Description
the thermistor has failed
or if you see a weak orange spark instead of a strong blue one
Common issues include a restricted pilot orifice or a weak thermocouple signal
With an amperage rating of 3
Does this unit lock out if power is lost
McDonnell & Miller 193D Controller R-22 the thermistor has failedThe McDonnell & Miller 193D is a heavy duty combination low water cut off and pump controller designed for commercial and industrial steam boilers. Engineered for high demand environments, this float operated control manages pump activation while providing critical low water protection to prevent boiler dry firing. The 193D model features alternate tappings, specifically 1" NPT connections for equalizing pipes and integrated ports for gauge glass and
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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