Check for correct oil level at the ll plug location on the compressor. The oil level is full when oil is at the bottom of the threads in the ll plug hole. Check for oil purging from the air dryer. Refer to the image below as an example.
[pdf] These electric air compressors permanently mount to the bed of a service truck for ready access to compressed air for tire inflation or for powering air tools. They are powered by a DC battery for low-noise and exhaust-free operation.
[pdf] These plans outline everything you need to build to start drilling for water in your backyard. You can even use the drilling rig for oil and gas exploration too. The guide covers 85 web pages and 52 videos dedicated to helping you drill your own well.
[pdf] 
