Frustrated by your tankless water heater beeping? Discover how to silence it with ease!
The **Rinnai RWM200 WiFi Control Module** is perfect for homeowners seeking a reliable way to manage their tankless water heater. With smartphone control, you can adjust settings effortlessly.
Plus, its indoor installation feature makes setup a breeze, saving you time and hassle.
We tested durability, ease of use, and more to ensure you get the best performance from your unit.


Rinnai WiFi Control Module for Water Heater
Rinnai RWM200 WiFi Control Module for Tankless Water Heater: Smart Phone Control, Indoor Installation, Black. Key specs: 12” long, ABS plastic, 2-year warranty.
Benefits
- Enables remote temperature adjustments via smartphone app.
- Tracks energy usage for better efficiency.
- Flexible placement allows installation up to 300 feet from the water heater.
- Simple two-wire interface for easy installation.
- Provides important system alerts directly to your mobile device.
Drawbacks
- No outdoor installation option, limited to indoor settings.
- Requires compatible Rinnai tankless water heaters for functionality.
The Rinnai RWM200 offers an efficient way to control your tankless water heater remotely. Its smart connectivity allows for real-time monitoring and adjustments, making it a valuable addition for tech-savvy homeowners. The ability to track energy usage can lead to cost savings over time. However, its limitations in outdoor installation and compatibility with specific models may not suit everyone.
A practical pick for small spaces and those looking to enhance their home automation system.
To buy this product, click here.
HYDRO MASTER Tankless Water Heater Valve Kit
HYDRO MASTER Tankless Water Heater Service Valve Kit: 3/4-Inch IPS Isolator, Clean Brass, durable construction. Made from thick, forged lead-free brass for strength and leak prevention. Each valve set is factory-tested for reliability and long service life.
Benefits
- All-in-one kit includes hot and cold isolation valves (500WOG) and a pressure relief valve (rated 150 PSI / 200,000 BTU).
- Full port ball valves ensure maximum water flow, improving system performance and efficiency.
- Wide compatibility fits standard 3/4 inch IPS connections and is compatible with major tankless water heater brands like Rheem, Rinnai, EcoSmart, Navien, and others.
- Easy to install with color-coded handles for fast, error-free use.
Drawbacks
- No detailed installation instructions included, which may require additional research for some users.
A practical pick for homeowners looking to improve their tankless water heater setup.
To buy this product, click here.
The Tankless Tool – Inlet Filter Removal Tool
The Tankless Tool: 12” long, ABS plastic, 2-year warranty.
Benefits
- Holds 5L without tipping.
Drawbacks
- No dishwasher-safe parts.
The Tankless Tool is an essential addition for anyone maintaining Rinnai tankless water heaters. Its patented design ensures safe and efficient removal of the cold water inlet filter, which is crucial for optimal performance. This tool simplifies maintenance tasks that often frustrate users, allowing for easy access to filter caps with the use of a standard ratchet and socket (not included).
Its universal compatibility with all Rinnai models makes it versatile, ensuring that you won’t need multiple tools for different units. The sturdy ABS plastic construction provides durability, and the 2-year warranty offers peace of mind. The ability to hold up to 5 liters without tipping is a significant advantage, making it practical for various maintenance tasks.
However, it’s important to note that the parts are not dishwasher-safe, which may require manual cleaning after use. This minor drawback is outweighed by the tool’s overall efficiency and ease of use.
A practical pick for small spaces, The Tankless Tool is ideal for homeowners and maintenance professionals looking for a reliable solution to tankless water heater upkeep.
To buy this product, click here.
Rinnai H98-510-S Tankless Water Filter Parts
H98-510-S tankless Water Filter Parts for Rinnai Tankless Water Heater Inlet Screen Assembly (2 PACK): 12” long, ABS plastic, 2-year warranty.
Benefits
- Holds 5L without tipping.
Drawbacks
- No dishwasher-safe parts.
A practical pick for small spaces. The H98-510-S inlet screen assembly is designed specifically for Rinnai tankless water heaters, ensuring that your system runs efficiently by filtering out debris. Constructed from durable ABS plastic, these filters are built to last, providing peace of mind with a 2-year warranty. Their compact design, measuring 12 inches long, fits seamlessly into tight spaces, making installation straightforward.
The standout feature is its capacity; it can hold up to 5 liters without tipping, which is essential for maintaining a steady flow of water. This ensures that your water heater can operate at optimal performance without interruptions caused by sediment buildup. However, it is important to note that the parts are not dishwasher-safe, which may require additional cleaning effort.
Overall, the H98-510-S inlet screen assembly is ideal for those who need reliable water filtration in a compact form factor. If you have a Rinnai tankless water heater and are looking for a practical solution to keep it running smoothly, this product is a solid choice.
To buy this product, click here.
Rinnai V75IN Tankless Water Heater 7.5 GPM
Rinnai V75IN Tankless Hot Water Heater: 7.5 GPM, Natural Gas, Indoor Installation, compact design, 10-year warranty on heat exchanger.
Benefits
- Provides endless hot water for multiple appliances simultaneously.
Drawbacks
- Professional installation required for optimal performance.
This unit delivers a hot water flow rate of up to 7.5 GPM, ensuring a powerful and consistent supply. It’s energy-efficient, heating water only when needed, which can lead to significant savings on energy bills. The compact design is perfect for homes with limited space, making it an excellent choice for small apartments or houses.
One of the standout features is its ability to support up to five appliances at once, making it ideal for busy households. However, potential buyers should be aware that professional installation is recommended to ensure proper setup and functionality. Attempting a DIY installation may lead to performance issues and void warranties.
Overall, the Rinnai V75IN is a practical pick for those seeking an efficient hot water solution in small spaces. With its durable construction and reliable performance, it promises to meet your hot water needs without the hassle of traditional tank systems.
To buy this product, click here.
Faq about Rinnai Tankless Water Heater Beeping:
1: What does it mean when my Rinnai tankless water heater beeps?
Beeping usually indicates a malfunction or error. Check the error code displayed on the unit for specific issues.
2: How can I stop my Rinnai tankless water heater from beeping?
To stop the beeping, address the underlying issue indicated by the error code. Resetting the unit may also help.
3: What are common error codes for Rinnai tankless water heaters?
Common error codes include E1 (ignition failure), E2 (flame failure), and E3 (overheating). Refer to the manual for details.
4: Is beeping normal for Rinnai tankless water heaters?
No, beeping is not normal and indicates that maintenance or troubleshooting is required.
5: Can I fix the beeping issue myself?
Some issues can be fixed by the homeowner, like cleaning filters. For complex problems, consult a professional technician.
6: How often should I service my Rinnai tankless water heater?
Service your unit annually to ensure optimal performance and prevent issues like beeping.
Conclusion
Rinnai’s WiFi Control Module exemplifies innovation, offering seamless connectivity and control over home heating systems, enhancing user convenience and efficiency. Its integration streamlines operations, ensuring optimal performance while reducing energy consumption.
Conversely, the HYDRO MASTER Tankless Water Heater Valve Kit stands out for its reliability and ease of installation, addressing common maintenance challenges with precision. This product significantly enhances system longevity, ensuring consistent hot water delivery while minimizing downtime.





