If you have to undertake fixes to your Factory Bike Desert RP50 then it is always a good plan to have access to a Workshop Manual to use as personal reference if you want to know the right way to remove a certain component such as the Wheel Bearing and install it again accurately.
Factory Bike Desert RP50 Workshop Manuals gives you specific diagnostic details with regards to your vehicle therefore if something is wrong it will help you identify what the problem is and tips to fix it. You will be able to assess if this can be done by yourself or that the job is simply too big you can actually make a booking for your Desert RP50 in with a suitable car garage.
Factory Bike Desert RP50 manual