DEWALT DP3750 Pressure Washer INSTRUCTION MANUAL

DeWalt GX390 is an immensely powerful tool that can make a wide range of cleaning projects easier and faster. This pressure washer offers an impressive 3750 PSI and 4.0 GPM, so you can effortlessly remove dirt, grime, and other contaminants from various surfaces. With its robust Honda 13 Hp GX390 engine, you can be sure that this pressure washer will deliver the performance you need to tackle even the toughest cleaning challenges.

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DEWALT DP3750 Pressure Washer Instruction Manual | Manualzz

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Key features

  • Honda 13 HP GX390 engine
  • Pressure regulator
  • Chemical injection system
  • Nozzle holder with five different nozzles
  • Max Pressure 3750 PSI
  • Max GPM 4.0
  • Oil capacity 14 oz.

Frequently asked questions

The DEWALT DP3750 pressure washer can generate a maximum pressure of 3750 PSI.

The DEWALT DP3750 Pressure Washer has a maximum flow rate of 4.0 GPM.

The DEWALT DP3750 pressure washer requires 14 oz of oil.

You can change the nozzles on the DEWALT DP3750 Pressure Washer by pulling the quick-connect coupler back, inserting the nozzle, releasing the quick-connect coupler, and twisting the nozzle to make sure that it is secure in the coupler.

To start the DEWALT DP3750 Pressure Washer, first ensure that you have added fresh gasoline and checked the engine oil level. Next, connect the water hose to the water source, turn the water source on to remove all air from the hose, and then turn the water source off. Verify that the filter screen is in the water inlet of the pump, and then connect the cold water source to the pump inlet. Connect the high-pressure hose to the pump outlet. Turn the water source on, and then remove all air from the pump and high-pressure hose by depressing the trigger until a steady stream of water is present. Finally, start the engine and depress the trigger on the gun to start the water flow.
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