Bell & Gossett 103401LF Circulator R-22 When replacing an S1-026-24068-700 replacement

When replacing an S1-026-24068-700 replacement wheel

which prevents premature bearing wear and vibration-induced noise

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

Common culprits include low control voltage (undervoltage)

Tighten the retaining nuts evenly in a cross-pattern to avoid localized pressure that can lead to glass failure

Bell & Gossett 103401LF Circulator R-22 When replacing an S1-026-24068-700 replacementThe 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,