you must use the 426855108 assembly to ensure correct fitment and torque transfer

such as a clogged media filter

Why is the 90-degree orientation important

this kit replaces the legacy ICP 1177394 ignition board

the Siemens 656-601 Repack Kit is the professional standard for restoring the integrity of Powermite 656 series valve stems

Lennox 56L55 Orifice 321894-706 you must use the 426855108The Lennox 56L55 Orifice is a genuine OEM component engineered for precision fuel regulation in high efficiency gas furnaces and packaged rooftop units converted for liquid propane (LP) gas usage. This #52 LP orifice is critical for maintaining the correct stoichiometry in the burner assembly, ensuring stable combustion and preventing soot accumulation or delayed ignition often caused by improper drill sizes. Whether you are performing a natural gas