Hey guys! Today, we're diving deep into the Rinnai Infinity 28i, a popular continuous flow gas hot water system. If you're in the market for a new water heater or just curious about the Rinnai Infinity 28i, you've come to the right place. We'll explore its features, benefits, installation, and maintenance, and even touch on some common issues. Let's get started!

What is the Rinnai Infinity 28i?

The Rinnai Infinity 28i is a continuous flow gas hot water system, also known as a tankless water heater. Unlike traditional tank water heaters that store a limited amount of hot water, the Infinity 28i heats water on demand. This means you'll never run out of hot water, no matter how long your showers are or how many appliances you're running simultaneously. This feature alone makes it a standout choice for many households. The Rinnai Infinity 28i is designed for medium to large-sized homes, providing a consistent and reliable hot water supply whenever you need it. Its compact design and energy-efficient operation make it a popular choice for homeowners looking to upgrade their hot water systems.

One of the key advantages of the Rinnai Infinity 28i is its precise temperature control. You can set your desired water temperature, and the unit will maintain it consistently, regardless of the flow rate. This is particularly useful for families with young children or elderly members, as it helps prevent scalding. The Rinnai Infinity 28i also boasts a range of safety features, including overheat protection and flame failure detection, ensuring peace of mind for you and your family. Moreover, the Rinnai Infinity 28i is compatible with a variety of gas types, including natural gas and propane, making it a versatile option for different households. Its sleek and modern design also adds a touch of sophistication to your home. Remember, proper installation and regular maintenance are crucial to ensure the longevity and optimal performance of your Rinnai Infinity 28i.

Key Features and Benefits

When considering a new hot water system, it's essential to understand the key features and benefits that set the Rinnai Infinity 28i apart. This model is packed with features designed to enhance your hot water experience, improve energy efficiency, and provide long-lasting reliability. Let's break down some of the most important aspects.

• Continuous Flow: As mentioned earlier, the standout feature is the continuous flow of hot water. Say goodbye to cold showers! The Rinnai Infinity 28i heats water on demand, so you'll never run out, no matter how many people are using hot water at the same time. This is particularly beneficial for larger households or families with high hot water demands.
• Energy Efficiency: Traditional tank water heaters constantly heat water, even when it's not needed, leading to energy waste. The Rinnai Infinity 28i only heats water when you turn on a tap, making it significantly more energy-efficient. This can translate to lower energy bills and a smaller carbon footprint. The energy efficiency of the Rinnai Infinity 28i is a major selling point for environmentally conscious consumers.
• Compact Design: Compared to bulky tank water heaters, the Rinnai Infinity 28i has a compact and space-saving design. This makes it ideal for homes with limited space or for those who want to free up room in their basement or utility area. The sleek design also adds a modern touch to your home.
• Precise Temperature Control: The Rinnai Infinity 28i allows you to set your desired water temperature with precision. This ensures a comfortable and consistent hot water experience every time. The unit maintains the set temperature regardless of flow rate, providing added safety and convenience.
• Safety Features: Safety is paramount, and the Rinnai Infinity 28i is equipped with several safety features, including overheat protection, flame failure detection, and frost protection. These features provide peace of mind and ensure the safe operation of the unit. The safety features of the Rinnai Infinity 28i make it a reliable choice for families.
• Digital Monitoring: Many models come with digital monitoring systems that display error codes and provide information on the unit's performance. This makes troubleshooting and maintenance easier, allowing you to identify potential issues before they become major problems. The digital monitoring system is a user-friendly feature that enhances the overall experience.

Installation: What to Expect

Proper installation is crucial for the optimal performance and longevity of your Rinnai Infinity 28i. It's highly recommended to hire a licensed and qualified plumber to handle the installation process. Here's what you can generally expect:

1. Assessment: The plumber will assess your home's plumbing and gas lines to determine the best location for the unit and ensure compatibility. This includes checking the gas pressure and water pressure to ensure they meet the unit's requirements. The assessment is a critical step to avoid future issues.
2. Mounting: The Rinnai Infinity 28i is typically mounted on an exterior wall. The plumber will securely mount the unit, ensuring it's level and properly supported. Proper mounting is essential for safety and performance.
3. Plumbing Connections: The plumber will connect the unit to your home's water lines, ensuring all connections are watertight. This includes connecting both the cold water inlet and the hot water outlet. The plumbing connections must be done carefully to prevent leaks.
4. Gas Connection: The plumber will connect the unit to your home's gas line, ensuring a secure and leak-free connection. This is a critical step that requires specialized knowledge and tools. Always ensure a licensed gas fitter performs this task.
5. Electrical Connection: The Rinnai Infinity 28i requires an electrical connection for its controls and monitoring system. The plumber will connect the unit to your home's electrical system, ensuring it's properly grounded. The electrical connection must comply with local codes.
6. Venting: Proper venting is essential to remove exhaust gases safely. The plumber will install a venting system that meets the manufacturer's specifications and local codes. Incorrect venting can lead to dangerous carbon monoxide buildup.
7. Testing: After installation, the plumber will test the unit to ensure it's functioning correctly. This includes checking for leaks, verifying the water temperature, and testing the safety features. The testing phase is crucial to identify and resolve any issues before the unit is put into service.
8. Explanation: The plumber should explain the unit's operation and maintenance requirements. This includes showing you how to adjust the temperature, troubleshoot common issues, and schedule regular maintenance. Understanding the unit's operation will help you maximize its lifespan and performance.

Maintenance Tips

To keep your Rinnai Infinity 28i running smoothly and efficiently, regular maintenance is essential. Here are some tips to help you maintain your unit:

• Annual Inspection: Schedule an annual inspection with a qualified plumber. They can inspect the unit for any potential issues, clean the burner, and check the venting system. An annual inspection can prevent costly repairs.
• Flush the Unit: Mineral buildup can reduce the unit's efficiency and lifespan. Flush the unit annually to remove any accumulated minerals. Your plumber can perform this service or guide you through the process. Flushing the unit is a simple but effective maintenance task.
• Check the Venting: Regularly inspect the venting system for any obstructions or damage. Ensure the vent is clear of debris and that all connections are secure. Proper venting is crucial for safety.
• Clean the Air Filter: Some models have an air filter that needs to be cleaned regularly. Check the manufacturer's instructions for the location and cleaning procedure for the air filter. A clean air filter ensures proper airflow and efficient operation.
• Monitor for Error Codes: Pay attention to any error codes displayed on the unit's control panel. Consult the manufacturer's manual or contact a qualified plumber for assistance in troubleshooting the error codes. Monitoring for error codes can help you identify potential issues early.
• Keep the Area Clear: Ensure the area around the unit is clear of any obstructions. This allows for proper airflow and access for maintenance and repairs. Keeping the area clear is a simple but important maintenance practice.

Troubleshooting Common Issues

Even with proper maintenance, you might encounter some common issues with your Rinnai Infinity 28i. Here are some troubleshooting tips to help you resolve them:

• No Hot Water: If you're not getting any hot water, check the gas supply, power supply, and water supply. Ensure the unit is turned on and that the temperature is set correctly. If the issue persists, contact a qualified plumber. No hot water is a common issue that can have several causes.
• Error Codes: Error codes indicate a specific problem with the unit. Consult the manufacturer's manual for a list of error codes and their corresponding solutions. Some error codes can be resolved by the user, while others require professional assistance. Error codes provide valuable information for troubleshooting.
• Inconsistent Water Temperature: If the water temperature is fluctuating, check the water pressure and gas pressure. Low pressure can cause inconsistent temperatures. Also, ensure the unit is properly sized for your home's hot water demands. Inconsistent water temperature can be a sign of underlying issues.
• Loud Noises: Unusual noises can indicate a problem with the unit's components. Contact a qualified plumber to inspect the unit and identify the source of the noise. Loud noises should be investigated promptly.
• Leaks: Check for any leaks around the unit's connections. If you find a leak, turn off the water supply and contact a qualified plumber. Leaks can cause water damage and should be addressed immediately.

Is the Rinnai Infinity 28i Right for You?

Deciding whether the Rinnai Infinity 28i is the right choice for you depends on your specific needs and circumstances. Consider the following factors:

• Household Size: The Rinnai Infinity 28i is well-suited for medium to large-sized homes with moderate to high hot water demands. If you have a small household with low hot water usage, a smaller model might be more appropriate.
• Budget: The Rinnai Infinity 28i is a premium product with a higher upfront cost compared to traditional tank water heaters. However, its energy efficiency and long lifespan can result in long-term savings. Consider your budget and the potential return on investment.
• Space: The compact design of the Rinnai Infinity 28i makes it ideal for homes with limited space. If you're short on space, the Rinnai Infinity 28i is an excellent choice.
• Energy Efficiency: If you're looking to reduce your energy consumption and lower your utility bills, the Rinnai Infinity 28i is a great option. Its on-demand heating system is significantly more energy-efficient than traditional tank water heaters.
• Reliability: The Rinnai Infinity 28i is known for its reliability and long lifespan. With proper maintenance, you can expect many years of trouble-free operation. Reliability is a key factor for many homeowners.

In conclusion, the Rinnai Infinity 28i is a top-of-the-line continuous flow gas hot water system that offers numerous benefits, including endless hot water, energy efficiency, and a compact design. While it requires a higher upfront investment, its long-term savings and reliability make it a worthwhile choice for many homeowners. Just remember to get it installed by a pro and keep up with the maintenance! Cheers!