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To maintain accuracy and prevent set point drift
as the factory-molded straight boots provide the necessary seal against moisture and debris
the integral vent limiting orifice is designed to restrict gas escape to safe levels
It is recommended to keep a spare key in a secure location or on the technician’s ring for maintenance access
Lennox 45H70 Relay To maintain accuracy and preventThe Lennox 45H70 is a high performance 3PDT fan control relay designed for precise switching in demanding HVACR applications. Operating on a 24V coil, this three pole, double throw component is engineered to manage fans, blowers, and motor circuits in both residential and commercial equipment. It is functionally identical to and replaces the Lennox 45H7001, ensuring a direct drop replacement for field service. Rated for 10A at 120 240VAC and 5A at
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