Armstrong Fluid Technology 806137-001 Coupler R-407A a stuck contact in the

a stuck contact in the time delay relay is a common culprit

Universal Compatibility: Fits NEMA 143T

Its clockwise (CW) rotation is calibrated for specific Lennox and allied brand blower assemblies

installing the complete 1178979 assembly ensures the blower wheel and motor bearings are also refreshed for optimal performance

depending on the specific York model application

Armstrong Fluid Technology 806137-001 Coupler R-407A a stuck contact in theThe Armstrong Fluid Technology 806137 001 Coupler is a high performance circulating pump coupler designed to facilitate a precise connection between the motor and the pump shaft. This genuine OEM assembly serves as the direct replacement for the discontinued 806137 000 model, ensuring seamless compatibility with Series 1050, Series S, and Series H pump families. Featuring a flexible insert type design, this 3J coupler accommodates minor shaft