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Floor Jacks and Stands

Floor Jacks and Stands

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Floor Jacks and Stands

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  1. Floor Jacks and Stands Harkness Career Center

  2. Floor Jacks Parts Identification

  3. Jack Operation • Increase pressure when small piston moves a larger one • Hydraulic jack has a fluid reservoir and two one-way check valves • Twisting the handle controls fluid pressure • Position the jack under the vehicle frame

  4. Floor Jacks • Are used to lift the corner or one side of a vehicle • Has NO safety locks • Vehicles can be rolled on a floor jack • Floor jacks should always be used with jack stands

  5. Jack Stands • Stands have no lifting function • Are used to secure vehicles in the air • Can be height adjusted • Must be used every time with a jack

  6. Shop Crane (Cherry Picker) • Is used to lift engines and heavy items to move them • Has NO safety locks • (NEVER GET UNDER ANYTHING LIFTED BY A CRAINE) • Can carry up to 2 tons • Keep loads as low as possible when transporting

  7. Electric/Hydraulic Press • Used to press together parts • Can be capible of 30 to 60 tons of pressure • Can easily bend or shatter metal • Can easily cause damage to parts of personal injury

  8. Engine Stand • Are use to hold engines up for disassembly • Engines must be centered to the mounting flange • The correct mounting bolts a washers must be used • Will allow the engine to be turned

  9. Transmission Jack • Is a tall jack on rollers and an adjustable saddle • Can be air or hydraulic operated • Used to remove fuel tanks, transmissions, differentials from a vehicle on a lift • Can be wobbly when fully extended

  10. Chainfall (chain hoist) • Slide along a beam secured to the ceiling • Has two chains • One to raise and lower • One to pick the weight up • Will lock in place and suspend load