Kubota5700
New member
I have an older model RTV900 maybe 04 or 05. Engine overheats after about 10 minutes of operation. Does not overheat when idling. Water pump, belt, fan switch have been replaced. Radiator and cooling system have been flushed. No oil in water or water in oil. Unit is very slow, top speed maybe 10 mph. Can HST out of adjustment cause engine overheat?