McDonnell & Miller RB24-E Low Water Cut-Off 144692

Description

The McDonnell & Miller RB24-E Low Water Cut-Off (LWCO) is a popular choice for protecting hot water boilers from the dangers of low water conditions. Here’s a breakdown of its key features and benefits:

Function:

• Automatically shuts down the boiler burner if the water level falls below a safe threshold, preventing overheating and potential steam explosions.

Operating Principle:

• Electronic: Utilizes a solid-state conductivity probe to detect water presence.
• 24 VAC operation: Compatible with most residential boiler control systems.
• Automatic reset: Resumes operation automatically once the water level rises to a safe point.

Features:

• Brass threads: Ensure a leak-free and secure connection.
• Integrated wrench flats: Simplify installation and prevent damage to the housing.
• Self-cleaning probe: Minimizes maintenance needs and extends cleaning intervals.
• Universal wiring harness: Adapts to different boiler models for “plug-and-play” installation.
• Green power on LED: Indicates the LWCO is receiving power.
• Red low water LED: Signals a critical water level condition and boiler shutdown.

Benefits:

• Enhanced safety: Protects your boiler from low water hazards and potential explosions.
• Reliable performance: Solid-state technology offers dependable operation with minimal moving parts.
• Easy installation: Universal wiring harness and compact design simplify setup.
• Automatic reset: Eliminates the need for manual intervention after a low water event.
• Peace of mind: Provides constant monitoring and automatic response to water level changes.
• Low maintenance: Self-cleaning probe reduces cleaning frequency.

Things to consider:

• Compatibility: Ensure the RB24-E matches your boiler’s voltage requirements and control system compatibility.
• Installation: Proper installation by a qualified technician is crucial for safety and optimal function.
• Testing: Regular testing is recommended to ensure the LWCO is working correctly.

Overall, the McDonnell & Miller RB24-E Low Water Cut-Off is a reliable and versatile option for protecting your hot water boiler. Its combination of advanced technology, ease of use, and safety features makes it a popular choice for homeowners and professionals alike.