Trane CNT3601 Control 319848-301 Precision Calibration: Pre-set to 4"

Precision Calibration: Pre-set to 4" WC to ensure optimal fuel-to-air ratios in natural gas applications

System Compatibility: Drop-in replacement for any 5-inch MP953 pneumatic actuator

while designed as a Honeywell replacement part

but the 3" extension length must be verified against your tank’s insulation thickness to ensure the probe reaches the water

If the furnace ignitor does not glow during the startup sequence

Trane CNT3601 Control 319848-301 Precision Calibration: Pre-set to 4"The Trane CNT3601 is a performance critical SPDT Defrost Control designed for precise thermal management in Trane and American Standard HVAC systems. Engineered with a setpoint range of 10 60F, this OEM replacement part ensures accurate defrost cycle initiation and termination, preventing indoor coil frosting during low ambient cooling or heat pump heating operations. The 52. 5 inch lead length provides the necessary reach for complex wiring harnesses