Troubleshooting Pumps & Unloader Valves

Low Pressure in the Pump

Problem. Probable Cause. Solution

Pressure Fluctuating/ Not Steady

Problem. Probable Cause. Solution. Press

Pump Losing Pressure After Some Period of Use

Problem. Probable Cause. Solution

Noisy Pump/ Making Weird Sounds/ Knocking Sound

Problem. Probable Cause. Solution. Pu

Presence of water in oil/ Oil looking milky

Water leaking from the pump

Problem. Probable Cause. Solution. Water dripping

Oil leaking from the pump

Problem. Probable Cause. Solution. Oil dripping&

Pressure fluctuating when letting go of gun trigger

Problem. Probable Cause. Solution

Excessive water return in the bypass at the operating pressure

Problem. Probable Cause. Solution

Pressure gauge fluctuating when the gun is on

Problem. Probable Cause. Solution

Very high pressure in the hose line when the gun shuts off

Problem. Probable Cause. Solution