This comprehensive guide provides essential information for the installation‚ operation‚ and maintenance of the Rinnai R85 Tankless Water Heater‚ ensuring safe and efficient use.
1.1 Overview of the Rinnai R85 Tankless Water Heater
The Rinnai R85 is a high-efficiency‚ non-condensing tankless water heater designed for residential use. It offers continuous hot water flow‚ with a maximum BTU rating of 199‚000 and a flow rate of up to 8.5 gallons per minute. As part of the V Series‚ it features advanced technology for consistent performance. The unit is compact and wall-mountable‚ making it ideal for space-saving installations. It operates on natural gas and is suitable for indoor use. The R85 is known for its durability and energy efficiency‚ providing a reliable solution for hot water needs in medium-sized households. Its design ensures minimal energy waste and optimal performance.
1.2 Importance of Reading the Manual
Reading the Rinnai R85 manual is crucial for safe and efficient operation. It provides detailed instructions for installation‚ maintenance‚ and troubleshooting‚ ensuring compliance with safety standards. Proper understanding of the manual prevents installation errors‚ which could lead to hazards like gas leaks or fire risks. It also helps users optimize performance by explaining temperature settings and water flow adjustments. Regular maintenance procedures‚ such as descaling and filter replacement‚ are outlined to extend the unit’s lifespan. Additionally‚ the manual includes error codes and solutions‚ enabling users to address issues promptly. By following the guidelines‚ users can maximize energy efficiency and ensure reliable hot water supply while minimizing potential risks and repair costs.
1.3 Key Features and Benefits of the Rinnai R85
The Rinnai R85 offers high-efficiency performance with a maximum BTU rating of 199‚000‚ delivering continuous hot water flow. Its compact‚ tankless design saves space and reduces energy consumption. The unit features advanced temperature control‚ allowing precise adjustments for consistent water temperature. Designed for both residential and commercial use‚ it ensures reliable performance in various settings. The R85 is also known for its low emissions and high efficiency‚ making it an eco-friendly choice. Additionally‚ its durable construction and robust warranty provide long-term reliability. With features like easy installation‚ quiet operation‚ and compatibility with smart controllers‚ the Rinnai R85 is a versatile and efficient solution for hot water needs.
Installation Instructions
Ensure proper location‚ venting‚ and connections for safe and efficient operation‚ following local codes and manufacturer guidelines to avoid hazards and optimize performance.
2.1 Pre-Installation Requirements
Before installing the Rinnai R85‚ ensure the location meets all safety and regulatory standards. Check clearances from combustible materials: 6 inches from the top and back‚ 2 inches from sides‚ and 12 inches from the floor. Verify proper ventilation and airflow‚ as inadequate venting can lead to unsafe conditions. Ensure compliance with local building codes and regulations. Confirm the unit is suitable for your climate and altitude‚ as high-altitude settings may require adjustments. Prepare the installation area by ensuring it is level‚ accessible‚ and free from obstructions. Consult local authorities for any necessary permits or inspections. Proper preparation ensures a safe and efficient installation process.
2.2 Choosing the Correct Location
Selecting the right location for the Rinnai R85 is crucial for optimal performance and safety. The unit must be installed in a well-ventilated area‚ preferably indoors‚ to ensure proper combustion and airflow. Avoid placing it in confined spaces or near flammable materials. The location should provide easy access for maintenance and servicing. Ensure the unit is not exposed to direct sunlight or extreme weather conditions. The wall chosen for mounting must be sturdy enough to support the heater’s weight. Additionally‚ consider proximity to water supply lines and drainage systems to simplify connections. Proper location selection ensures efficient operation‚ safety‚ and longevity of the Rinnai R85 Tankless Water Heater.
2.3 Venting and Air Intake Guidelines
Proper venting and air intake are critical for the safe and efficient operation of the Rinnai R85 Tankless Water Heater. Ensure vents are installed according to local codes and manufacturer specifications to prevent combustion issues. The vent terminal must be at least 12 inches above the ground and away from windows‚ doors‚ and other openings to avoid recirculation of exhaust gases. The air intake must also be properly configured to ensure a steady supply of fresh air for combustion. For high-efficiency models‚ use approved Category III venting materials‚ such as stainless steel‚ to handle condensate. Always refer to the manual for specific venting configurations and altitude adjustments‚ as high-altitude installations may require additional settings for optimal performance.
2.4 Electrical and Plumbing Connections
Ensure the Rinnai R85 is connected to a dedicated 120V or 240V electrical circuit‚ depending on the model‚ with a properly rated circuit breaker. Verify the electrical supply matches the heater’s specifications to avoid power issues. For plumbing‚ use approved materials compatible with high-temperature water and gas lines. Install a shut-off valve for easy maintenance access. The water heater requires a gas supply line sized according to the unit’s BTU rating and local regulations. Always follow local plumbing codes and ensure all connections are leak-tested. Proper grounding and bonding are essential for safety. Refer to the manual for specific wiring diagrams and plumbing recommendations to ensure compliance with safety standards and optimal performance.
Operating the Rinnai R85
Learn how to safely start‚ control‚ and monitor the Rinnai R85‚ including temperature adjustment‚ water flow management‚ and understanding operational indicators for efficient performance.
3.1 Initial Start-Up Procedure
Before starting the Rinnai R85‚ ensure all connections are secure and the unit is properly installed. Power up the system and follow the manual’s ignition sequence. Check for proper ventilation and gas supply. Run a test cycle to ensure hot water flows correctly. Refer to the manual for specific start-up steps and safety guidelines to avoid errors. If issues arise‚ consult the troubleshooting section or contact a professional. Always prioritize safety during initial operation.
3.2 Temperature Control and Adjustment
The Rinnai R85 allows precise temperature control‚ with settings ranging from 98°F to 140°F. Adjustments can be made using the control panel or remote‚ ensuring optimal water temperature. The unit displays the current temperature‚ and changes are made in 1°F increments for accuracy. Always follow the manual’s instructions for safe adjustment to avoid scalding or inefficient operation. Proper temperature setting ensures energy efficiency and comfort. If unsure‚ consult the troubleshooting guide or contact a professional for assistance. Regular checks and adjustments help maintain performance and safety standards. Proper temperature control is essential for both functionality and user satisfaction with the Rinnai R85.
3.3 Understanding Water Flow and Pressure
Accurate water flow and pressure management are crucial for the Rinnai R85’s performance. The unit’s flow rate ranges up to 8.5 GPM‚ delivering consistent hot water. Pressure adjustments ensure proper functionality‚ and exceeding limits can affect efficiency. Monitoring flow rate helps maintain temperature stability‚ as higher flow may reduce output temperature; The R85 is designed to handle typical household pressure ranges‚ but extreme variations require professional assessment. Always refer to the manual for specific pressure guidelines to avoid system strain. Proper flow and pressure settings enhance energy efficiency and user satisfaction‚ ensuring reliable operation;
Maintenance and Care
Regular maintenance ensures optimal performance and longevity of the Rinnai R85. This includes cleaning‚ descaling‚ and inspecting filters to prevent issues and maintain efficiency.
4.1 Cleaning the Rinnai R85
Regular cleaning is essential to maintain the Rinnai R85’s efficiency and performance. Start by inspecting and cleaning the air intake vent and filters to ensure proper airflow. Use a soft brush or vacuum to remove dust or debris. Check the heat exchanger for any buildup and clean it gently if necessary. Descaling is also crucial‚ especially in areas with hard water‚ to prevent mineral deposits. Use a descaling solution recommended by Rinnai or a professional. Always turn off the power and water supply before cleaning. Refer to the manual for specific instructions to avoid damaging components. Cleaning should be done every 6-12 months‚ depending on usage. Neglecting maintenance can lead to reduced efficiency or system damage.
4.2 Descaling the Water Heater
Descaling the Rinnai R85 is crucial‚ especially in areas with hard water‚ to remove mineral deposits that can reduce efficiency. Start by turning off the power and water supply. Use a food-grade‚ non-toxic descaling solution recommended by Rinnai. Connect the solution to the water heater’s isolation valves and circulate it through the system for 1-2 hours. Flush the system thoroughly with fresh water to remove any solution residue. Descaling should be performed every 6-12 months‚ depending on water hardness and usage. If heavy scaling occurs‚ consider professional assistance to ensure proper system function. Always follow the manual’s guidelines to avoid damaging the heater. Regular descaling prevents performance issues and extends the unit’s lifespan.
4.3 Replacing Filters and Parts
Regular replacement of filters and parts in your Rinnai R85 ensures optimal performance and longevity. Start by turning off the power and water supply before accessing the unit. Replace the water filters every 6-12 months or as indicated by the manual; Use only Rinnai-approved parts to maintain warranty validity and performance. If the flow rate decreases‚ inspect and clean or replace the scale filter. For internal components like the heat exchanger or PC board‚ refer to the manual or contact a certified technician. Always follow the manufacturer’s instructions to avoid voiding the warranty or causing system damage. Proper maintenance ensures reliable hot water delivery and energy efficiency. Schedule part replacements annually or as needed based on usage and water quality.
Troubleshooting Common Issues
This section helps identify and resolve common issues with the Rinnai R85‚ such as error codes and operational problems‚ ensuring proper functionality and user safety.
5.1 Diagnosing Error Codes
Understanding error codes is crucial for maintaining the Rinnai R85. The manual lists specific codes‚ such as those for ignition failure or sensor malfunctions. Refer to the troubleshooting section to match codes with issues. Resetting the unit or checking gas supply often resolves common problems. Ensure proper ventilation and airflow‚ as obstructed vents can trigger errors. For complex issues‚ consult the service manual or contact a professional. Regular maintenance‚ like cleaning filters‚ can prevent recurring error codes. Always follow the manufacturer’s guidelines to avoid further complications and ensure safe operation. This section provides a clear guide to identifying and addressing errors efficiently. Proper diagnosis ensures optimal performance and longevity of the Rinnai R85.
5.2 Resolving Common Operational Problems
Common issues with the Rinnai R85 often relate to ignition failure‚ sensor malfunctions‚ or improper water flow. Ensure the gas supply is stable and vents are unobstructed. If the unit fails to ignite‚ check for proper gas pressure and ensure the pilot light is functioning. For temperature fluctuations‚ verify that the water flow rate matches the recommended GPM. Descaling may be necessary if mineral buildup occurs. Resetting the unit by turning it off and on can resolve minor glitches. Always refer to the error code list for specific guidance. If problems persist‚ contact a certified technician to avoid further complications and ensure safe operation. Regular maintenance can prevent many of these issues. Proper troubleshooting ensures optimal performance and extends the lifespan of the Rinnai R85.
5.3 When to Contact a Professional
If you encounter issues beyond basic troubleshooting‚ such as persistent error codes‚ gas leaks‚ or system shut-offs‚ it is crucial to contact a certified Rinnai professional. Complex problems like improper venting‚ high-altitude adjustments‚ or internal component failures require specialized expertise. Additionally‚ if you are unsure about procedures like descaling or filter replacements‚ professional assistance is recommended. They can ensure compliance with safety standards and warranty terms. Ignoring these issues may lead to further damage or safety hazards. Always verify the qualifications of the technician and ensure they are authorized by Rinnai to maintain your R85 model. Professional intervention guarantees reliable solutions and maintains the longevity of your water heater.
Technical Specifications
The Rinnai R85 offers 199‚000 BTU‚ up to 8.5 GPM‚ and high energy efficiency. It operates on natural or propane gas‚ suitable for residential and light commercial use.
6.1 BTU and GPM Ratings
The Rinnai R85 operates at a maximum of 199‚000 BTU‚ delivering robust heating performance. It offers a flow rate of up to 8.5 gallons per minute (GPM)‚ ideal for simultaneous water usage. The BTU rating ensures efficient temperature control‚ while the GPM capacity supports multiple fixtures. This combination makes it suitable for both residential and light commercial applications. The unit is designed as a non-condensing model‚ which may impact venting requirements but maintains high energy efficiency. With these specifications‚ the R85 balances power and precision‚ catering to varying hot water demands while maintaining reliability and performance. Proper installation ensures these ratings are optimized for the intended use.
6.2 Fuel Type and Efficiency
The Rinnai R85 operates on propane‚ offering a reliable and consistent fuel source for water heating. With an efficiency rating of up to 82%‚ it ensures energy savings while maintaining high performance. As a non-condensing model‚ it provides straightforward installation and venting requirements compared to condensing units. The propane fuel type makes it suitable for both residential and light commercial applications‚ delivering consistent hot water flow. Its efficiency is balanced with durability‚ ensuring long-term reliability. Proper maintenance‚ as outlined in the manual‚ is key to sustaining optimal efficiency and performance. This fuel type and efficiency combination makes the R85 a versatile and cost-effective solution for various water heating needs.
6.3 Dimensions and Weight
The Rinnai R85 Tankless Water Heater is designed to be compact and space-efficient‚ with dimensions that allow for easy installation in various settings. Weighing approximately 55 pounds‚ it is lightweight enough to be mounted on a wall without compromising structural integrity. Its slim profile ensures minimal footprint‚ making it ideal for both residential and commercial applications where space is limited. The unit’s dimensions and weight are optimized for easy handling during installation‚ while its durable construction ensures long-term reliability. These physical specifications make the Rinnai R85 a practical choice for installations requiring a balance of performance and convenience.
Safety Precautions
Adhere to all safety guidelines to prevent accidents. Ensure proper ventilation‚ maintain clearances from combustible materials‚ and follow installation instructions to avoid fire or explosion risks.
7.1 General Safety Guidelines
Adhere to all safety guidelines to ensure safe operation of the Rinnai R85. Maintain minimum clearances from combustible materials: 6 inches from the top and back‚ 2 inches from the sides‚ and 12 inches from the floor. Ensure proper ventilation and avoid installing in confined spaces. Never use the heater for pool or spa applications. Follow all installation instructions carefully to prevent fire or explosion risks. Keep the unit away from flammable materials and ensure proper venting. Always comply with local building codes and manufacturer recommendations for safe installation and operation.
7.2 Emergency Shutdown Procedures
In case of an emergency‚ immediately shut off the power supply to the Rinnai R85 at the circuit breaker or electrical panel. Next‚ turn off the gas supply valve to prevent any further fuel flow. Do not attempt to restart the unit until the issue has been resolved by a qualified technician. If you smell gas‚ open windows for ventilation‚ avoid sparks‚ and contact emergency services if necessary. Always follow the manufacturer’s instructions for safe shutdown procedures to prevent accidents or damage. Ensure all safety measures are taken before resuming operation.
7.3 Avoiding Potential Hazards
To ensure safe operation of the Rinnai R85‚ always follow safety guidelines to avoid potential hazards. Proper ventilation is crucial to prevent carbon monoxide buildup. Never install the unit in areas prone to gas leaks or where flammable materials are present. Keep the surrounding area clear of combustible substances‚ maintaining the recommended clearances. Avoid tampering with internal components‚ as this can lead to malfunctions or safety risks. Regularly inspect gas lines and connections for leaks or damage. Use only genuine Rinnai parts for replacements to maintain safety standards. Always adhere to local building codes and manufacturer instructions to prevent accidents. Proper maintenance and adherence to safety protocols are essential for safe and reliable operation.
Warranty and Support
The Rinnai R85 is backed by comprehensive warranty programs‚ ensuring coverage for parts and labor. For inquiries‚ contact Rinnai’s customer support at 1-800-621-9419 or visit their website.
8.1 Understanding the Warranty Terms
The Rinnai R85 warranty provides coverage for parts and labor under specific conditions. The standard warranty includes 5 years for the heat exchanger and 1 year for parts‚ with extended options available. Registration within 90 days of installation is required to activate the full warranty benefits. Proper installation and maintenance‚ as outlined in the manual‚ are essential to maintain warranty validity. Damage caused by improper use or failure to follow guidelines may void coverage. For detailed terms and conditions‚ refer to the warranty section in the manual or contact Rinnai support.
8.2 Contacting Rinnai Customer Support
Rinnai offers dedicated customer support to address inquiries‚ troubleshooting‚ and service requests. For assistance‚ contact Rinnai at their toll-free number: 1-800-621-9419. Their headquarters is located at 103 International Drive‚ Peachtree City‚ GA 30269. Visit their official website at www.rinnai.us for additional resources‚ including product manuals‚ FAQs‚ and contact forms. For warranty-related questions or technical support‚ ensure to have your model number (e.g.‚ R85) and serial number ready. Rinnai’s customer service team is available to provide guidance on installation‚ maintenance‚ and repair. Always refer to the official manual for accurate and up-to-date information.
8.3 Finding Authorized Service Providers
To ensure proper maintenance and repairs for your Rinnai R85‚ it’s crucial to use authorized service providers. These professionals are trained to handle Rinnai-specific systems‚ ensuring compliance with safety and efficiency standards. Visit the official Rinnai website at www.rinnai.us to locate certified service providers in your area. You can also contact Rinnai customer support at 1-800-621-9419 for recommendations. Always verify the credentials of any service provider before scheduling maintenance or repairs. Using unauthorized personnel may void your warranty or compromise performance. Regular servicing by authorized experts helps maintain optimal functionality and extends the lifespan of your Rinnai R85 Tankless Water Heater.