To Next Page

To Previous Page

English

Glossary

Bypass mode: Allows water to re-circulate within pump when the gun trigger is not pulled.

Chemical hose: Feeds cleaning agents into the pump to mix with the water. Refer to Chemicals and Cleaning Solvents.

Chemical injection system: Mixes cleaners or cleaning solvents with water to improve cleaning effectiveness.

Choke control: Opens and closes carburetor choke valve.

CU: Cleaning Units. GPM multiplied by PSI. (GPM x PSI = CU)

Fuel valve lever: Opens/closes connection between fuel tank and carburetor.

GPM: Gallons Per Minute. The unit of measure for the flow rate of water.

PSI:PoundsperSquareInch.Theunitofmeasureforwaterpressure.Alsousedforairpressure,hydraulicpressure,etc.

kPa (kilopascal): Metricpressuremeasurement.1kilopascalequal1000pascals.

Quick-connect spray wand: Allowstheusertoquicklychangeouthigh-pressurenozzles.RefertoSprayWandNozzles.

Thermal relief valve: When the temperature inside the pump rises too high the valve will open and release a gush of water in an effort to

lower the temperature inside the pump. The valve will then close.

Water supply: Allpressurewashersmusthaveasourceofwater.Theminimumrequirementsforawatersupplyare20PSI(138kPa)and

5 gallons per minute.

Troubleshooting Guide

This section provides a list of the more frequently encountered malfunctions, their causes and corrective actions. The

operatorormaintenancepersonnelcanperformsomecorrectiveactions,andothersmayrequiretheassistanceofaqualifiedD

eWALT

technician or your dealer.

Problem Code

Engine will not start ......................................................................................................1, 2, 3, 4, 5, 6, 7, 8, 36

(refer to the engine's instruction manual for further engine troubleshooting)

No or low pressure (initial use) ......................................................................................9, 10, 11, 12, 13, 14, 15, 16

Will not draw chemicals .................................................................................................16, 17, 18, 19, 20, 21

No or low pressure (after period of normal use) ...........................................................22, 23, 24

Water leaking at gun/spray wand connection ................................................................25, 26

Water leaking at pump ...................................................................................................25, 26, 27, 28

Oil leaking at pump ........................................................................................................29, 30, 31, 32, 33, 34, 35

Pump Pulsates ...............................................................................................................12