Go to page 8 of this guide it will tell you what to do. It's called demosaic in Nebulosity.
http://qhyccd.com/ccdbbs/index.php?P...2159.0;id=2338
This guide is probably the best one I have seen showing how to use qhy cameras and nebulosity in terms of workflow from dark, to combining to color conversion. Forget that it's for 9c camera. Same principles apply for yours.