Karcher 410
Removed screws from case; opened case and removed motor/pump assembly.
removed detergent hose fitting by removing two torx screws on top.
Slowly and gradually removed four big torx screws to separate the pump section. Go slowly with pump vertically so spring loaded pistons are not disturbed from their positi
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Separate section with unloader valve and replace torx screws to hold pump pistons in place. remove plastic restrictor (see parts list - I used punch to knock it out from outlet side) and then use pliers to remove unloader valve. Replace with new valve. Lube (silicon lube) top 0 ring only. Then reassemble all parts. tighten the big slowly and evenly to keep alignment and properly torque screws down. After every time the washer is used pour a small amount of anti-freeze into both hose ports to help keep internal pump parts from corroding.
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Model Cross Reference
This part works with the following models:
ERP Number: ERP9949573
Manufacturer Part Number: 4.580-247.0
This part is in stock in our warehouse and will ship out within 1 business day of the order being placed.
New stock is on the way! On order parts usually ship within 7 business days.
Item is not in stock and usually ships 10-15 business days from the time you place your order.
This item is no longer being made by the manufacturer, and cannot be added to your shopping cart.
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Some of the parts we sell are eligible for mail-in rebates since we can recycle them. We will display any applicable rebates in your shopping cart. To redeem your rebate, contact Customer Service after you have received your part.
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_WW_2.gif "Part Location Diagram of 4.580-247.0 Karcher Excess-current Complete Only F")
