though it should be inspected periodically for debris

The Carrier 329117-704 Transition Assembly is a critical OEM component engineered for high-efficiency 90+ RPJ3 gas furnaces

The 24-inch lead provides ample reach for versatile burner configurations

With a Class F insulation rating and molded construction

and floating control models

Trane CNT5134 DSI Module 318423-701 though it should be inspectedThe Trane CNT5134 is an OEM 1 stage DSI module specifically engineered for high precision direct spark ignition in residential and light commercial gas furnaces. As a veteran grade HVAC ignition control board, this unit integrates advanced diagnostic circuitry to provide real time flame supervision and millisecond accurate timing for the high voltage spark sequence. Designed as a direct drop in replacement for legacy modules, it facilitates seamless