| Step | | Procedure & Parts & Tools |
| 1 |
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REMOVE THE 4 SCREWS HOLDING THE BATTERY COVER.
| Torx T30 |
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| 2 |
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SLIDE THE BATTERIES FROM THE BATTERY COMPARTMENT. DO NOT DISCONNECT THEM.
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| 3 |
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TURN THE VAC MOTOR ON AND PLACE THE VOLT METER PROBES ON THE NEGATIVE AND POSITIVE BATTERY POSTS. RED PROBE TO RED CABLE AND BLACK PROBE TO BLACK CABLE. SET THE VOLT METER TO VOLTAGE. THE VOLTAGE SHOULD BE APPROXIMATELY 24 VOLTS. IF THE VOLTAGE IS OKAY, REINSTALL THE BATTERIES AND BATTERY COVER.
| Volt meter (True RMS capable) |
&Width=100)
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