Question

technician a says that the drive belt tensioner should be checked before performing a generator output test. technician b says that a slipping drive belt should be replaced before performing a generator output test. who is right?
a a only
b b only
c both a and b
d neither a nor b
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Explanation:

• The drive belt tensioner affects belt tension. A proper - tensioned belt is crucial for the generator's operation. If the tensioner is faulty, it can lead to incorrect belt tension (either too loose or too tight). A too - loose belt (which can be due to a bad tensioner) will slip.
• A slipping drive belt will not transfer the engine's rotational energy effectively to the generator. This will cause inaccurate generator output test results because the generator will not be driven at the correct speed. So, both checking the tensioner (to ensure proper tension, which prevents slipping) and replacing a slipping belt (if it is already slipping) are necessary before a generator output test.

Answer:

C. Both A and B