Office Chair wont Stay Up: How to Fix a Sinking Office Chair

Many people are wondering what they can do to fix the problem of an computer chair that won’t stay up. It’s a very common issue to encounter and it could hinder the ability to work from your preferred position. However, there are a variety of options to resolve the problem in the comfort of your home. If you go through this article it will reveal everything you need to be aware of the causes and how to fix an office chair that won’t stay up, and what you should do if the chair doesn’t stay up.

Why Does a Chair Sink or not Stay Up?

To understand the motive of the office chair is now unable to maintain and reach the desired height, it is important to be aware of the way it can move upwards or downwards by using the tiny lever and knob underneath the seat.

A gas lift cylinder is an engine made up of pistons, and the chamber is filled with nitrogen gas. In order to serve the purpose to lift your chair up, air is in the chamber and with the help of an airtight seal inside the room. The lever of the gear is locked in to the height that is set by the seat. To lower it, air is removed from the chamber below, which allows it to flow just a little above the piston. The lever is utilized to lock the set height.

Wont Stay Up Office Chair

A chair keeps sinking because its seal inside the gas cylinder is less effective and lets the nitrogen gas to escape. The cylinder isn’t strong enough to support the weight chair regardless of any extra weight, allowing that chair to fall to its lowest point regardless of the height you place it on.

Fixing a Sinking Office Chair

The most crucial thing to know is that you can’t replace your chair gas lift cylinder. This is an item made by machines. Injecting nitrogen into the cylinder chamber is virtually impossible to repair at home.

So these solutions are created to allow you to reach the height you’d like instead of fixing in order to repair your gas cylinder. This includes:

Using a Jubilee Clip / Hose Clamp and Duct Tape

Computer Chair Sinking Clamp

The most sought-after DIY solution or hack is to use an hose clamp and some duct tape. This method is not a way to repair or fix the office chair but it will prevent the chair from sinking for a while. To enable this method to work, you need to utilize an hose clamp that must be size 20 or 13/16″-1-3/4″ diameter.

An hose clamp is placed around the cylinder piston at the appropriate height and acts in the role of a barrier. The duct tape is used to aid in stopping the clamp and prevent the clamp from moving. But, it’ll only last for a few days before you will notice that the clamp can slide. Then before you know it, the chair is going to fall again. It’s not professional looking whether at home or in the office.

Using a PVC Pipe

Desk Chair Sinking Pvc Pipe

Another method of fixing your sinking chair is through a PVC pipe. The intention behind the method is to make sure that the chair doesn’t sink any further. It is possible to either add or remove the PVC pipe according to the height you would like to.

Here’s how.

  1. Find one that’s slightly more than the chair’s cylinder however, it has similar height.
  2. Use your tape measure to determine the appropriate dimension that you need for the pipe.
  3. Verify that your PVC pipe is long enough so that it covers the entire cylinder.
  4. By using a saw cut the pipe and cut through your pipe between one and the other end lengthwise. The result is the creation of an slit. Don’t breathe in the harmful particles released into the pipe by wearing the use of an air filter.
  5. It will then slide across the slit to ensure it will join with the cylinder. If you encounter difficulties when installing your cylinder then you could divide pipe into shorter pieces.

Replacing the Gas Cylinder

Office Chair Replace Gas Cilinder

If you want the chair to perform and feel the same way it did prior to the subsidence, replace that gas cylinder with a brand new model. Most of the time, it’s the scenario it is the gas cylinder that is utilized for office chairs is a normal suitable for many chairs using the same cylinder. If it’s done properly and using a high-quality gas cylinder that has been properly installed and maintained, your chair is in good working in good condition for at least 6 years.

To protect yourself, It is recommended that you select the manufacturer of the office chair at the shop to determine the most suitable gas cylinder to buy. In the case that you don’t, finding an equivalent size won’t be a problem as most sellers will offer a full refund and/or replacement in the case of chairs that aren’t compatible. The procedure to replace your gas cylinder is an easy one, which requires replacement that part of the chair from the top of the seat to the middle of one side.

Using Drill Screws

It is also possible to fix an office chair that keeps sinking with screwdrivers.

  1. First, you must identify the adequate height of the chair in the manner of your preference.
  2. Before proceeding, make note of the space in which you’ll build holes.
  3. Create a hole in the shaft using drilling.
  4. Put the screw inside the screw and tighten it.
  5. Do not take off the screw to be in a position to change your height at any point.

It’s also possible to experiment with various methods to fix or replace your office chair. Even if you’re not an expert mechanic the chair can be fixed by doing simple tasks.

Utilizing Oil

The reason why the office chair keeps sinking could be due to a malfunctioning lever. If that is the case, you need to inject the oil in the joints so that it operates more fluidly. Be sure that the cylinder is clean of any debris. Remember the importance of proper maintenance is vital to the proper performance of the chair.


What if the Office chair won’t stay up after these methods?

It is crucial to be precise and consistent when you use the above methods. If you’re not succeeding initially, try it following the next time, by changing how you measure.

The chair I’m sitting in keeps sinking. Is it necessary to fix the pneumatic cylinder on my chair?

Making any other modifications to a cylinder is not recommended due to the fact that there is a chance of the risk due to cylinder blast. Additionally, it is crucial to remember that fixing the cylinder repair is the same as purchasing an entirely new one. Therefore, in order to avoid additional damage to money, it is advised to start by described methods.

What is causing my chair to keep lowering?

The biggest issue is due to the leakage from sealing. This is due to the fact that there is a chance that the pneumatic cylinder will lose the pressure that allows height adjustment. That’s the reason why office chairs aren’t able to stay high in a sitting posture.

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