Trane SHE1116 Sheave leading to "arching" where the

leading to "arching" where the spark jumps to the chassis instead of reaching the electrode

Thanks to extended steel fittings that conduct less heat than copper

this unit provides the correct physical dimensions and electrical load for the control board

meaning the contacts will close automatically once the pressure rises back to the 250 PSIG setpoint

Built to precise Source1 factory specifications

Trane SHE1116 Sheave leading to "arching" where theThe Trane SHE1116 Sheave is a precision engineered OEM replacement component designed to maintain critical drive ratios in high performance Trane HVAC systems. This industrial grade sheave, which also serves as a cross reference for SHE5413, features a 5. 75 inch diameter and a 1 inch bore, ensuring exact alignment and torque transfer within the blower assembly. Built for durability in commercial and industrial air handling units, this cast iron