Here you can find the documentation for older powerJobs versions. Download the according file from the attachments.
powerJobs 2013
Download: powerjobs2013_manual.zip
powerJobs 2014
Download: powerjobs2014_manual.pdf
powerJobs 2015
Download: powerjobs2015_manual.pdf
powerJobs 2016
Download: powerjobs_2016_manual.zip