Leaving tomarrow morning,started the genset temp guage climbed quickly to 230 degrees/shut it down and took out the thermostat,tested good in heated water at 170 degree opened/put back in,bleed fitting on top of thermostat hsg. same results/does not appear to be overheating by using lazer temp guage,get reading on head of gen set of 190 tops.does not shut down/fan is running pushing air thru radiator/coach is a 98 vantare h 45/anyone have any ideas?