1 Flushing out the tank will eliminate a number of problems. 2  After all the hot water has drained out, close the tank drain and open the cold water intake valve. 3  Half fill the tank, then shut off the cold water and open the drain to flush out any sediment or âcrudâ built up inside the tank.
To prepare for a breast MRI, your doctor may recommend that you: 1  Schedule your MRI for the beginning of your menstrual cycle. 2  Tell your doctor about any allergies you have. 3  Tell your doctor if you have kidney problems.  Tell your doctor if you're 1  pregnant. Tell your doctor if you're nursing.  Don't wear anything metallic during the MRI.
An MRI system requires helium to keep its magnet cool, especially when imaging a patient, and continues to consume helium to remain cool when the magnet is idling. An MRI system must be cooled to 4.2 K, or -452Â° F, and liquid helium is the most effective way to sufficiently cool the magnet to that temperature.