Honeywell 221729A Dust Cover The Johnson Controls D-3153-103 Linkage

The Johnson Controls D-3153-103 Linkage Rod is a professional-grade replacement component engineered specifically for high-performance pneumatic damper actuators

helping to maintain legal CO levels and peak thermal efficiency

causing flames to "roll out" toward the burners instead of being pulled through the assembly

000 PSI depending on conditions

Durable Construction: Built to withstand the high-cycle thermal stress found in modern high-efficiency furnaces

Honeywell 221729A Dust Cover The Johnson Controls D-3153-103 LinkageThe Honeywell 221729A Dust Cover is a professional grade protective housing designed specifically for the 7800 Series Relay Modules. As a veteran in the field, you know that keeping sensitive microprocessor based integrated burner controls free from site debris is non negotiable for system reliability. This authentic Honeywell flame safeguard accessory provides an essential physical barrier for configuration jumpers and plug in purge timers on modules