reducing mechanical linkage failures and streamlining the HVAC actuator replacement process

the capillary length is factory-sealed and charged

this component manages the staggered activation of heating elements to prevent excessive current draw and line voltage drops that can trip breakers

it is a versatile replacement for Johnson Controls P70 and Honeywell P421 series units

Lennox 73W81 Conversion Kit 318820-201 reducing mechanical linkage failures andThe Lennox 73W81 (Part Number 604913 03) is a critical LP to Natural Gas Conversion Kit engineered specifically for technical field conversions of Lennox ML180, EL180, ML193, ML195, EL195, and 80AF1 92AF1 95AF1 series furnaces. This genuine OEM assembly provides 12 main burner orifices sized at 0. 063 and a precise gas valve regulator spring to ensure proper manifold pressure adjustments from propane back to natural gas operation. For contractors,