[Fit on] 190593GS Chemical Injector Kit is a replacement soap injector kit compatible with various pump models, including FAIP Pumps and Himore Pumps. It fits many other models such as Husky and Task Force. [Function] This kit can replace a worn-out, rusted, or clogged chemical injector on your pressure washer caused by hard water deposits. [Easy Installation] To replace: Follow the soap hose to the end to locate the injector. Use a wrench to remove the old injector. Clean any residue or dried soap from the receptacle. Ensure the rubber O-ring is in place on the injector. Insert the ball bearing into the injector, then place the spring with the smaller end against the ball bearing. Insert the assembly into the receptacle and tighten using a 13mm wrench. Avoid overtightening to prevent damage to the O-ring or pump components. Note: Installation guide not included; professional installation is recommended. Please verify compatibility before purchase. Tips: Product design may vary slightly between batches due to updates. These variations may include minor differences in appearance or color but do not affect functionality. Color: As shown Material: Copper Package Contents: 1 x Injector Kit Only the above package content is included; other items are not part of this sale. Note: Lighting and display settings may cause slight color differences between the product image and the actual item. Measurement tolerance is +/- 1-3 cm.