L/S 2020 MT225HE= HI.. ANY TROUBLESHOOT TIPS ON FUEL GAUGE..I KNOW IT IS A LITTLE TANK,,LITTLE ENGINE AND IS VERY TRIFTY..BUTT- AFTER FILL AND WORK 5 OR MORE HOURS BY THE HR. METER,,THE NEEDLE SHOULD MOVE,,MINE DOES NOT.. I SEE WHERE SENDER MUST BE,,HOW TO CHECK IS WHAT I DON'T KNOW.. T.I.A. FOR ANY HELP..