Which of the following methods is used with a varying load on an auxiliary boiler equipped with the burner assembly shown in the illustration? See illustration MO-0098.
A
An oil control valve in the fuel return line controls the combustion rate.
B
The burner is cycled 'on' and 'off' in response to boiler pressure.
C
The ignition electrode is fired from a step up transformer.
D
The triple nozzle assembly responds to a low steam pressure signal from a pyrostat.
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Question 1 / 205eccefa3bacbc34ba4d47c47
Question 1 of 205eccefa3bacbc34ba4d47c47
Which of the following methods is used with a varying load on an auxiliary boiler equipped with the burner assembly shown in the illustration? See illustration MO-0098.
Which of the following methods is used with a varying load on an auxiliary boiler equipped with the burner assembly shown in the illustration? See illustration MO-0098.