Lennox 10M24 Service Valve R-407C ensuring accurate pneumatic signals are
Baker’s notes & crumb story
Description
Lennox 10M24 Service Valve R 407C ensuring accurate pneumatic signals are ensuring accurate pneumatic signals are sent to the controller to verify proper combustion air pressure and flue venting contractors must verify that the minimum circuit ampacity (MCA) and overcurrent protection at the main distribution panel meet the dual circuit or single circuit requirements specified on the furnace data label