Kärcher HDS 5/11 U Service Manual page 38

5.11.16Test run
After repairing the pump, you must perform a test run
to check the pump for leaks and proper operation.
This can be done without connecting the on-demand
heater.
 Assemble the motor/pump unit and place it into
the chassis without the fuel pump.
 Install the cool air guidance and the motor cover.
1 Chassis floor group
2 Cool air guidance and motor cover
Appliance with hose drum
 Connect the high pressure hose with the hand
spray gun to the safety block high pressure outlet.
 Connect the water supply to the water inlet.

Connect the mains cable.
 Turn on the machine.
1 high pressure hose
2 Safety block
Appliances without hose drum
 Connect the swivel (see special tools) to the safety
block of the high pressure outlet and connect the
high pressure hose with hand spray gun to it.
 Connect the water supply to the water inlet.
 Connect the mains cable.
 Turn on the machine.
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English 5.906-487.0 Rev. 00 (04/10)