I HAVE THE SAME MOTORHOME, FORST I WAS WONDERING IF YOU HAVE ANY OF THE ORGINAL MANUALS, IS YOU DO CONTACT ME
-MRG348@YAHOO.COM- OK NOW FOR YOUR PROBLEM , I HAD SAME PROBLEM, BUT ALSO MY GAS GAUGE DIDN'T WORK, I TOOK OFF MY FRONT GAS TANK ,AND CLEANED IT OUT WITH A WATER HOSE,THEN I WENT TO RAMCHARGERS ,AND BOUGHT A UNIVERSAL SENDING UNIT FOR INSIDE THE TANK WITH A NEW GAUGE TO MOUNT ON THE DASH, WHEN I TOOK OFF THE TANK ,I FOUND A FUEL FILTER MOUNTED ON THE FRAME RAIL NEAR THE TANK,I REPLACED THAT, I ALSO FOUND A FILTER AT THE FUEL PUMP ON THE ENGINE, I REPLACED THAT. NOW I HAVE A PERFECT SYSTEM THAT WORKS FINE , STARTS INSTANTLY. ALSO WHEN YOU FLUSH THE TANK,YOU WILL NOTICE THAT THE TANKS RUST ON THE INSIDE, I USED MURIACTIC ACID TO REMOVE IT ,THEN FLUSHED REALLY GOOD WITH WATER HOSE, DIDN'T GET IT SPOTLESSLY CLEAN,BUT PRETTY GOOD. I THINK THAT IS WHY CHAMPION PUT TWO FILTERS ORIGINALLY WHEN NEW. HOPE THIS HELPS YOU , MRG348