Johnson Controls VG7842ET Valve 320735-701 this standard thread-in thermocouple is

this standard thread-in thermocouple is interchangeable with most major manufacturers that utilize a 25–35 mV standing pilot system and an 11/32-32 connection

check the terminals while the switch is cool

the internal bimetal disc triggers a circuit interruption to prevent equipment damage

Simplified Installation: Standard 2-wire 24V wiring integrates seamlessly with most modern zone control panels and HVAC thermostats

If the spark is jumping to ground rather than the gas stream

Johnson Controls VG7842ET Valve 320735-701 this standard thread-in thermocouple isThe Johnson Controls VG7842ET Valve is a high performance 3 way mixing globe valve engineered specifically for technical precision in HVAC hydronic systems. Constructed with a cast bronze body and durable brass trim, this 1 2 inch NPT valve provides reliable control over hot water, chilled water, and saturated steam up to 15 psig. With a 1. 8 Cv rating and linear flow characteristics, it ensures stable modulation and mixing of fluids to maintain exact