Proper installation of the 3H0372660003 conversion kit ensures that the combustion blower and heat exchanger operate within their design parameters

The kit includes high-temperature fiberglass gaskets for the motor mount (5-5/8" OD) and housing (4-5/8" OD)

meaning it senses evaporator pressure at the valve outlet

erratic steam production

Precision Metering: The equal percentage flow design provides linear heat output across the full stroke of the valve for optimized energy efficiency

Carrier HK42ER229 Motor Module 320819-301 Proper installation of the 3H0372660003The Carrier HK42ER229 is a factory authorized ECM X 13 Motor Module designed specifically for 1 3 HP constant torque applications. Engineered as a direct OEM replacement motor control, this module manages the programmed logic for high efficiency airflow in Carrier, Bryant, and Payne residential air handlers and furnaces. As a veteran technician knows, the X 13 platform provides a significant upgrade over standard PSC motors by maintaining consistent