Installing an outdoor wood furnace is a practical way to heat your home and water while utilizing renewable energy. However, a successful installation requires careful consideration of technical details. In this article, we will provide accurate, clear, and concise instructions for installing an outdoor wood furnace, ensuring that both technical experts and non-technical enthusiasts can follow the process effectively.
1. Site Selection and Preparation
Before installation, choose the location for your outdoor wood furnace carefully:
- Ensure it’s at least 30 feet away from any combustible structure, including your home.
- Select a spot with good drainage and away from low-lying areas prone to flooding.
- Prepare a level base using concrete blocks or a concrete pad to support the furnace.
2. Piping System
A well-designed piping system is crucial for the efficient operation of your outdoor wood furnace:
- Install high-quality, insulated underground piping to connect the furnace to your home’s heating system. Bury the piping at the recommended depth to prevent freezing.
- Use PEX (cross-linked polyethylene) pipes for their durability and resistance to temperature extremes.
- Install a circulation pump to maintain water flow between the furnace and your home.
3. Combustion Air
The outdoor wood furnace requires a good supply of combustion air:
- Ensure there’s an ample source of outdoor air for the furnace’s combustion. This may require a dedicated air pipe or vents.
4. Chimney Installation
The chimney is essential for venting the furnace’s exhaust:
- Install a well-insulated stainless steel chimney that complies with local building codes and height requirements.
- Ensure the chimney is tall enough to create an adequate draft.
5. Water System Integration
Connect the outdoor wood furnace to your home’s heating and domestic hot water systems:
- Install heat exchangers to transfer heat from the furnace to your home’s water system.
- Use anti-scald devices to prevent excessively hot water from reaching your taps.
- Employ a heat storage tank to ensure a continuous supply of hot water.
6. Electrical System
Proper electrical connections are essential for the control and safety of your outdoor wood furnace:
- Connect the furnace to a dedicated electrical circuit, following the manufacturer’s recommendations.
- Install safety controls and backup power sources, like a generator, to ensure uninterrupted heating during power outages.
7. Testing and Maintenance
After installation, thorough testing and regular maintenance are key:
- Conduct a complete system test to ensure all components are functioning correctly.
- Regularly clean the furnace’s firebox and chimney to prevent creosote buildup.
- Check for leaks in the piping system and repair any damages promptly.
Conclusion
Installing an outdoor wood furnace can be a rewarding and energy-efficient choice for heating your home. By following these installation instructions, you’ll ensure that your system operates safely and efficiently. Always refer to the manufacturer’s guidelines and local building codes during installation to guarantee the best results and long-term performance of your outdoor wood furnace.