Practice question

A bus evaporator drain that is plugged most often results in:

  1. Compressor clutch failure
  2. Loss of refrigerant charge
  3. High-side overpressure
  4. Water leaking into the cabin and possible musty odor

Answer: D — Water leaking into the cabin and possible musty odor

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Practice more: ASE S7 Air Conditioning Systems & Controls (School Bus) Practice Questions - ASE S7 - Air Conditioning Systems & Controls (School Bus) Certification Exam →