Pressure is not trapping in the discharge line when trigger is released

you can equip your pressure washer with some solid engineering when you choose the Simpson 90039 AAA 4

CleanShot™ Shut-Off Valve – Eliminates spits and drips

Sizes range from 4 mm

Single-Axle

Graco L085CX Xtreme Lower Pump, 85cc 0.31 GPM Pressure is not trapping inGraco Genuine OEM part Xtreme Lower Pumps L085C1, L085C2, L085C3 & L085C4, 85cc Lower Pump Assemblies. Available in your choice of either Xtreme Seal or Tuff Stack Packings. Choose the standard pump with NO filter assembly or the Pump with the Built In Filter from the drop down menus above. PUMP OPTIONS: L085C1 Pump with Xtreme Seals, NO Filter L085C2 Pump with Xtreme Seals AND Built In Filter L085C3 Pump with Tuff Stack Seals, NO Filter L085C4 Pump