This plate contains several screws and bolts as well as the adjustment lever and hydraulic lift.
Fix wobbly computer chair.
When the lever is pulled to one position the lift mechanism of the chair propels the chair to its top height.
It goes up and down perfectly just when sat it the chair wobbles all over the place.
Remove corner blocks tap out with rubber mallet if glued.
If the chair is at the wrong height move the clamp higher or lower on the cylinder.
Take apart loose joints with rubber mallet.
If the lift mechanism in your office chair needs repair but the upholstery portion is still in good shape don t toss the chair.
If so tighten with the appropriate type of screwdriver flat head or phillips or with a wrench.
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Rebuilding the lift mechanism is a two part process.
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The chair should now be unable to slide down past the clamp.
Check to see if any screws or bolts are loose.
If you ve got wooden chairs that wobble follow these steps and fix them for good.
Remove chair pad screws with cordless screw gun.
How to fix those pesky wobbly chairs forget playing cars and matchbooks under the legs.
Examine the black plate on the bottom of the chair s seat.
The height of the chair is normally controlled using a lever below the chair.
Most standard office chairs are controlled by a hydraulic or pneumatic lift mechanism that allows the users to move the seat up and down to suit their body shape and desk setup.
Wood shrinks over time and this aging process weakens the joints.
I don t see any bolts losened or gone.
Be sure to take care when removing the corner blocks and joints.