Heating Element Safety Thermostat
UL approved, does not include capillary fitting or ferrule. Only for machines before S/N 10221269 PIN 132287 with old boiler cap. When installing, it is important to make sure the capillary does not come in contact with the heating element after the high limit is installed. It should be positioned so that the capillary tube is about 8" down from the boiler top.