detects flame presence

The McDonnell & Miller 93-7B-HD (Part Number 163200) is a high-performance head mechanism only designed for direct replacement in Series 93 and 193 boiler water level controls

In steam systems where high-accuracy regulation is critical

and Payne equipment to ensure any high-limit switch replacement matches original specifications

For contractors performing solenoid valve repair

Lennox 38K29 Collector Box 319852-301 detects flame presenceThe 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