if you can find a erpair station near you i would suggest you to fix it your self. open it up and reset the fuses there is one on the top of the boiler when you open it up. Then you need to prime it. Turn it on ( more...
have a small button for resetting, but most are simply supposed to reset themselves once the heat is sufficiently reduced. There are also heat fuses that blow...for good when excessive heat is detected, mounted in the same place, they are often a metal bullet shaped tube.
OR.....your power cord...or main more...