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Why does my Karcher 3.540 switch off
The washer runs with good pressure for about a minute then stops. After a couple of minutes it powers up again and runs for another minute before going off again for a couple of minutes etc etc
Answer this Question (1 Answer)
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Chris at eSpares says...
This suggests the motor is overheating and a thermal cut out in the motor is tripping. Then as it cools the trip resets. This is almost certainly due to a faulty motor.
Pressure Washer Pump Cover Stock Number: ES538491
Genuine spare part for select Karcher pressure washers
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