you have over heated it with to much washing in a load. there is a button which you press to reaset it. you may need to contact the manufacturer as to where it is they some times hide them so that you have to get a repair man out (mines a service its beneat a vent pannel) but on most older modles its on the back good luck
dawn
July 2006
need more details but sounds like stat email me at appliancerepairman@fsmail.net with all details etc if need some and i will post u some