The Machine Is Switched On But Does Not Power Up - Kärcher ARMADA BRC 40/22 C Manual

The machine is switched on but does not power up.

1. With your volt meter set on AC voltage, check voltage at the wall outlet, is there 120+- VAC? (figure 1)
Yes Move to step 2.
No Check the wall breaker at the building's electrical panel.
2. With your volt meter set on AC voltage, check the line and neutral of the extension cord, is there 120 +- VAC? (figure 2)
Yes Move to step 3.
No Replace the extension cord.
3. With your volt meter set on AC voltage, check for voltage at the connection of the pigtail on the machine main switch and
breaker, is there 120 +-VAC? (figure 3)
Yes Move to step 4.
No Replace the pigtail cord.
4. With your volt meter set on AC voltage, check for voltage on the input of the main switch, is there 120 +-VAC? (figure 4).
Yes Move to step 5.
No Reset or replace the circuit breaker.
5. With your volt meter set on AC voltage, check for voltage on the output side of the switch, is there 120+- VAC? (figure 5)
Yes Move to step 6.
No Replace the main switch.
6. With your volt meter set on AC voltage, check for voltage at the 120 V input on the power supply board, is there 120+-
VAC? (figure 6)
Yes Move to step 7.
No Repair/replace wiring .
7. With your volt meter set on DC voltage, check for 12 VDC at the output from the power supply to the main controller ,is
there 12 VDC? (figure 7)
Yes Move to step 8.
No Check the 2.5 amp fuse on the power supply if the fuse is bad replace it if the fuse is good replace the
power supply board.
8. With your volt meter set on DC voltage, check for 12 VDC on the connector on the main controller, is there 12 VDC?
(figure 8)
Yes Replace the main controller.
No Repair replace the wires between the two connectors.
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