Pneumatic Lift Tables

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Pnuematic Lift Table

Southworth Pneumatic Lift Tables provide an effective alternative to traditional hydraulic lift tables. Powered by shop air, these machines eliminate the risk of hydraulic leaks, making them ideal for clean environments where process contamination must be avoided.

With the ability to handle loads up to 4,000 lbs. at just 80 psi, they are designed for durability and reliability, requiring less maintenance and reducing downtime and overall operating costs.

Key Features

  • Load Capacity: Handles 2,000 & 4,000 lbs. loads
  • Platform Sizes: Platforms up to 48” x 48”
  • Lifting Height: Raises up to 32”
  • Power Source: Operated by a heavy-duty airbag lift system
  • Construction: No hydraulic fluid, minimizing maintenance and risk of contamination

Specifications

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Customization Options

Bellows Accordion Skirting
Foot Valve

Product Resources

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Service Manual

Changing Leg Rollers

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Service Manual

Converting Rollers to Cam Followers

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Service Manual

Center Scissor Pin Replacement

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Service Manual

Down Limit Switch Installation

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Service Manual

Changing Lower Roller Stops

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Service Manual

Locking the Air Valve

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Service Manual

Relief Settings for Hydraulic Pumps

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Owner's Manual

Air Bag Lift Tables

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Product Brochure

Full Product Line

Making work faster, safer, and easier with Lifting, Positioning, and Transporting Solutions

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Product Brochure

Lift Tables

Details and specifications on our complete line of lift tables

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Troubleshooting

Lift will not lower
Possible CauseCheck This
Down valve may be energizedCheck the solenoid in the valve with a volt meter.
Flow control needs adjustmentAdjust flow control as needed.
Lift will not raise
Possible CauseCheck This
Weight of load too heavyEnsure that the actual weight of the load is at or below maximum allowed.
Motor not runningCheck the main disconnect switch, fuses, and wiring to the motor. A 20 amp designated breaker must be supplied for 110V.
Hydraulic oil level lowWhen lift is raised as far as possible, oil level should be 3/4" from bottom of tank.  When lift is down, 3/4" from top.
Lift has reached its upper limitUpper limit switch may need to be adjusted.
Motor may be "single phasing"If motor hums but does not turn, check motor wiring and line fuses.
Motor voltage too lowSupply voltage should be +/- 10% of the rating at the motor terminals.
Tank vent pluggedIf supplied, remove solid plug from tank and insert vent plug.
Suction filter cloggedClean suction filter as described in periodic maintenance.
Vacuum leak in suction line   Check all fittings in suction line.
Down valve may be energizedEnsure that the down valve coil is not being energized when the up button is pushed. Verify no stray voltage to down valve coil preventing it from being fully closed. Check the wiring.
Missing couplingEnsure that debris is not holding the down valve plunger open.
Lift fails to hold
Possible CauseCheck This
Down valve may be leakingRemove down valve and inspect for debris which may be preventing it from closing.
Down valve may be energizedEnsure that the down valve coil is not being energized when the up button is pushed. Verify no stray voltage to down valve coil preventing it from being fully closed. Check the wiring.
Cylinder may be leakingCheck for oil in cylinder in the vent line.

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