Common Questions Is the Carrier 51771U compatible with older AF and AFG models

Which furnace models use the 17F34 collector box

including the VA-7000 and M9000 series

The Carrier 323267-701 Manifold Orifice is a precision-engineered #42 drill size component designed explicitly for natural gas furnace applications

Reznor 194809 Orifice 322838-752 Common Questions Is the CarrierThe Reznor 194809 Orifice Adaptor Bushing is a critical precision component designed for commercial unit heater gas manifold assemblies. This OEM Reznor replacement part ensures a secure, leak proof interface between the gas orifice and the manifold, maintaining the specific fuel to air ratio required for optimal combustion. Engineered for high temperature resilience and natural gas or liquid propane conversion applications, this orifice holder