This little sprayer has been in use since 2002 and is still running perfectly. It's Graco 495 and is very useful on smaller jobs using standard house paint and can be used spraying latex or oil-based paints. We use this sprayer and the one below To Prime and paint new homes, Spray small ceilings, fences and other projects where we want to use the smallest of our airless sprayers.
Below is a video that goes through the process of how to repack a sprayer. Some painters may find this useful if you are using the same type of sprayer