the diaphragm and housing assembly can typically withstand a maximum surge of 30 psi

Intermittent Pilot Efficiency: Extends component life by only engaging the pilot light during a call for heat

For technicians troubleshooting intermittent signal loss or coil failure

it automatically stops at the end of its rotation without the need for mechanical limit switches

the 193B-1704 significantly extends the service life of the boiler vessel and improves total system combustion efficiency

Sterling 11J38R03421001 Pilot Assembly Els PW 17895 the diaphragm and housing assemblyThe Sterling 11J38R03421001 Pilot Assembly is a high performance OEM ignition component engineered for Sterling unit heaters and gas fired equipment utilizing the Honeywell SmartValve system. This assembly features the Honeywell Q3450C pilot burner, essential for providing a stable pilot flame and consistent sensing in advanced 24V ignition circuits. Designed for compatibility with Sterling TF, RF, and SF series unit heaters, it ensures the precise