While having a discussion, Technician A says that if the voltmeter reads 0.4 volt or more, the system should be flushed and refilled with new coolant to prevent corrosion of the metal parts in the system. Technician B says that the system should be flushed if the voltmeter reading is less than 0.4. Who is correct?
A)A only
B)B only
C)Both A and B
D)Neither A nor B

Question

Quizplus · Accepted Answer

Technician A is correct because a voltmeter reading of 0.4 volt or more in a coolant system indicates excessive electrical activity, which can lead to corrosion of metal parts. Flushing and refilling the system with new coolant can help reduce this electrical activity and prevent corrosion.

While Having a Discussion, Technician a Says That If the Voltmeter