How do I know if the packing needs replacement

contractors can restore the safety and functionality of the liquid dispensing system

Common Questions: Why does my rollout switch keep tripping

leak-proof sealing

Lennox 47K09 Orifice How do I know ifThe Lennox 47K09 Natural Gas Burner Orifice is a precision engineered OEM replacement part designed for specific natural gas furnace and heating applications. This #42 orifice spud is calibrated to ensure the correct air to fuel ratio, facilitating optimal combustion and consistent flame stability across the burner assembly. As a veteran technician knows, maintaining the exact orifice size is critical for achieving the rated BTU input of the