This link is specifically rated for the FD-1300 dynamic damper

The GKT1533 is compatible with a wide range of Trane condensing units and chillers that utilize 1-inch Rotolock valves

Maintaining the proper gas pressure and combustion efficiency depends on the integrity of the orifice

Field technicians must ensure manifold pressures are adjusted to manufacturer specifications when swapping these orifices to maintain proper combustion profiles

For technicians performing pneumatic valve maintenance

Amana-Goodman 10716005 Burner Orifice This link is specifically ratedThe Amana Goodman 10716005 Burner Orifice is a critical metered component designed for natural gas furnace manifold assemblies. This precision machined OEM replacement part replaces obsolete part number B4089345, ensuring the correct BTU input and gas to air ratio for efficient combustion. Proper orifice sizing is essential for maintaining flame stability and preventing incomplete combustion or soot buildup within the heat exchanger. As a direct fit