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The unit typically draws power directly from the 301C controller via the communication bus
A thermocouple produces approximately 30mV to power the safety magnet
This specific furnace control board manages ignition sequences
The internal bellows-activated mechanism is supported by a reinforced diaphragm designed to resist high-pressure spikes up to a 250 PSI maximum operating limit
York S1-024-36139-000 Relay 319847-401 The unit typically draws powerThe York S1 024 36139 000 Relay is a rugged 24V DPST NO sequencing relay engineered for precise control in York and Johnson Controls HVAC systems. This OEM replacement relay is designed to manage high current inductive loads by isolating the 24 volt control circuit from the line voltage power supply. With its Double Pole Single Throw Normally Open configuration, this component allows for simultaneous switching of two separate circuits, making it an
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