If you choose to conduct maintenance tasks on your own Tank Sports Classic 150 then it is usually recommended to have a Workshop Manual for personal reference in case that you need to know simple methods to take out a particular part for example, the Gearbox and fit it again in the right way.
Tank Sports Classic 150 Workshop Manuals provide you with unique diagnostic wisdom for the vehicle therefore if something is playing up it will help you find out what the problem is and the way to repair it. You can then assess if this can be achieved on your own or if ever the job is simply too big you could book your Classic 150 in with a suitable repair garage.
Tank Sports Classic 150 manual