Locate the white or red button on the transformer housing

The "TT" designation indicates the inclusion of dual Schrader access valves

the unit can be mounted in other orientations

the assembly provides a massive 350

Smith BT80-112 units

Trane ADP1052 Adapter 323080-701 Locate the white or redThe Trane ADP1052 Adapter is a specialized flue connector designed specifically for modern heating and cooling systems. As an OEM compatible HVAC part, this 2 inch diameter plastic component features a perforated air diffuser to manage exhaust flow and system pressure effectively. Measuring 4. 4 inches in length, this lightweight but durable adapter is essential for maintaining furnace flue integrity and ensuring safe venting in residential air