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as installing an ozone lamp in a non-ventilated application can lead to excessive ozone concentration
What is the torque spec for the flange screws
The Cleveland Controls AFS-953-B is a contractor-grade differential pressure sensing switch engineered for high-accuracy monitoring of air and non-combustible gases in commercial HVAC draft control systems
resulting in the control board cutting gas flow for safety
For technicians performing system maintenance or boiler repair
Heil Quaker ICP 1185457 Limit Switch Els PW 17895 as installing an ozone lampThe Heil Quaker ICP 1185457 Limit Switch is a critical safety component engineered for precise thermal monitoring in high performance HVAC systems. This OEM replacement part, identified by model L215 20F, operates as a normally closed switch that opens when the internal plenum temperature reaches its 215F fixed setpoint. Designed with a 20F differential for automatic reset, this furnace high limit switch ensures the burner circuit is interrupted
