Which replacement parts can I install myself, and when should I stop?

If your model has a user-removable battery, follow the official instructions for your model when replacing it. For any other part, proceed only after LiberNovo Support confirms compatibility and provides an installation guide for your exact chair model and version. Stop if any of the following apply: There is no matching guide. The part or connectors do not match. Damage to the wiring or chair structure is visible. Excessive force...