Secure Pneumatic Seal: Integrated barbed connection fits standard 3/16" or 1/4" vacuum tubing to prevent nuisance trips

OEM Compatibility: Guaranteed fit for Lennox G11

What does 'Open on Rise' mean for this furnace limit

preventing the control board from receiving a steady DC microamp signal

Optimized for ICP furnace maintenance to resolve common pressure switch trip errors caused by vacuum leaks

Spence Engineering 05-05003-00 Orange Spring Secure Pneumatic Seal: Integrated barbedThe Spence Engineering 05 05003 00 Orange Spring is a critical component for technicians maintaining Spence D Pilot and D5 pressure reducing pilots. Designed for high performance steam and fluid systems, this orange adjusting spring provides a precise delivery pressure range of 5 50 PSI. Built with a 1 4 inch wire diameter, it ensures consistent tension and reliable set point stability when integrated into a Spence Type E or Type C main valve