| CHECKING
AND CHANGING MAIN BOARD POWER JUMPERS IMPORTANT: If you want to change the Factory preset jumpers, do the following steps: Disconnect the power from the unit before proceeding. 1. Remove the main board from the case. Refer to Section 2.6. 2. Locate the jumpers W1, W2, W3 and W4 (located near the edge of the main board alongside the transformer). 3. If your power requirement is 115 Vac, install jumpers W1 and W2. If your power requirement is 230 Vac, install jumpers W4 and W3 . Refer to Figures A-1 and A-2. Refer to Section 2.5, Back of the Meter, for more information on DC-power connections.
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