Trane TRR1558 Transformer 318423-701 which compromises the furnace pressure

which compromises the furnace pressure switch readings and prevents the ignition sequence

For techs troubleshooting Lennox G23 series or Armstrong furnace models

Does this locknut require specific torque tools for installation

Enhanced Stability: The balanced valve construction minimizes the effect of inlet pressure variations

Trane TRR1558 Transformer 318423-701 which compromises the furnace pressureExperience reliable control circuit power with the Trane TRR1558, a professional grade 75VA step down transformer engineered specifically for technical applications in commercial and residential HVACR environments. This OEM Trane transformer efficiently converts a primary input of 200 230V to a steady 24V AC secondary output, ensuring optimal performance for low voltage components such as thermostats, contactors, and integrated ignition modules. Built