Weil McLain 511-724-253 Thermocouple 320788-703 the orifice assembly comes with

the orifice assembly comes with the mesh strainer to prevent clogging of the metering port

28 in) build quality

For technicians servicing high-efficiency variable-speed units

Interchangeable needle assembly parts help reduce downtime during valve maintenance

Can the P72AA-1 be used with all refrigerants

Weil McLain 511-724-253 Thermocouple 320788-703 the orifice assembly comes withThe Weil McLain 511 724 253 Thermocouple is a task specific 48 inch push in thermocouple designed for high performance flame sensing in residential gas boilers and standing pilot systems. Engineered as a genuine OEM replacement part, this 48" lead ensures reliable millivolt signal transmission to the gas valve, maintaining the safety loop in LP (Propane) and Natural Gas configurations. When troubleshooting a pilot that will not stay lit or a burner