Practice question

The wheelchair lift hydraulic pump runs but the platform rises slowly and weakly. Most likely cause?

  1. A misaimed crossover mirror
  2. A blown dome-light fuse
  3. A clogged heater core
  4. Low hydraulic fluid, internal pump wear, or a partially open relief/bypass valve

Answer: D — Low hydraulic fluid, internal pump wear, or a partially open relief/bypass valve

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