handling fuel. Ensure adequate ventilation and extinguish all open flames or ignition sources.
- Яндангийн утаа: The heater produces exhaust fumes containing carbon monoxide, which is odorless and deadly. Ensure the exhaust system is properly sealed and vented to the outside, away from any air intakes.
- Цахилгааны холболтууд: Disconnect the vehicle's battery before performing any electrical work. Ensure all electrical connections are secure and properly insulated to prevent short circuits.
- Агааржуулалт: Ensure proper air circulation around the heater unit to prevent overheating. Do not block air inlets or outlets.
- Засвар үйлчилгээ: Regular maintenance is crucial for safe operation. Refer to the maintenance section for details.
3. Components and Internal Structure
The Webasto Air Top EVO 40 kit includes the main heater unit, fuel pump, wiring harness, exhaust pipe, intake pipe, and various mounting accessories. Understanding the internal components is key to its function.

Зураг 3.1: Хөндлөн огтлол view -ийн Webasto Air Top EVO 40 air heating system. Key components shown include the heater housing, control unit, impellers for combustion and hot air blowers, glow plug, tubular combustion chamber, heat exchanger, fuel pump, and various sensors and outlets.

Зураг 3.2: The Webasto control dial, used for adjusting the heater's temperature output. The dial features a clear indicator for temperature settings and the Webasto лого.
4. Тохиргоо ба суурилуулалт
The Webasto Air Top EVO 40 is designed for a comprehensive installation. Due to the complexity and safety requirements, it is highly recommended that installation be carried out by a certified professional or an authorized Webasto service technician. The kit includes all necessary components for a complete setup.
4.1 General Installation Considerations
- Байршил: Choose a mounting location that allows for proper air circulation, access for maintenance, and safe routing of fuel lines, exhaust, and electrical wiring.
- Түлшний хангамж: Connect the fuel pump and fuel line to the vehicle's diesel tank or a dedicated auxiliary tank. Ensure all connections are leak-free.
- Яндангийн систем: Route the exhaust pipe safely away from the vehicle's interior and any combustible materials. Ensure the exhaust outlet is clear of obstructions.
- Air Ducts: Install the hot air ducts to distribute heat effectively within the vehicle. Ensure cold air intake is unobstructed.
- Цахилгааны систем: Connect the heater to a 12V power source, ensuring proper fusing and wiring according to the provided wiring diagram.

Figure 4.1: Diagram illustrating the typical installation of a Webasto air heater in a van. This shows the heater unit, air intake, hot air distribution, and exhaust routing within the vehicle chassis.

Figure 4.2: Diagram depicting the installation of a Webasto heater in heavy equipment. This illustrates how the heater can be integrated to provide cabin heating in industrial or construction machinery.
5. Ашиглалтын заавар
The Webasto Air Top EVO 40 is designed for user-friendly operation, primarily controlled via the included dial thermostat.
5.1 Халаагчийг асаах
- Ensure the vehicle battery is adequately charged and there is sufficient diesel fuel in the tank.
- Turn the control dial clockwise from the "0" position to the desired temperature setting.
- The heater will initiate its start-up sequence, which includes a self-test, glow plug activation, and fuel pump priming. This process may take a few minutes.
- Once combustion is stable, warm air will begin to flow from the outlets.
5.2 Температурыг тохируулах
Rotate the control dial to increase or decrease the desired temperature. The heater will automatically adjust its output to maintain the set temperature.
5.3 Халаагчийг унтраах
- Turn the control dial counter-clockwise to the "0" position.
- Халаагч хөргөх үе шатанд орох бөгөөд энэ үед сэнс үлдэгдэл дулааныг гадагшлуулахын тулд үргэлжлүүлэн ажиллах болно. Энэ үе шатанд цахилгааныг салгаж болохгүй.
- Once the cool-down cycle is complete, the heater will shut off completely.
6. Засвар үйлчилгээ
Тогтмол засвар үйлчилгээ нь таны удаан эдэлгээтэй, аюулгүй ажиллагааг хангана Webasto Air Top EVO 40 heater. It is recommended to have the heater inspected by a qualified technician annually.
- Ерөнхий цэвэрлэгээ: Keep the heater unit clean and free from dust and debris. Ensure air inlets and outlets are not obstructed.
- Яндангийн систем: Periodically check the exhaust pipe for any damage, corrosion, or blockages. Ensure all connections are secure.
- Түлшний систем: Inspect fuel lines for leaks or damage. Ensure the fuel filter (if installed) is clean.
- Цахилгааны холболтууд: Бүх цахилгаан холболтууд нягт, зэврэлтгүй эсэхийг шалгаарай.
- Үйл ажиллагааны шалгалт: Regularly test the heater's operation, ensuring it starts, heats, and shuts down correctly.
7. Алдаа засах
This section provides guidance for common issues. For complex problems, contact an authorized Webasto үйлчилгээний төв.
| Асуудал | Боломжит шалтгаан | Шийдэл |
|---|---|---|
| Халаагч асахгүй байна. | Батерейны хэмжээ багаtage, no fuel, clogged fuel line, electrical fault. | Check battery charge. Ensure fuel tank is not empty. Inspect fuel lines and filter. Check fuses and wiring. |
| Heater starts but shuts down quickly. | Overheating, insufficient air supply, exhaust blockage, fuel supply issue. | Ensure air inlets/outlets are clear. Check exhaust for blockages. Verify fuel flow. |
| Халаалтын гүйцэтгэл муу. | Incorrect temperature setting, air duct leaks, low fuel quality. | Adjust temperature. Inspect air ducts for leaks. Use recommended diesel fuel. |
| Ашиглалтын явцад ер бусын дуу чимээ. | Суларсан эд анги, сэнсний бөглөрөл, элэгдсэн холхивч. | Inspect for loose parts. Check for foreign objects in fan. Contact service if noise persists. |
| Issues at high elevation. | Heater not compensating for altitude. | Some units may require specific altitude compensation settings or controllers. Consult Webasto documentation or a technician for altitude-specific adjustments. |
8. Техникийн үзүүлэлтүүд
Гол техникийн үзүүлэлтүүд Webasto Air Top EVO 40 heater.

Figure 8.1: Technical data table providing detailed specifications for Webasto Air Top EVO 40 and EVO 55 models, including heat flow, fuel consumption, rated voltage, үйлдлийн ботьtage, permissible ambient temperatures, and dimensions.
| Тодорхойлолт | Value (Air Top EVO 40) |
|---|---|
| Heat flow over control range | 1.7 to 3.5 (4.0) kW |
| Шатахуун | Diesel / biodiesel DIN EN 590 / DIN EN 14214 |
| Fuel consumption over control range | 0.18 to 0.36 (0.41) kg/h |
| Үнэлгээ ботьtage | 12 В |
| Үйл ажиллагааны ботьtage муж | 10.5-16 В |
| Permissible ambient temperature (operation/storage) | -40 to +40 / -40 to +85 °C |
| Халаагчийн урт | 423 ± 2 мм |
| Heater width | 148 ± 1 мм |
| Heater height | 162 ± 1 мм |
| Heater weight | 5.9 кг |
| IP class: Heater | IP5K4K |
| Барааны жин (багц) | 23.2 фунт |
| Багцын хэмжээ | 21.5 x 15.4 x 9.1 инч |
9. Баталгаат хугацаа ба дэмжлэг
For warranty information, technical support, or to locate an authorized service center, please refer to the official WebАсто website or contact your point of purchase. Always ensure that any service or repair work is carried out by qualified and authorized personnel to maintain warranty validity and ensure safe operation.
Нэмэлт тусламж авахыг хүсвэл зочилно уу Webasto official webсайт.





