Hi there,
For repairing Outlook PST repair tool, I would like to suggest a blog that will help you from scratch. This blog will help you with manual as well as an alternate way. This blog also contains a tool that will help you to repair. This tool is free up to some point. You don't need any technical knowledge for executing this. GUI of this tool is user-friendly and easy to use. You can even download the free version of this tool. Here is there link of blog: http://www.how2repairoutlookpst.com/blog/how-to-repair-an-outlook-pst-file/