Weil McLain 381-354-535 Conversion Kit 326070-701 replacing the seasoned probe with

replacing the seasoned probe with this genuine Model 2003 assembly restores the 5–10 VDC return path needed for reliable level detection

It is strongly recommended to replace all belts in a set simultaneously

What belt types can I use with this sheave

maintaining an exact motor mount position is essential to minimize vibration and prevent premature wear on pulleys and belts

the MC4002-AC is specifically designed to manage the second stage of cooling required for proper economizer operation and 2-stage compressor logic

Weil McLain 381-354-535 Conversion Kit 326070-701 replacing the seasoned probe withThe Weil McLain 381 354 535 is a performance critical natural gas high altitude conversion kit designed to calibrate combustion parameters for hydronic systems operating in low oxygen environments. At elevations above 2,000 feet, reduced air density necessitates precise adjustments to the fuel to air ratio to prevent incomplete combustion and soot accumulation. This kit modifies the gas input and burner performance to ensure atmospheric or forced