Pentair Max-E-Therm/MasterTemp Air Flow Switch (42001-0061S) wcooper Restores convenient secondary control access

Restores convenient secondary control access

Useful for compatible repair and patching applications

Helps restore trim appearance and directed jet output

or misshapen

Pentair Max-E-Therm/MasterTemp Air Flow Switch (42001-0061S) wcooper Restores convenient secondary control accessHelp the heater verify proper airflow before ignition with this air flow switch for compatible Max E Therm and MasterTemp systems. The switch is part of the safety and control sequence, confirming that the combustion air system is operating before the heater continues through startup. A failing air flow switch may contribute to ignition problems, shutdowns, or diagnostic issues when the blower and venting system are otherwise serviceable. This