Engineered with 17-4 PH stainless steel wetted parts

5 HP Permanent Split Capacitor (PSC) motor engineered for continuous-duty performance in demanding commercial and residential HVAC applications

Key Benefits Accurate Diagnostics: Effectively isolates variable speed motors to confirm whether the fan or the control module is the root cause of HVAC system failure

always ensure a 10MFD 370V capacitor is used and verify the blower wheel balance during installation

Lennox 21Z23 Kit 318423-701 Engineered with 17-4 PH stainlessWhen you are handling a conversion on a multi stage Lennox unit, the Lennox 21Z23 conversion kit is the standard for transitioning from natural gas to LP (liquid propane). This 2 stage gas conversion kit is engineered specifically for compatibility with Lennox furnace models in the LG LD 024 074S H U, KG 024 090, and ZG 036 074 series. As a veteran tech knows, managing manifold pressure on a two stage gas valve requires precision; this kit includes