If you have to do adjustments on your Honda SH 150i then it will always be a good plan to have access to a Workshop Manual to keep just for a guide in case you need to know methods to strip off a specific part such as the Brake Discs and install it again effectively.
Honda SH 150i Workshop Manuals offer you identifiable diagnostic details for the car or truck so if something is wrong it can help you ascertain what the issue is and how to correct it. You can then analyse if you can do this yourself or in case the job is too big you can still make a reservation for your SH 150i in with a trusted car garage.
Honda SH 150i manual