Lennox 38K29 Collector Box R-407A This model serves as the

This model serves as the upgraded direct replacement for the McDonnell & Miller 157-R

the 1173828 spark ignitor is the primary solution for units exhibiting short cycling

Operating with a 0

The solid-state circuitry is built to withstand high-ambient temperatures and vibration common in rooftop unit (RTU) applications

Standard wear often stems from heavy soot accumulation or "lazy" pilot flames that do not fully engulf the thermopile

Lennox 38K29 Collector Box R-407A This model serves as theThe Lennox 38K29 Collector Box (also identified by technical part number LB 89287A) is a critical HVAC replacement part designed specifically for managing condensate and flue gas distribution in high efficiency Lennox gas furnaces. Built to withstand the corrosive environment of secondary heat exchanger acidic drainage, this condensate collector box measures approximately 31 1 2 x 3 1 8 inches. It serves as the primary interface for the combustion air