Lennox 10A85 Gas Valve 326070-701 Technicians should verify total external
Baker’s notes & crumb story
Description
Lennox 10A85 Gas Valve 326070 701 Technicians should verify total external Technicians should verify total external static pressure (TESP) during installation to ensure the system operating point remains within the blower's specified curve often superseded by the 5201 010BX