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ideally eight feet downstream from heating or cooling coils to prevent stratification errors
always match the original temperature specifications (175°F Open / 125°F Close) provided by the manufacturer
typically matching a 3/4" suction line on residential splits
installing an incorrect rotation wheel will result in significantly reduced airflow and potential motor overheating
this corresponds to a 1-1/2" Nominal Inside Diameter (ID)
Lennox 75M32 Limit Switch ideally eight feet downstream fromThe Lennox 75M32 Limit Switch is a critical safety component designed for precise thermal regulation within HVAC systems. This primary limit control features a 155 195F auto limit range, specifically engineered to open the electrical circuit at a 195F cut out temperature and automatically reset once the system cools to a 155F cut in point. As a direct OEM replacement part, it ensures seamless integration and maintains the intended internal safety
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