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- Verify that the shim PS is powered ON. If not, turn it on and check why it was off. (Need the step to verify)
- Confirm that the main and shim switch heaters are OFF. If not, something is wrong.
- Set "74.78 A", using the Presets selector. The ramp rate becomes "0.5 A/m" but it will not matter.
- Press "To Set" and wait until the current becomes the SP and "HOLD". It takes 2.5 minutes.
Confirm that "Clamped" nor "Quench" is not red (if you can go into the hall).
- Press the Toggle button of the main switch heater. It turns on both the main and shim switch heaters.
When you do this step, you should see the two LED bulbs Z1 and ZY-Z2 are ON.
To Ramp Down
- Switch back from the persistent mode, if necessary. ** This step is already done in the above section **
- Set "0.5 A/m" and "63 A".
- Press "To Set" and wait until the current becomes the SP and "HOLD". It takes 24 minutes.
- Set "1 A/m" and "45 A".
- Press "To Set" and wait until the current becomes the SP and "HOLD". It takes 18 minutes.
- Set "2 A/m" and "0 A".
- Press "To Set" and wait until the current becomes the SP and "HOLD". It takes 23 minutes.
- Press the Toggle button of the main switch heater. It turns off both the main and shim switch heaters.
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