The Parker D200P3 is designed for continuous duty (100% duty cycle) when operated within its specified voltage and temperature parameters

it requires technician intervention to restart the appliance after an overheat event

Is the glass included with the gauge set

brazed seal

How do I test if the TRR0465 is defective

Resideo VR8204H1006 Valve Els PW 17895 The Parker D200P3 is designedThe Resideo VR8204H1006 is a professional grade intermittent pilot gas valve designed for high performance gas fired appliances. This dual automatic combination valve features a 1 2" NPT inlet and outlet with a slow opening characteristic to ensure smooth ignition and stable burner operation. Operating on a standard 24VAC gas valve circuit, it includes a factory set 3. 5" W. C. pressure regulator specifically calibrated for natural gas applications.