Introduction
Prerequisite guide only! Pump rebuild steps before removing the pump from the motor housing. Written for the Karcher Pressure Washers 15209900 2018.
Parts
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Use a pair of pliers to grasp the blue tab on the excess current valve.
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Pull firmly to extract the excess current valve from the pump assembly.
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Lubricate the replacement valve's O-rings with the grease included in the rebuild kit.
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Press the replacement valve back into the pump.
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Replace the cover plate with a new one from the rebuild kit.
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Use pliers to grasp the tip of the fine filter in the water intake connector.
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Pull the fine filter out of the intake.
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Replace the fine filter with a new one from the rebuild kit.
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Use a hammer and pin punch to tap the cylinder head plate out of its groove.
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Remove the cylinder head plate.
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To reassemble your device, follow these instructions in reverse order.
