Amana-Goodman 1370906S Limit Switch

Maintaining proper thermal regulation is critical for system safety, and the Amana-Goodman 1370906S Limit Switch is the OEM furnace replacement part engineered for high-limit protection in residential heating units. This primary limit switch features a 7" insertion length to accurately monitor internal heat exchanger temperatures, triggering a precise cut-out temperature between 120-150°F to prevent overheating and potential component damage. As a technical professional, you recognize this as the direct cross-reference for B1370006, ensuring a seamless fit and electrical compatibility with the Goodman GMPN040-3 model series and other compatible air handlers.

Every 1370906S limit switch is shipped directly from the factory and undergoes rigorous testing to verify continuity and set-point accuracy before shipment. Whether you are troubleshooting a furnace limit switch error code or performing a standard HVAC system tune-up, replacing a drifting or stuck switch with this genuine Goodman part restores the safety circuit and ensures reliable blower fan cycling. Focused on durability and field performance, this switch is a staple for contractors looking for high-volume SEO keywords reliability in furnace repair parts.

Key Benefits:

• OEM Compatibility: Specifically engineered for the Amana-Goodman GMPN040-3 series and serves as the official replacement for B1370006 and B13709-06.
• Precision Thermal Safety: Fixed 150°F open and 120°F close (L150-30) ratings provide furnace high-limit protection.
• Optimized Probe Design: The 7-inch limit switch insertion length ensures deep reach into the air stream for sensitive temperature detection.
• Factory Verified: Direct-from-factory logistics ensure you receive a brand-new, non-refurbished HVAC limit switch that meets current manufacturing standards.

Common Questions:

What are the symptoms of a faulty 1370906S limit switch?
Technicians often see the blower fan running continuously or the furnace short-cycling (shutting down before the thermostat set-point is reached). If the switch fails open, the burners will not ignite, typically resulting in a specific error code on the control board.

Will this work as a replacement for the B1370006 part number?
Yes, the 1370906S is the direct manufacturer-designated cross-reference for B1370006. It maintains the same thermal specs and 2-pin electrical connectivity.

Is this a universal limit switch?
No, this is an OEM Goodman repair part. While it may fit various furnace models across the Amana, Goodman, and Janitrol brands, always verify the limit switch temperature rating and probe length against your specific unit's data plate.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.