Refrigeration & Air Conditioning USCG Question #394 (Set 8)

In addition to the drive belt itself, a V-belt that is tensioned too tight will cause excessive wear to what other drive component?

Official USCG Answer & Rule Citation

Correct Answer: Option D — motor shaft and compressor main bearings

Excessive V-belt tension creates high radial side loads on rotating assemblies, accelerating wear on both the motor shaft and compressor main bearings, leading to premature mechanical failure.

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