| Step | | Procedure & Parts & Tools |
| 1 |
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REMOVE THE 3 SCREWS HOLDING THE POWER BOARD.
| Wrench-Allen metric 5.0mm |
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| 2 |
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PULL THE POWER BOARD DOWN TO EXPOSE THE WIRING.
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| 3 |
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LOCATE THE 2 WIRES THAT ARE LABELED BR(BRUSH MOTOR RIGHT) AND BL (BRUSH MOTOR LEFT).
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| 4 |
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REMOVE THE VAC MOTOR COVER FROM MACHINE.
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| 5 |
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TO ACTIVATE THE MACHINE, TURN THE KEY ON. YOU WILL NEED TO BYPASS THE STEPBOARD SWITCH AS THE MACHINE WILL NOT ACTIVATE WITHOUT SOMEONE STANDING ON THE STEP BOARD. TO BYPASS THE STEP BOARD SWITCH, LOCATE THE STEP BOARD SWITCH UNDER STEP BOARD. INSERT SCREWDRIVER ABOVE SWITCH AND BELOW THE STEP BOARD.
| Screwdriver-flat tip |
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| 6 |
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ACTIVATE THE BRUSHES BY PUSHING THE BRUSH BUTTON ON THE CONTROL PANEL. INSERT VOLT METER LEADS INTO THE BR WIRE CONNECTORS ON THE POWER BOARD. REPEAT THIS FOR THE OTHER BRUSH MOTOR BY INSERTING THE LEADS INTO THE BL WIRE CONNECTORS ON THE POWER BOARD. THE VOLT METER SHOULD READ APPROX 24 VOLTS. IF THE VOLTAGE IS APPROX. 24 VOLTS THE BOARD IS OKAY. REVERSE STEPS 1 AND 2 TO REASSEMBLE THE MACHINE.
| Volt meter (True RMS capable) |
&Width=100)
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| 7 |
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LOCATE THE 2 WIRES THAT ARE LABELED DR(DRIVE MOTOR RIGHT) AND DL (DRIVE MOTOR LEFT).
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| 8 |
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ACTIVATE THE DRIVE MOTORS BY MOVING THE HANDLE LEVERS FORWARD. INSERT VOLT METER LEADS INTO THE DR WIRE CONNECTORS ON THE POWER BOARD. REPEAT THIS FOR THE OTHER DRIVE MOTOR BY INSERTING THE LEADS INTO THE DL WIRE CONNECTORS ON THE POWER BOARD. THE VOLT METER SHOULD READ APPROX 24 VOLTS. IF THE VOLTAGE IS APPROX. 24 VOLTS THE BOARD IS OKAY. REVERSE STEPS 1 AND 2 TO REASSEMBLE THE MACHINE.
| Volt meter (True RMS capable) |
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| 9 |
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ACTIVATE THE VAC MOTOR BY PUSHING ON THE VAC BUTTON ON THE CONTROL PANEL. INSERT VOLT METER LEADS INTO THE VAC MOTOR PLUG ON THE POWER BOARD. THE POWER BOARD IS LABELED. THE VOLT METER SHOULD READ APPROX 24 VOLTS. IF THE VOLTAGE IS APPROX. 24 VOLTS THE BOARD IS OKAY. REVERSE STEPS 1 AND 2 TO REASSEMBLE THE MACHINE.
| Volt meter (True RMS capable) |
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