Engine_2014 : Motor Plants and Auxiliary Boilers - 2501/2614
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| Which of the following conditions will cause only one of the burner solenoid valves to close on an automatically fired, two burner unit, auxiliary boiler? |
| A) Loss of the forced draft fan |
| B) Low boiler water level |
| C) High boiler water level |
| D) A faulty coil in one of the solenoid valves |
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