Bell & Gossett 103401LF Circulator R-22 this 155-175F flame rollout switch

this 155-175F flame rollout switch replacement is essential for troubleshooting "limit circuit open" 1-flash diagnostic codes on Lennox furnace units

This module is essential for maintaining optimal system performance and preventing communication errors within the diagnostic network

Common culprits include low control voltage (undervoltage)

the 0131P00003S is the current manufacturer-recommended replacement for part numbers 11114905

The kit includes the necessary mounting plates and a motor capacitor

Bell & Gossett 103401LF Circulator R-22 this 155-175F flame rollout switchThe Bell & Gossett 103401LF is a high efficiency, lead free bronze wet rotor circulator designed for quiet, maintenance free performance in potable water and hydronic heating systems. As the direct replacement for the legacy 103401 model, this NBF 36 circulator pump features a 1 6 HP, 115V single phase motor delivering up to 3300 RPM. The three speed motor allows technicians to field adjust the pump curve to match specific system requirements,