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providing a comprehensive solution for restoring the pilot-operated normally closed mechanism
making it suitable for 24 VAC/VDC control circuits commonly found in HVAC automation
As the first component to activate during a heat call
Exceeding this limit may damage the internal silicone diaphragm and affect the accuracy of the set point
you should see continuity (0 ohms) across the terminals
Lennox 99K31 Relay mario providing a comprehensive solution forThe Lennox 99K31 relay is a critical OEM replacement component designed specifically for managing blower motor operations in Lennox residential furnaces and AHUs. Rated for a 2. 5 4. 0 AMP load, this SPNO (Single Pole Normally Open) relay ensures reliable low voltage control over high voltage circuits. Field technicians prioritize the 99K31 for its precise 24V coil voltage compatibility, which prevents common failures like relay chatter or pitted
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