Weil McLain 511-724-274 Flame Sensor Els PW 17895 While jump-testing can confirm a

While jump-testing can confirm a faulty switch

ensuring broad compatibility with existing HVAC compressor fittings and Rotalock-style systems

Replacement pilot assembly for residential and commercial heating systems

Does this kit include the orifices

Weil McLain 511-724-274 Flame Sensor Els PW 17895 While jump-testing can confirm aThe Weil McLain 511 724 274 Main Flame Sensor is a critical OEM replacement part engineered for precise flame rectification in high efficiency boiler systems. As a veteran technician knows, a fouled or oxidized HVAC flame sensor is the primary culprit behind intermittent ignition failure and short cycling. This genuine Weil McLain replacement part is designed to withstand high combustion temperatures, providing a reliable microamp signal to the boiler