The Lennox 74P70 (also referenced as part number 14662052) Gas Valve is a high-quality replacement component engineered for reliable performance in Lennox GSB8 and GSB84 series gas boilers. Designed for natural gas applications, this gas valve operates at 24 VAC and integrates with electronic intermittent ignition systems to ensure safe and consistent fuel delivery during boiler operation.

This gas valve is suitable for 2- to 5-section GSB8 and GSB84 gas boilers, providing precise control of natural gas flow based on system demand. The electronic intermittent ignition functionality enables controlled ignition sequences, improving safety and efficiency while reducing wear on ignition system components. The 24 VAC coil design is compatible with standard low-voltage boiler control circuits, making installation straightforward when replacing a failed or worn valve.

Manufactured to Lennox quality standards, the 74P70 – 14662052 Gas Valve helps maintain optimal combustion performance, minimize downtime, and extend the service life of your boiler. It is a direct fit replacement for original equipment installations, meeting strict tolerances and operational specifications required by the boiler manufacturer. This gas valve is ideal for professional HVAC technicians and contractors performing routine maintenance, repair, or retrofit work on Lennox GSB8/GSB84 natural gas boilers.

 

Key Features:

• Replacement gas valve for Lennox GSB8 and GSB84 series gas boilers with 2 to 5 sections
• Designed for natural gas fuel applications
• Operates at 24 VAC for compatibility with standard boiler control systems
• Electronic intermittent ignition support for improved safety and consistent startup
• Direct fit OEM replacement (Lennox part number 14662052)
• Reliable construction for long service life and dependable performance

 

Applications:

• Lennox GSB8 gas boilers
• Lennox GSB84 gas boilers
• Residential and light commercial boiler systems requiring 2-5 section gas valve replacement