Control Board Removal Process - Kärcher ARMADA BRC 40/22 C Manual

Control board removal process

Using a T-20 Torx driver remove the rear panel as described on page 10.
Caution:
When handling control boards it is important to protect against electro static discharge. Always wear an anti ESD wrist strap
grounded to the work bench.
The control board contains two large capacitors that do not discharge when powered down, the control board comes with the
mounting plate to prevent accidental shock.
Remove all electrical connections including
the ground wires. The 12 v power supply in
the upper right corner does not need to be
removed. The fan is part of the assembly do
not attempt to disconnect it.
Remove the screw holding the assembly in place and remove the circuit board
and mount.
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