Reznor 221247 Vent kit 319847-401 This is a pre-programmed motor

This is a pre-programmed motor module

Can I replace a 220-degree limit switch with a higher temperature model

It integrates directly with existing gas valves and flame sensors

15" outside diameter and is engineered for a 7/8" fixed bore shaft

it is not a generic or universal control board

Reznor 221247 Vent kit 319847-401 This is a pre-programmed motorThe Reznor 221247 is a critical horizontal vent kit designed specifically for UEAS series unit heaters. Engineered as an Option CC6 venting system, this kit is required for any horizontal termination of UEAS 130, UEAS 180, UEAS 260, and UEAS 310 models. It facilitates a separated combustion configuration, drawing fresh air from outdoors while safely exhausting flue gases, ensuring the HVAC unit heater operates at peak efficiency without using indoor