A、A.fuel oil supply temperature is normal
B、B.burner electrode is incorrectly positioned
C、C.fuel／air ratio is incorrect
D、D.ignition current is too low
更多“A smoking burner with a pulsating flame in auxiliary boiler, is an indication that the（）”相关的问题
A、defective solenoid valve B、dirty fuel nozzle C、grounded high tension lead D、faulty ignition cable connector
A、should be stopped manually B、keeps the combustion as usual C、would be cut off by an interlock D、would replace the waste oil burner and keep going on
A、A.a burned out solenoid in the oil supply valve B、B.high temperature excess air C、C.incorrectly setting the hot-well dump valve D、D.an incorrectly positioned burner snubber realy
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