Sirba jambo jotee mp4 2021onan emerald RV generator 4000 - $500 (Hamilton) Used Onan emerald RV Generator 4000 model. Pulled from a mid 90's class a by previous owner. Saw it run once 3 years ago. Purchased to replace the one in my old Class A but i sold the coach. Unit turns over with starter. Has Electric fuel pump. I do have the exhaust for it.Used cars waukeganOnan 4000 Emerald 1 Genset Manual | - onan 4000 emerald 1 genset manual book The generator set shall be manufactured by Onan/ Cummins, we mounted an ONAN Emerald Subject: Re: GMC: GenSet Onan Emerald Plus 4000 Service Manual Documents - Updated: 2015-07-15 Operator Manual emerald plus Onan generator 4000 eBook Downloads.