See also:

Chassis lubrication
...

Open source license
This product uses the following open source software. · T-Kernel This Product uses the Source Code of T-Kernel under T-License granted by the T-Engine Forum (www.t-engine.org). · C Library ...

What is not covered
These warranty obligations do not apply to failures or noncompliance caused by: ʉۢ The use of replacement parts not certified in accordance with aftermarket parts certification regulation ...