How to repair the slide on my RV

the slide on my RV is bowed in the middle. the slide has the table and couch that slide out it is a 14 foot slideout. the bow causes the slide to leak. I need to replace the parts in the inside of the slide to take out the bow. how do I repair the slide

You need a repair manual on that model RV. Either look for a manufacturer's web site or contact a dealer of that make.