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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
the 143-62-023-42 orifice is compatible with natural gas
The primary 120V side uses wire leads
you must verify against your specific serial number and parts list
This particular model is a blank thermostat cover
The York S1-024-21678-700 is an OEM 24V SPDT Relay designed for heavy-duty switching in residential and commercial HVAC control systems
Trane CNT1662 High Limit the 143-62-023-42 orifice is compatibleThe Trane CNT1662 High Limit is a critical safety component designed for precise thermal regulation within furnace and air handler heat exchangers. Built with an L250F SPST NC C High limit configuration, this switch acts as a failsafe by monitoring supply plenum temperatures and interrupting the 24V control circuit if levels exceed the 250F threshold. This immediate shutdown of the gas valve helps prevent structural damage to the primary heat
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