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or the system to fail to recognize the pilot flame
this model is the official updated version for the 25AUB-1 1/4 and 25AUB-Z3-1 1/4 series
making it a direct replacement for existing two-position configurations in the VS/VT series
the threaded nut ensures a secure fit into the thermopile bracket
This product is the switch assembly itself
McDonnell & Miller 193-G Controller Els PW 17895 or the system to failThe McDonnell & Miller 193 G serves as a heavy duty combination low water cut off and pump controller specifically designed for commercial steam boiler applications. Featuring two snap acting SPDT switches, this unit provides precise mechanical control for both burner circuits and boiler feed pump activation. Built to withstand demanding mechanical environments, the 193 G is rated for a maximum steam pressure of 150 PSI. This model includes alternate
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