General description Soap injector kit fits most pressure washer pumps, making cleaning easier and faster. It serves as a great replacement for old, rusted injectors and ensures your soap dispenser works like new. Technical specifications Brass fitting: 1/8 inch 27 male thread Package contents: 2 x Brass nozzles, 1/8 inch-27M thread, 2 x Check valve balls, 2 x springs with O-rings Color: Yellow Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with pump models: 190593GS, 190635GS, and 203640GS Applicable models: / -F15-012 - KTR191351 Installation Ensure the O-ring is in place on the injector Insert the ball bearing inside the injector Insert the spring with the small end against the ball Attach the injector back on the pump Use a 13mm wrench to tighten, but do not over-tighten to avoid breaking the O-ring or damaging the pump Usage If the part on your pressure washer pump is worn out, rusted, or clogged with hard water deposits, replace it with this soap