Laars Heating Systems W0040900 Pilot Assembly 318172-701 it ensures tight shut-off during

it ensures tight shut-off during the off-cycle

Set your multimeter to the DC microamps (µA) scale and connect it in series with the flame sensor lead

While the gear train is versatile

As a core component in Lennox

using a Nordyne replacement TXV guarantees physical fitment and pressure drop characteristics that match the original factory specifications

Laars Heating Systems W0040900 Pilot Assembly 318172-701 it ensures tight shut-off duringThe Laars Heating Systems W0040900 Natural Gas Pilot Assembly is a critical OEM component designed for high performance ignition cycles in residential and commercial hydronic systems. As a veteran grade Natural Gas Pilot Assembly, this unit ensures precise flame rectification and reliable pilot burner performance across the Laars Mini Therm JVT series (sizes 50 225) and legacy Teledyne Laars boiler models. Built for the rigors of high duty cycles,