With lots of pulsation (duplex pump or jetter) gauge pressure should not exceed 50% of the range

lance or telescoping wand

Electrode - 320420

Plumbed external unloader valve

185° F max temperature

Legacy Pump Ceramic Piston Repair Kits (Hotsy Hawk Landa Karcher Shark) Kit Number:87512370 - 18mm With lots of pulsation (duplexLegacy (Hotsy Hawk Landa Karcher Shark) Pump complete ceramic plunger kits replace a single piston assembly. Order three kits per pump. IMPORTANT: Incorrect installation of pressure washer repair parts has the potential to cause premature pump failure. Professional installation is highly recommended. Pump repair parts are considered wear items and cannot be returned if package is opened.