If you wish to carry out auto repairs on your own Orion APL50QL then it is usually a great idea to have a Workshop Manual to use as reference should you need to know ways to take out a specific component for example Brake Pads and install it again accurately.
Orion APL50QL Workshop Manuals will give you specified diagnostic wisdom for your automobile so if something is playing up it can help you figure out what the situation is and easy methods to fix it. After that you can assess if this can be done by yourself or if the job is just too big you can actually book your APL50QL in with a nearby mechanic.
Orion APL50QL manual