Optimized for natural gas and propane (LPG)

Simplified SPST Control: The Single Pole Single Throw switch configuration streamlines HVAC thermostat wiring for basic heating-only loads

replacing the programmable memory chip is the standard protocol to restore compressor sequencing and system-wide reliability

Single-Throw (SPST) switch

a difference of more than 3-5 degrees often indicates internal bypass or a stuck slider

Carrier HC37AE198 Motor R-407C Optimized for natural gas andThe Carrier HC37AE198 is an OEM direct drive blower motor engineered for high static pressure applications in residential and light commercial air handlers and furnaces. Operating at 208 230V, this 1 5 HP motor delivers a steady 950 RPM, utilizing a PSC (Permanent Split Capacitor) design to maintain efficiency across its 3 speed configurations. Designed as a drop in replacement for specific Carrier, Bryant, and Payne units, it features a 42 frame