York S1-02543257000 97% Modulating Gas Valve
Regular price $391.21The York S1-02543257000 97% Modulating Gas Valve is a York gas valve for HVAC repair and replacement work. Use it when the part number S1-02543257000 and the listed specifications match the equipment being serviced.
S1-02543257000 Is an official OEM replacement part for York HVAC equipment.
Key Specs
- Product Type: Gas Valve
Fitment Notes
Captured equipment fit data references models including CM9M120D20MP11. Verify the complete unit model and service manual before installation.
Expert Verdict
Reviewed by the SuperArbor Pro Desk: choose this part when the existing component label and unit documentation match S1-02543257000 and the spec set above. It is best suited for targeted HVAC service repairs where exact fitment matters more than broad universal compatibility.
FAQs
What is the York S1-02543257000 used for?
It is a gas valve for compatible York HVAC equipment. Match the part number S1-02543257000 and the equipment service literature before ordering or installing.
Which specs should I verify before purchase?
Verify the spec set shown for this part: Product Type: Gas Valve. The replacement should match the existing component and the unit documentation.
How do I confirm this is the right replacement?
Compare the part number S1-02543257000, the gas valve description, and any unit model references with the original component and the service manual.
Which equipment models are referenced in the fit data?
Captured fit data references models such as CM9M120D20MP11. Treat this as a fitment aid and verify the complete model list in the equipment documentation.
Who should install this HVAC component?
A qualified HVAC technician should install and test the gas valve. Disconnect power first, follow lockout procedures, and confirm safe operation after replacement.
Safety and Installation Notes
Disconnect power before service. HVAC electrical and combustion-related components should be installed and tested by a qualified technician. After installation, confirm wiring, mounting, airflow or fluid routing as applicable, and normal system operation.
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