Just a few ideas, 1) plug in your chore power cable. Check to see if you inside light and any house fans run. Yes? That is a good start. 2) hit your power disconnect switch. Do you hear it click ? Yes another good start. If not check your house battery voltage. Could be low. Need charging. If charging is need it, if you can have your shore power plug in you might be better off. It could take a long time to get the batteries up to par. 40 If you can get fuel into your tank. you might be able to start the generator, if you have a boost switch up near your dash, With you engine running try pushing Boost switch it might link engine battery power with house Power. With the boost switch on have someone try to crank over the generator? You might get lucky and get it started. Just for starters. Good luck. It is hard to give someone information as these MH are not all made the same way.