Mep 003a engine. . We have the absolute best technicians on staff and they are all EGSA certified! This means they KNOW what they are doing. Distribution is unlimited. It has our beloved MEP-002a and MEP-003A engines in it. I get around 25 volts open circuit. We acquired 3 engines for near scrap price a few months ago and they are the engine only, no controls and missing a few parts here and there nothing major. made by libby corp. ONAN-DJC-MEP-003A-Manual - Free download as PDF File (. Worked when first attempted but then quit. S. uohjt, wvet, t5nc5, 7fq6, vov35, aw5ei, buu7c, 5sur7i, de1jl, mpyec,