Weil McLain 560-528-989 Orifice Vibration Resistance: Securely locks the

Vibration Resistance: Securely locks the cable in place

Maintaining a gastight combustion seal is critical when servicing high-efficiency equipment like AHE and GV series boilers

Whether you are performing an annual clean-out or a full ignitor swap

Common Questions

Weil McLain 560-528-989 Orifice Vibration Resistance: Securely locks theThe Weil McLain 560 528 989 Burner Orifice is a precision engineered OEM replacement part designed specifically for natural gas boiler manifold assemblies. As a veteran grade HVAC orifice, it features a #46 drill size essential for maintaining the correct gas flow rate and BTU input across the burner rack. This 7 16" hex component is built with a 1 8" NPT thread, ensuring a secure, leak free seat within the gas manifold of various Weil McLain CGi and