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If the flame pattern is erratic or lifting
providing a normal "off" at 23°F and a normal "on" at 40°F
Using it with R22 will result in incorrect metering and potential system damage
Precision Control: Maintains exact humidity parameters for cleanroom environments and specialized manufacturing processes
ensuring the combustion blower maintains the specific negative pressure necessary to vent flue gases safely through the heat exchanger
Trane MOT1503 Motor 320788-703 If the flame pattern isThe Trane MOT1503 is a high reliability 1 8 HP HVAC fan motor engineered for consistent performance in residential and light commercial air handlers and furnaces. Operating at 115V and a dedicated 1070 RPM, this motor provides the precise airflow required for maintaining system static pressure and heat exchange efficiency. As a totally enclosed motor, the internal windings and stator are protected against dust, moisture, and particulate buildup,