How does an oil acid test kit indicate the presence of acid?
A) The test kit produces a strong pungent odor. B) The word "acidic" appears on the test strip.
C) By a color change D) The liquid in the sample tube boils.
C
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Two technicians are discussing what could be the cause of slow cranking and excessive current draw. Technician A says that an engine mechanical fault could be the cause. Technician B says that the starter motor could be binding or defective. Who is right?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B
When choosing an electric meter, it is important to use the proper category rating:
A) For both the meter and the leads. B) For the meter leads. C) For either the meter or the leads–neither is necessary. D) For the meter.
If combustion air openings pass through vertical ducts with 4,000 BTU input, how large should the openings measure?
A) 1 sq in B) 4 sq in C) 2 sq in D) 3 sq in