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It is recommended to only replace a 4-blade assembly with another 4-blade assembly of the same pitch to maintain the correct AMP draw and CFM requirements
the manufacturer recommends total replacement of the SP20172 kit if the sensor was physically exposed to high concentrations of flammable vapors or high moisture to maintain system integrity
providing a seamless field upgrade while maintaining factory-specified calibration for Trane equipment
Key Benefits for the Contractor: Direct OEM Cross-Reference: Specifically replaces the D6723303
Lochinvar & A.O. Smith 100208394 Pressure Switch Els PW 17895 It is recommended to onlyWhen you're out in the field and a high efficiency Lochinvar or A. O. Smith unit stays in a lockout loop, the Lochinvar & A. O. Smith 100208394 Pressure Switch is often the first critical safety component you need to bench test. Built for rigorous residential and commercial HVAC boiler and water heater applications, this SPDT (Single Pole Double Throw) switch provides the precise circuit control required to monitor internal pressure levels and prevent
