Welcome to the Mr. Heater Big Buddy manual, your guide to safe and effective use of this portable propane heater. Designed for indoor and outdoor spaces, it offers reliable heat with advanced safety features, ensuring optimal performance in various settings. This manual provides essential instructions, specifications, and maintenance tips to maximize efficiency and safety while operating your Big Buddy heater.
Overview of the Big Buddy Heater
The Mr. Heater Big Buddy is a portable propane heater designed for both indoor and outdoor use. It offers three heat settings (4,000, 9,000, and 18,000 BTU/hr) and can heat up to 450 square feet. Equipped with a tip-over switch and carbon monoxide protection, it ensures safe operation in various settings, including cabins, tents, and workshops. The heater is compatible with disposable propane cylinders or a remote tank, providing flexibility for different applications. Its durable construction and reliable performance make it a popular choice for recreational and commercial use.
Importance of Reading the Manual
Reading the Mr. Heater Big Buddy manual is crucial for safe and efficient operation. It provides essential safety precautions, lighting instructions, and maintenance tips. Understanding the guidelines helps prevent hazards like carbon monoxide poisoning and fires. The manual also ensures compliance with local regulations and proper use of accessories. By following the instructions, users can avoid voiding the warranty and extend the heater’s lifespan. Always keep the manual handy for future reference and share it with anyone operating the heater to ensure everyone’s safety and optimal performance.
Safety Features and Warnings
The Mr. Heater Big Buddy includes a tip-over switch and carbon monoxide warnings. Always check for leaks and ensure proper ventilation to prevent accidents and ensure safe operation.
General Safety Instructions
Always prioritize safety when operating the Mr. Heater Big Buddy. Ensure the heater is placed on a level, stable surface away from flammable materials. Never leave the heater unattended or operate it in enclosed spaces without proper ventilation. Check all connections for leaks using soapy water before each use. Keep children and pets away from the heater due to high surface temperatures. Regularly inspect the unit for damage or wear and tear. If the heater gets wet or is moved while lit, turn it off and let it cool before restarting. Follow all instructions carefully to ensure safe and efficient operation.
Carbon Monoxide Warnings
Carbon monoxide (CO) is a colorless, odorless, and deadly gas produced by incomplete combustion. Never use the Mr. Heater Big Buddy in enclosed spaces without proper ventilation, as CO buildup can be fatal. Early symptoms of CO poisoning include headache, dizziness, and nausea. If these occur, immediately turn off the heater, exit the area, and seek fresh air. Vulnerable individuals, such as pregnant women or those with heart conditions, are at higher risk. Always ensure adequate ventilation and follow ventilation guidelines to prevent CO hazards.
Clearance Requirements for Combustibles
Ensure proper clearance from combustible materials to avoid fire hazards. Maintain at least 30 inches of clearance above the heater, 24 inches in front, and 6 inches on the sides. The rear requires 0 inches of clearance. Keep the area around the heater free from flammable objects, such as curtains or furniture. Additionally, avoid placing the heater directly on carpets or linoleum, as it may cause discoloration. Always adhere to these guidelines to ensure safe and efficient operation of the Mr. Heater Big Buddy.
Specifications of the Mr. Heater Big Buddy
The Mr. Heater Big Buddy (Model MH18B) is a portable propane heater with input ratings of 4,000, 9,000, and 18,000 BTU/Hr, designed to heat up to 450 square feet.
Model Number and Gas Type
The Mr. Heater Big Buddy is model MH18B, designed to operate using propane (LP) gas for reliable and efficient heating. This model is compatible with both disposable 1-pound propane cylinders and remote propane sources, offering flexibility for various settings. The propane connection ensures consistent heat output, making it suitable for indoor and outdoor use. Always use approved propane accessories to maintain safety and performance. The MH18B model is widely recognized for its durability and versatility in providing warmth in recreational and commercial spaces.
Input BTU/Hr Ratings
The Mr. Heater Big Buddy MH18B offers three heat settings with input BTU/Hr ratings of 4,000, 9,000, and 18,000. These settings allow for adjustable heat output to suit various spaces and conditions. The highest setting provides maximum warmth for larger areas, while lower settings conserve fuel and are ideal for smaller spaces. This versatility ensures efficient heating across different environments, from camping trips to workshops, making it a reliable choice for diverse heating needs.
Heating Capacity and Coverage Area
The Mr. Heater Big Buddy can heat up to 450 square feet, making it suitable for large spaces like garages, workshops, or outdoor areas. Its high-efficiency design ensures consistent warmth, even in challenging conditions. The heater’s coverage area is impressive, providing comfort in both indoor and outdoor settings. This capacity makes it an excellent choice for recreational activities, such as camping or tailgating, where reliable heat is essential. The Big Buddy’s performance is tailored to meet the needs of various environments and user preferences.
Operating Instructions
Always follow safety guidelines when operating the Mr. Heater Big Buddy. Ensure proper connection of propane cylinders, use the control knob to adjust heat settings, and monitor operation carefully.
Lighting the Heater
Lighting the Mr. Heater Big Buddy requires careful steps to ensure safety and proper function. Turn the control knob to the “Pilot” position, then press and hold it while igniting the pilot light with the spark igniter. Once the pilot is lit, continue holding the knob for 30 seconds to heat the thermocouple. Release the knob and adjust the heat setting as needed. Always ensure the area is well-ventilated and avoid operating the heater near flammable materials or while sleeping. Follow all safety guidelines provided in the manual.
Adjusting the Heat Output
Adjusting the heat output on your Mr. Heater Big Buddy is straightforward. Use the control knob to select from low, medium, or high settings. For optimal performance, ensure the knob is in the correct position before ignition. The heater features a thermocouple for safety, shutting off if the pilot light goes out. Always follow the manufacturer’s guidelines for adjusting heat settings and never use thread sealant on connections. Proper adjustment ensures efficient heating while maintaining safety standards outlined in the manual.
Using the Heater with Disposable Propane Cylinders
The Mr. Heater Big Buddy can be operated with one or two 1 lb. disposable propane cylinders. Ensure the heater is cool before attaching cylinders. Screw the cylinder clockwise into the tank swivel until hand-tight, avoiding thread sealant. Check connections for leaks using soapy water. Place the heater upright on a stable surface. Never smoke during cylinder attachment or detachment. Turn the control knob counterclockwise to ignite, following manual instructions for safe and efficient operation. Always adhere to safety guidelines for optimal performance.
Operating the Heater with a Remote Cylinder
For remote cylinder operation, use F273701, F273702, or F272702 hoses with a fuel filter (F273699). Ensure the regulator is set to 11 W.C. pressure. Connect the hose to the heater and cylinder, checking for leaks with soapy water. Place the heater upright on a stable surface, ensuring proper ventilation. Never operate near flammable materials or in enclosed spaces without ventilation. Always follow safety guidelines to prevent carbon monoxide risks and ensure efficient heating. Regularly inspect hoses and connections for damage or wear.
Maintenance and Care
Regularly clean the heater, including burners and air passageways, to ensure optimal performance. Replace the fuel filter annually and inspect hoses for damage or wear. Store the heater in a dry, well-ventilated area away from flammable materials when not in use to maintain its condition and safety.
Cleaning the Heater
Regular cleaning is essential for maintaining the Mr. Heater Big Buddy’s performance and safety. Use a soft brush or cloth to remove dust and debris from the burner, control compartments, and air passageways. Avoid using abrasive materials or harsh chemicals, as they may damage the finish or components. For tougher stains, a mild soap solution can be applied, but ensure all surfaces are dry before reuse. Proper cleaning prevents carbon buildup and ensures efficient heating. Always clean the heater when it is cool to avoid burns or damage.
Replacing the Fuel Filter
The Mr. Heater Big Buddy requires annual replacement of the fuel filter (part #F273699) to ensure proper operation. Turn off the heater, allow it to cool, and disconnect the hose assembly. Remove the old filter and install the new one, ensuring it is securely seated. Reconnect the hose and check for leaks using soapy water. Proper installation maintains efficiency and prevents contamination. Always use genuine Mr. Heater parts for reliability and safety.
Inspecting and Replacing Hoses
Regularly inspect the hoses for cracks, damage, or wear. Use soapy water to check for leaks at connections. If damage is found, replace the hose immediately. For remote cylinder setups, use Mr. Heater-approved hoses (e;g., F273701 or F273702). Replace hoses every 12 months or as needed. Always follow the manual’s guidelines for proper installation and ensure all connections are secure. Never use homemade repairs or unapproved parts, as this could lead to safety hazards. Replace worn or damaged hoses to maintain optimal performance and safety; Dispose of old hoses responsibly.
Troubleshooting Common Issues
Identify common problems like the heater not lighting, shutting off, or producing low heat. Refer to the manual for step-by-step solutions to ensure safe and efficient operation.
Heater Not Lighting
If the heater fails to light, ensure the propane cylinder is properly connected and not empty. Check for blockages in the burner or pilot orifice and verify that the control knob is functioning correctly. Inspect the igniter for damage and ensure the area is well-ventilated. If issues persist, consult a qualified technician to diagnose and repair any internal components. Always follow safety guidelines to avoid hazardous situations.
Heater Shutting Off
If the heater shuts off unexpectedly, check the tip-over switch, as it may have activated due to improper placement. Ensure the propane tank is not empty and connections are secure. High altitudes or low propane pressure can also cause shutdowns. Verify ventilation is adequate and no blockages exist in the burner or vents. If issues persist, refer to the troubleshooting section of the manual or contact a certified technician for assistance. Always prioritize safety when addressing operational problems.
Low Heat Output
Low heat output from your Mr. Heater Big Buddy may result from a clogged fuel filter, dirty burner, or incorrect propane pressure. Ensure the fuel filter is clean and replaced annually. Check for blockages in the burner or venting system, as debris can restrict airflow. Verify propane pressure is set to 11 W.C. for proper operation. If issues persist, inspect the regulator or consult a certified technician. Regular maintenance, as outlined in the manual, can prevent such problems and ensure consistent heating performance.
Parts and Accessories
Ensure optimal performance with genuine Mr. Heater parts like fuel filters (F273699) and hoses (F273701, F272702). Use F271802 for quick disconnects or F273704 series hoses without filters.
Ordering Replacement Parts
To maintain your Mr. Heater Big Buddy’s performance, use genuine replacement parts. Order fuel filters (F273699) and hoses (F273701, F272702) directly from Mr. Heater or authorized dealers. For quick disconnects, use F271802, and for high-pressure applications, opt for F273704 hoses. Ensure compatibility with your model (e.g., MH18B) to avoid installation issues. Contact customer service for assistance or visit the official website for a parts list. Always verify warranty coverage before purchasing replacement components to ensure compliance with manufacturer guidelines.
Compatible Accessories
For optimal performance, use Mr. Heater-approved accessories with your Big Buddy. Essential items include fuel filters (F273699) and high-pressure hoses (F273701, F272702). The F273704 Buddy Series Hose is also compatible and does not require a fuel filter. Additionally, consider the F271802 Hose Assembly with a quick disconnect fitting for convenience. Always ensure compatibility with your model (e.g., MH18B) and refer to the manual for specific part numbers. Visit the official Mr. Heater website or authorized dealers to purchase genuine accessories, ensuring reliability and safety for your heater.
Environmental and Safety Compliance
The Mr. Heater Big Buddy complies with CSA/ANSI standards and California Prop 65 warnings, ensuring safe, eco-friendly operation. It adheres to emissions standards for environmental protection and safety.
California Prop 65 Warnings
The Mr. Heater Big Buddy manual includes California Prop 65 warnings, as combustion by-products contain chemicals known to the state of California to cause cancer and birth defects. These warnings are mandatory for products sold in California. The manual explicitly states that this heater is not for use in dwelling homes in California. Users must adhere to these guidelines to ensure compliance with state regulations and safety standards. Proper ventilation and usage practices are emphasized to minimize exposure risks. Always follow the provided instructions carefully.
CSA/ANSI Certification
The Mr. Heater Big Buddy is CSA/ANSI certified, ensuring it meets rigorous safety and performance standards. This certification validates that the heater complies with North American safety regulations for portable propane heaters. The CSA/ANSI certification process involves thorough testing to ensure the product is reliable, efficient, and safe for both indoor and outdoor use. This certification gives users confidence in the heater’s quality and adherence to industry standards, making it a trusted choice for heating needs. Proper installation and maintenance are essential to uphold certification benefits.
Altitude Considerations
The Mr. Heater Big Buddy’s performance may be affected at high altitudes due to lower oxygen levels. It may shut off or operate less efficiently above 7,000 feet.
Operation at High Altitudes
Operating the Mr. Heater Big Buddy at high altitudes requires attention, as lower oxygen levels can affect performance. Above 7,000 feet, the heater may shut off or burn less efficiently. This is normal due to reduced atmospheric pressure and oxygen availability. Ensure proper ventilation and follow the manual’s altitude adjustment guidelines to maintain safe and efficient operation. If the heater shuts off, allow it to cool, ensure all connections are secure, and restart following the lighting instructions carefully.
Adjustments for Elevation
At high altitudes, the Mr. Heater Big Buddy may require adjustments to ensure proper operation. If the heater shuts off due to elevation, wait five minutes, ensure the area is well-ventilated, and restart following the manual’s lighting instructions. This helps maintain safe and efficient operation in elevated environments. Always refer to the manual for specific altitude-related guidelines to optimize performance and safety.
Indoor and Outdoor Usage Guidelines
The Mr. Heater Big Buddy is designed for both indoor and outdoor use, ensuring safe and efficient heating in various settings. Always follow ventilation guidelines for indoor use and keep the heater away from flammable materials outdoors. Proper placement and adherence to safety recommendations maximize performance and safety in any environment.
Safe Indoor Use
For safe indoor use, ensure proper ventilation to prevent carbon monoxide buildup. Place the heater on a level, stable surface away from combustible materials. Keep it at least 24 inches away from walls and flammable objects. Never operate the heater in enclosed spaces without adequate airflow, such as tents or unventilated bathrooms. Regularly inspect the unit for damage or blockages. Always follow the manufacturer’s guidelines to avoid hazards and ensure efficient heating in enclosed spaces.
Outdoor Use Recommendations
When using the Big Buddy heater outdoors, position it on a flat, stable surface to prevent tipping. Maintain a safe distance from flammable materials, such as leaves or debris. Avoid operating the heater in strong winds or wet conditions, as this may affect performance and safety. Always follow the manufacturer’s guidelines for propane connections and ensure the area is well-ventilated to avoid gas accumulation. Regular inspections of the unit and hoses are crucial for safe outdoor operation.
Warranty and Service Information
Mr. Heater, Inc. offers a 1-year warranty on the Big Buddy heater, covering defects in materials and workmanship. For service, contact customer support directly for assistance with repairs, replacements, or technical inquiries.
Warranty Details
Mr. Heater, Inc. provides a one-year warranty for the Big Buddy heater, covering defects in materials and workmanship from the purchase date. This warranty ensures that any faulty components are repaired or replaced free of charge within the specified period. For warranty claims, customers must provide proof of purchase and contact authorized service centers. The warranty does not cover damages caused by misuse, improper installation, or failure to maintain the product as outlined in the manual. Regular maintenance, such as cleaning and inspecting hoses, is crucial to uphold warranty validity. Additionally, any alterations or unauthorized repairs void the warranty. Customers should refer to the manual for detailed warranty terms and conditions.
Contacting Customer Service
For assistance with your Mr. Heater Big Buddy, contact customer service at Mr. Heater, Inc. Support is available to address questions, concerns, or repair needs. Visit their official website for contact details, including phone numbers, email, and a support form. Ensure you have your model number (e.g., MH18B) and purchase information ready for efficient service. Representatives are trained to provide solutions and guide you through troubleshooting or warranty claims. For the most prompt assistance, use the contact methods listed in the manual or on the manufacturer’s website.
Frequently Asked Questions
This section addresses common inquiries about the Mr. Heater Big Buddy, covering operation, safety, maintenance, and troubleshooting to ensure optimal performance and user satisfaction.
Common User Questions
Users often inquire about safe usage in enclosed spaces, maximum heating capacity, and maintenance tips. The Big Buddy heater is designed for indoor and outdoor use, with a coverage area of up to 450 square feet. It’s important to follow clearance requirements and ensure proper ventilation. Altitude considerations may affect performance, and troubleshooting common issues like the heater not lighting or shutting off is addressed in the manual. Always refer to the guide for optimal operation and safety;
Tips for Optimal Performance
For optimal performance, ensure proper ventilation and maintain a clean burner. Regularly inspect and replace the fuel filter to prevent clogs. At high altitudes, adjust settings as needed and allow the heater to cool before restarting. Use the correct propane cylinder size for extended runtime, and always check connections for leaks. Keep the heater upright and away from flammable materials. Refer to the manual for specific altitude adjustments and operating guidelines to ensure efficiency and safety.
The Mr. Heater Big Buddy manual provides comprehensive guidance for safe and efficient operation; By following the instructions, users can enjoy reliable heat in various settings. Always prioritize safety, perform regular maintenance, and use approved accessories. For optimal performance, ensure proper ventilation, check for leaks, and use the correct propane cylinders. Refer to this manual for troubleshooting and maintenance tips to extend the heater’s lifespan. Adhere to all safety precautions and guidelines to ensure a safe and warm experience with your Mr. Heater Big Buddy.