Installing this on a natural gas unit will result in improper manifold pressure and potentially dangerous combustion levels

igniter timing

This is essential for system flushing

the unit utilizes a high-grade pilot orifice and a durable electrode configuration for reliable sparking

this 20 Watt solenoid coil features Class FB insulation

ASCO 8221G5HW Valve R-22 Installing this on a naturalThe ASCO 8221G5HW Valve is a high performance 2 way normally closed solenoid valve engineered specifically for demanding hot water applications. Utilizing a robust brass body and reliable NBR seals, this pilot operated solenoid valve manages flow pressures ranging from 5 to 150 PSI. The 120Vac coil powers a slow closing valve mechanism designed to mitigate water hammer, protecting your HVACR infrastructure from damaging pressure spikes. With a 3 4"