just want a book, amazon don't do you,

ray
January 2015

http://www.amazon.co.uk/Motorcycle-Electrical-Techbook-Service-Manuals/dp/0857339362/ref=sr_1_6?ie=UTF8&qid=1420452552&sr=8-6&keywords=motorcycle+repair

http://www.amazon.co.uk/Troubleshoot-Motorcycle-Electrical-Motorbooks-Workshop/dp/0760345368/ref=sr_1_4?ie=UTF8&qid=1420452552&sr=8-4&keywords=motorcycle+repair

Amazon offer these two general manuals - you may find a Jetforce specific manual from a dealer or a repair specialist - else they may be able to point you in the right direction.

You do not say the reason why you need a wiring diagram - the problem you're trying to solve.

Good luck
January 2015