1. Important Safety Information
Read and understand all safety warnings and instructions before operating this hot air generator. Failure to follow these instructions may result in fire, explosion, electric shock, property damage, personal injury, or death. Keep this manual for future reference.
- Ventilation: Always operate the generator in a well-ventilated area to prevent oxygen depletion and carbon monoxide buildup.
- Flammable Materials: Maintain a safe distance from all flammable materials, including fabrics, wood, paper, and chemicals.
- Gas Connection: Ensure all gas connections are tight and leak-free. Use only propane gas.
- Electrical Connection: Connect the generator to a properly grounded 220V 50Hz electrical outlet. Do not use extension cords unless absolutely necessary and ensure they are rated for the generator's power requirements.
- Inspection: Before each use, inspect the generator for any signs of damage, especially to the gas hose, regulator, and power cord. Do not operate a damaged unit.
- Supervision: Do not leave the operating generator unattended. Keep children and pets away from the unit.
- Storage: Store the generator and propane cylinder in a cool, dry, well-ventilated area, away from direct sunlight and heat sources.
- Emergency: In case of gas leak, fire, or unusual operation, immediately shut off the gas supply, disconnect power, and evacuate the area.
2. Product Overview
The Kemper 65391 is an automatic stainless steel hot air generator designed for efficient heating in various environments. It features a robust construction and an electronic thermostat for precise temperature control. This unit operates on propane gas and requires a 220V 50Hz electrical connection.
Figure 1: Kemper 65391 Automatic Stainless Steel Hot Air Generator. This image shows the complete hot air generator unit, highlighting its stainless steel casing and overall design.
3. Specifications
| Model Number | 65391 |
| Electrical Connection | 220 V, 50 Hz, 400 W |
| Operating Pressure | 0.4 – 1.5 bar |
| Gas Type | Propane |
| Power Output | 93 kW/h (48 - 105 kW/h range) |
| Airflow Capacity | Approx. 3700 m³/h |
| Dimensions (L x W x H) | 83.5 x 43.8 x 60.6 cm |
| Weight | 26 kg |
| Special Features | Electronic thermostat |
| Included Accessories | Gas tube, pressure regulator, thermostat |
4. Setup Instructions
- Unpack the Generator: Carefully remove all packaging materials and inspect the unit for any shipping damage. Retain packaging for potential future transport or returns.
- Position the Unit: Place the hot air generator on a stable, level, non-combustible surface. Ensure there is adequate clearance around the unit for proper airflow and safety (minimum 1 meter from walls and flammable objects).
- Connect Gas Supply:
- Attach the provided gas hose to the generator's gas inlet.
- Connect the pressure regulator to the other end of the gas hose.
- Securely connect the pressure regulator to a propane gas cylinder. Ensure all connections are tight.
- Perform a leak test using soapy water on all gas connections. Bubbles indicate a leak. Do not proceed if a leak is detected.
- Connect Electrical Power: Plug the generator's power cord into a grounded 220V 50Hz electrical outlet. Ensure the outlet is capable of handling 400W.
- Ensure Ventilation: Confirm the operating area is well-ventilated to prevent the accumulation of combustion byproducts.
5. Operating Instructions
- Open Gas Valve: Slowly open the valve on the propane gas cylinder.
- Power On: Turn the main power switch on the generator to the "ON" position. The fan should start operating.
- Set Thermostat: Adjust the electronic thermostat to the desired temperature setting. The generator will automatically ignite and begin producing hot air once the set temperature is below the ambient temperature.
- Monitoring: Monitor the generator during operation to ensure it is functioning correctly and safely.
- Shut Down: To turn off the generator:
- First, close the valve on the propane gas cylinder.
- Allow the generator to run for a few minutes to cool down the combustion chamber and clear any residual gas from the lines.
- Finally, turn the main power switch on the generator to the "OFF" position.
6. Maintenance
Regular maintenance ensures the longevity and safe operation of your Kemper 65391 hot air generator.
- Daily/Before Use:
- Inspect the gas hose and connections for any signs of wear, cracks, or leaks.
- Ensure the air intake and outlet grilles are free from dust, debris, or obstructions.
- Check the power cord for damage.
- Monthly/After Extended Use:
- Clean the exterior of the generator with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- Verify the thermostat is functioning accurately.
- Storage: When storing the generator for extended periods, disconnect the propane cylinder, clean the unit, and store it in a dry, protected area.
7. Troubleshooting
Refer to the table below for common issues and their potential solutions.
| Problem | Possible Cause & Solution |
|---|---|
| Generator does not ignite. |
|
| Insufficient heat output. |
|
| Unit shuts off unexpectedly. |
|
| Unusual smell (gas). |
Immediate Action Required:
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8. Warranty and Customer Support
This Kemper 65391 Hot Air Generator is covered by a standard manufacturer's warranty against defects in materials and workmanship. Please refer to the warranty card included with your purchase for specific terms and conditions.
For technical assistance, spare parts, or warranty claims, please contact Kemper customer support. Keep your purchase receipt and model number handy when contacting support.