When you're out in the field and a Modine unit heater goes down due to a seized motor

consistent pilot flame that maintains proper thermocouple heat saturation for reliable gas valve operation

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

including the VA-7000 and M9000 series

50/50 glycol

Reznor 194809 Orifice 322838-752 When you're out in theThe 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