field technicians should note that when replacing the 070989600 model

Does this valve require regular lubrication

the number used depends on the burner count of the heat exchanger

while higher voltage will cause immediate burnout

and Comfortmaker commercial units

Peco Controls SDP155-009 Digital Display R-407A field technicians should note thatThe Peco Controls SDP155 009 is a professional grade digital display zone sensor engineered specifically for high performance integration with Trane commercial climate control systems. Designed as a direct, cost effective replacement for Trane X13790465, 41901121, and SEN01281, this unit facilitates precise monitoring and energy management within Trane VariTrac zoning, Tracer Summit, and Voyager unitary systems. Built with a 10K Type 2 thermistor