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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
000 BTU up to 290
which maximizes surface area for heat absorption while utilizing less refrigerant than traditional tube-and-fin configurations
the A421AEC-02 is the direct replacement for A419AEC-2
This orifice is sized specifically for specified BTU inputs
Lennox 10B85 Module Kit 320819-301 000 BTU up to 290The Lennox 10B85 Module Kit (OEM Part #610587 18) is a critical HVAC control board replacement designed to maintain the sequence of operation in high efficiency residential and light commercial equipment. As the direct replacement for Lennox 84W15, this kit ensures full backward compatibility and seamless integration with existing wiring harnesses. For technicians troubleshooting intermittent ignition failures or communication errors, installing a