Bard 8402-116 Limit Switch 318423-701 What is the purpose of

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Bard 8402-116 Limit Switch 318423-701 What is the purpose ofThe Bard 8402 116 Limit Switch is a critical safety component designed for high temperature protection in Bard wall mount heat pumps and air conditioning units. Engineered with a fixed temperature setting of L300 30, this high limit control opens the electrical circuit when the internal plenum temperature reaches 300 degrees Fahrenheit and automatically resets when it cools by 30 degrees. This normally closed (NC) disc style switch prevents heat