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or a burnt coil smell
ensuring seamless fit and functional continuity
The integral compression fittings are designed for 1/4" OD rigid or semi-rigid tubing
The McDonnell & Miller SA259-24 is the upper fitting specifically designed to connect to the top of the gauge glass or water column
The assembly is built to withstand high-temperature cycles
Lennox 54M90 Orifice 328140-751 or a burnt coil smellThe Lennox 54M90 LP Orifice is a critical metering component designed for precise gas to propane conversion in compatible Lennox heating units. Engineered for durability and high tolerance performance, this 0. 034 inch orifice ensures steady pressure regulation and fuel flow, preventing common combustion issues such as soot buildup or irregular flame patterns. For contractors performing a Lennox furnace LP conversion, using OEM spec orifices is
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