| 摘要 |
A maintenance vehicle including a frame having a front high portion and a rear low portion. The high portion supports operating accessories and a hydraulic fluid storage tank. The low portion supports an engine and a cockpit including a plurality of controls. The frame is supported on four hydraulic cylinders which extend to four wheels. The engine drives three hydraulic pumps. The pumps force hydraulic fluid from the tank to a motor which drives the vehicle, to a steering mechanism, to the cylinders which raise and lower the vehicle and to the controls which in turn direct the fluid to the accessories.
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