ensuring accurate sensing at the coil outlet

Do not use with capacitor-start motors

though this fixed model is preferred for many OEM replacements to prevent field tampering

Because the actuator can be installed or replaced without draining the system or using tools

This model typically ships with a mineral oil charge (160P) specifically formulated for R22 systems

Carrier 330687-702 Burner Assembly 321702-401 ensuring accurate sensing at theWhen you're dealing with ignition failures or erratic flame signals in a residential furnace, replacing the Carrier 330687 702 Burner Assembly is the definitive fix for restoring combustion stability. This genuine OEM furnace burner replacement features a robust 3 inshot burner configuration integrated with a factory welded burner mounting bracket to ensure precise alignment with the heat exchanger inlets. Engineered for high efficiency gas furnaces,