Dewalt DXPW3400PR Instruction Manual - Page 13

NOTICE: DO NOT attempt to increase pump pressure. A higher pressure setting than the factory set pressure may damage the pump. Fig. G 30 Spray Wand Nozzles (Fig. A, H) The nozzles for the spray wand are stored in the nozzle holder 2 on the panel assembly 1 . Colors on the panel identify nozzle location and spray pattern. Refer to the following chart to choose the correct nozzle for the job to be performed. Nozzle Spray Pattern Color 0˚ Red Uses powerful pinpoint for very intense cleaning Surfaces*** metal or concrete; DO NOT use on wood 15˚ Yellow intense cleaning of small areas metal, concrete or wood 25˚ Green intense cleaning of larger areas metal, concrete or wood English  WARNING: Flying objects could cause risk of serious injury. DO NOT attempt to change nozzles while pressure washer is running. Turn engine off before changing nozzles. 1. Pull quick-connect coupler back and insert nozzle. 2. Release quick-connect coupler and twist nozzle to make sure it is secure in coupler.  WARNING: Flying objects could cause risk of serious injury. Ensure nozzle is completely inserted in quickconnect socket and quick- connect collar is fully engaged (forward) before squeezing spray gun trigger. Fig. H Chemicals/Cleaning Soaps Applying chemicals or cleaning soaps is a low pressure operation. NOTE: Use only chemical and cleaning soaps designed for pressure washer use. Do not use bleach. To Apply Chemical/Cleaning Soaps (Fig. I) 1. Press chemical/soap hose 26 onto barbed fitting located near high pressure hose connection of pump as shown. Fig. I 40˚ White covers wide areas of cleaning metal, concrete, wood or vinyl low pressure Black applies chemical/ cleaning soaps metal, concrete, wood or vinyl *** NOTICE: The high pressure spray from your pressure washer is capable of causing damage to surfaces such as wood, glass, automobile paint, auto striping and trim, delicate objects such as flowers and shrubs. Before spraying, check the item to be cleaned to assure yourself that it is strong enough to resist damage from the force of spray. Changing Nozzles on Spray Wand (Fig. H)  DANGER: Risk of fluid injection. Do not direct discharge stream toward persons, unprotected skin, eyes or any pets or animals. Serious injury will occur. 26 2. Place the other end of chemical/soap hose with filter into the container holding the chemical/cleaning soap. NOTE: For every 10 gallons (38 liters) of water pumped 1 gallon (3.8 liters) of chemical/cleaning soap will be used. 3. Install low-pressure (black) nozzle into quick connect fitting of spray wand, refer to Spray Wand Nozzles. NOTE: Chemical/cleaning soaps will not siphon if the black soap nozzle is not installed on the spray wand. 4. After use of chemical/cleaning soaps, place chemical/soap hose into container of clean water and draw clean water through chemical injection system to rinse system thoroughly. NOTICE: Risk of property damage. Failure to do so could cause damage to the pump. Pumps damaged due to chemical/cleaning soaps will not be covered under warranty. 11