Single Replacement Set: 1 pc S1-7975-3281 Limit Switch
Normally Open Design: Room Temp: Remains OPEN (no continuity) – normal operation. Closes at 110°F: Activates fan/heating circuits .Re-Opens at 90°F: Automatically resets after cooling. Test with heat (e.g., hair dryer) to observe open→closed→open cycle
Suitable:Compatible with York Coleman furnace. Verify compatibility via appliance serial tag or manual
Enhanced Safety: Monitors the venting system to prevent potential overheating and ensure safe, reliable furnace operation
Stable build: Precision - molded parts and heat - resistant materials ensure compatibility and durability. Made to original specs for stress - free repairs
وصف
Auto Reset Activation:
Circuit automatically cut off at 90°F and turns on at 110°F without manual intervention. DIY Installation:
Plug-and-play design with clear wire connections—no special tools required.
Installation Tips
Power Off First: Unplug the microwave before replacing the thermostat.
Match Connections: Ensure wire colors/patterns match the original thermostat.
Test Functionality: Heat to 110°F to confirm closure, then check auto-reopen at 90°F.
FAQ
Q: Is continuity normal at room temperature?
A: No! It stays open until heated to 110°F.
Q: How does it prevent overheating?
A: When the temperature reaches 110°F, the circuit closes and the cooling fan starts up.
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