Kärcher ARMADA BRC 40/22 C Manual page 50

Machine powers up everything runs except the solution will not spray from the center jet in interim mode.
1. Remove the 2 white jets from the machine, with the main switch in a deep extraction mode and the pump switch on press
the yellow hand lever, does water flow from the jet body?
Yes Clean or replace the jet.
No Move to step 2.
2. Place your positive test probe into the orange wire #30 in the 6 pin connector on the main controller, place your negative
test probe on the neutral lead of the main switch. With your volt meter set on AC voltage, operate the machine as
described in step 1, is there 120+- VAC? (figure 1f)
Yes Move to step 3.
No Replace the controller.
3. You will need to separate the upper and lower deck as described on pages 15-17. Place your test probes into the orange
and white connector for the solenoid. With your volt meter set on AC voltage, operate the machine as described in step 1,
Is there 120+- VAC? (figure 2f)
Yes Replace the solenoid valve.
No Check the wiring back to the controller, repair or replace as needed.
Figure 1f
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Figure 2f