Instruction Manual
Page 2
...contain a rust inhibitor and an anti-foaming agent. K L M I . Professional Spray gun D. Engine K. Throttle control lever L. High-pressure pump Engine Refer to the engine instruction manual for pressure washers is not available, an SAE 30W non-detergent oil may be used.... Pump Specifications GENERAL PUMP TX1510A Oil Capacity: 14 Ounces For best results, pump oil designed specifically for location and operation of other engine controls. Nozzle Grommets C. Choke control M. ...
...contain a rust inhibitor and an anti-foaming agent. K L M I . Professional Spray gun D. Engine K. Throttle control lever L. High-pressure pump Engine Refer to the engine instruction manual for pressure washers is not available, an SAE 30W non-detergent oil may be used.... Pump Specifications GENERAL PUMP TX1510A Oil Capacity: 14 Ounces For best results, pump oil designed specifically for location and operation of other engine controls. Nozzle Grommets C. Choke control M. ...
Instruction Manual
Page 8
... oil can leak or spill • If pressure washer is and could result in fire or equipped with a fuel shut- Expect the gun to relieve pump pressure. washer on a ladder. • Grip gun/wand firmly with a fuel or trailers. Always transport and store unit in an if the unit is not...
... oil can leak or spill • If pressure washer is and could result in fire or equipped with a fuel shut- Expect the gun to relieve pump pressure. washer on a ladder. • Grip gun/wand firmly with a fuel or trailers. Always transport and store unit in an if the unit is not...
Instruction Manual
Page 11
.... ff eE ff eE gg F ff o ff gg 5. Make sure connection is secure. 6. B A 8. Nozzles are color coded to prevent over inflation. NOTE: The high-pressure pump was filled with the mounting holes in small increments and frequently use and while inflating tires; Warning: Risk of the tire pressure. Attach high-pressure...
.... ff eE ff eE gg F ff o ff gg 5. Make sure connection is secure. 6. B A 8. Nozzles are color coded to prevent over inflation. NOTE: The high-pressure pump was filled with the mounting holes in small increments and frequently use and while inflating tires; Warning: Risk of the tire pressure. Attach high-pressure...
Instruction Manual
Page 12
... instructions before starting the pressure washer. This nozzle delivers a less powerful stream of the gasoline engine (RPM). Refer to increase pump pressure. A higher pressure setting than the factory set pressure may damage pump. 3. Reduce the speed of water and a wider spray pattern. Slow the engine down with it is strong enough to...
... instructions before starting the pressure washer. This nozzle delivers a less powerful stream of the gasoline engine (RPM). Refer to increase pump pressure. A higher pressure setting than the factory set pressure may damage pump. 3. Reduce the speed of water and a wider spray pattern. Slow the engine down with it is strong enough to...
Instruction Manual
Page 13
... trigger. Turn engine off before starting pressure washer. Pull quick-connect coupler back and insert nozzle. 2. cal/cleaning solution. WARNING: Risk of pump as shown. Do not smoke when filling fuel tank. • Never fill fuel tank completely. Press chemical hose (S) onto barbed fitting located ...other end of chemical hose with hot engine surfaces will be covered under warranty. Damage to make sure it could result in the pump it is running or hot. Do Not attempt to rinse system thoroughly. Warning: Flying object could cause risk of serious injury. English...
... trigger. Turn engine off before starting pressure washer. Pull quick-connect coupler back and insert nozzle. 2. cal/cleaning solution. WARNING: Risk of pump as shown. Do not smoke when filling fuel tank. • Never fill fuel tank completely. Press chemical hose (S) onto barbed fitting located ...other end of chemical hose with hot engine surfaces will be covered under warranty. Damage to make sure it could result in the pump it is running or hot. Do Not attempt to rinse system thoroughly. Warning: Flying object could cause risk of serious injury. English...
Instruction Manual
Page 14
... Warning: Risk of 86 or higher. English NOTICE: Never pull water supply hose to move the choke (K) to the CLOSED position as shown. If pump is not pressed. The thermal relief valve will open and release a gush of water is present. 10. In a well-ventilated outdoor area, add ...fresh, high-quality, unleaded gasoline with a pump octane rating of unsafe operation. When a steady stream of water in the ON postion. 12. Turn the water source on to avoid kickback and prevent...
... Warning: Risk of 86 or higher. English NOTICE: Never pull water supply hose to move the choke (K) to the CLOSED position as shown. If pump is not pressed. The thermal relief valve will open and release a gush of water is present. 10. In a well-ventilated outdoor area, add ...fresh, high-quality, unleaded gasoline with a pump octane rating of unsafe operation. When a steady stream of water in the ON postion. 12. Turn the water source on to avoid kickback and prevent...
Instruction Manual
Page 15
...hose into a container of burning. Place the fuel valve lever (M) in the middle of your pressure washer, a routine maintenance schedule should come to pump will not start water flow. Turn water source off while pressure washer engine is not in hose or spray gun. 6. MAINTENANCE WARNING: Risk of ... washer frame is low, the engine will result. 4. As the engine warms up, move the choke to Storage for proper storage procedures. Change pump oil after the first 50 hours of property damage. English Note: If the oil level in unusual conditions, such as needed. 14. DANGER: Risk...
...hose into a container of burning. Place the fuel valve lever (M) in the middle of your pressure washer, a routine maintenance schedule should come to pump will not start water flow. Turn water source off while pressure washer engine is not in hose or spray gun. 6. MAINTENANCE WARNING: Risk of ... washer frame is low, the engine will result. 4. As the engine warms up, move the choke to Storage for proper storage procedures. Change pump oil after the first 50 hours of property damage. English Note: If the oil level in unusual conditions, such as needed. 14. DANGER: Risk...
Instruction Manual
Page 16
...tool (Y) provided and back flush with foreign materials, such as DeWALT winterizer (DP80) when storing the unit for 30 seconds. 6. Using a 1/8" hex head wrench loosen set screw in hub collar. 2. Pump The manufacturer recommends using the nozzle kit supplied and the following ...screen (U) should be checked periodically and cleaned if necessary. 1. CC 4. If the nozzle becomes partially clogged or restricted, the pump pressure will pulsate. Y 4. U NOTE: Do not operate pressure washer without filter properly installed. sTORAGE Engine Consult the engine instruction...
...tool (Y) provided and back flush with foreign materials, such as DeWALT winterizer (DP80) when storing the unit for 30 seconds. 6. Using a 1/8" hex head wrench loosen set screw in hub collar. 2. Pump The manufacturer recommends using the nozzle kit supplied and the following ...screen (U) should be checked periodically and cleaned if necessary. 1. CC 4. If the nozzle becomes partially clogged or restricted, the pump pressure will pulsate. Y 4. U NOTE: Do not operate pressure washer without filter properly installed. sTORAGE Engine Consult the engine instruction...
Instruction Manual
Page 17
... gun holder. 3. If you need assistance in locating any other antifreeze is not available, RV antifreeze can damage pump. 2. If a pump protector/ winterizer is corrosive and can be performed by a FNA factory service center, a FNA authorized service center or other qualified service ...end of garden hose with this pressure washer as measured from spray gun and wand. NOTICE: Risk of property damage. Pressure Washer 1. DeWALT winterizer (DP80) is shorter in the following information available for purchase from your tool, please contact the FNA Group at the store ...
... gun holder. 3. If you need assistance in locating any other antifreeze is not available, RV antifreeze can damage pump. 2. If a pump protector/ winterizer is corrosive and can be performed by a FNA factory service center, a FNA authorized service center or other qualified service ...end of garden hose with this pressure washer as measured from spray gun and wand. NOTICE: Risk of property damage. Pressure Washer 1. DeWALT winterizer (DP80) is shorter in the following information available for purchase from your tool, please contact the FNA Group at the store ...
Instruction Manual
Page 18
... from time to time due to normal pressure washer operation. We will repair, without charge, any defects due to , the engine air filter, spark plug, pump valve seals and O rings. This warranty does not apply to accessories or damage caused where repairs have other rights which must be replaced from date...
... from time to time due to normal pressure washer operation. We will repair, without charge, any defects due to , the engine air filter, spark plug, pump valve seals and O rings. This warranty does not apply to accessories or damage caused where repairs have other rights which must be replaced from date...
Instruction Manual
Page 19
...: Gallons Per Minute. Also used for the flow rate of water. Quick-connect spray wand: Allows the user to lower the temperature inside the pump rises too high the valve will then close. The unit of water in an effort to quickly change out high-pressure nozzles. Refer to re-...circulate within pump when the gun trigger is not pulled. The minimum requirements for water pressure. PSI: Pounds per minute. 19 Choke control: Opens and closes carburetor choke...
...: Gallons Per Minute. Also used for the flow rate of water. Quick-connect spray wand: Allows the user to lower the temperature inside the pump rises too high the valve will then close. The unit of water in an effort to quickly change out high-pressure nozzles. Refer to re-...circulate within pump when the gun trigger is not pulled. The minimum requirements for water pressure. PSI: Pounds per minute. 19 Choke control: Opens and closes carburetor choke...
Instruction Manual
Page 20
.... Add fuel. 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 Troubleshooting Codes Code 1 2 3 4 5 6 7 possible cause POSSIBLE SOLUTION No fuel. Move choke to the No Choke po...
.... Add fuel. 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 Troubleshooting Codes Code 1 2 3 4 5 6 7 possible cause POSSIBLE SOLUTION No fuel. Move choke to the No Choke po...
Instruction Manual
Page 21
...valves. 24 Worn unloader piston. 25 Worn or broken o-ring. 26 Loose hose connection. 27 Piston packings worn. 28 Pump head or tubes damaged from the hose. Have replaced by an authorized service center. Tighten. Disconnect the water source from the... replaced by authorized service center. See Spray Wand Nozzles under Maintenance. Dilute chemical. Nozzle obstructed. POSSIBLE SOLUTION Move the fuel valve lever to pump inlet and turn water source off the engine, then the water source. Apply sealant tape if necessary. Clean filter. (Troubleshooting Codes cont.)...
...valves. 24 Worn unloader piston. 25 Worn or broken o-ring. 26 Loose hose connection. 27 Piston packings worn. 28 Pump head or tubes damaged from the hose. Have replaced by an authorized service center. Tighten. Disconnect the water source from the... replaced by authorized service center. See Spray Wand Nozzles under Maintenance. Dilute chemical. Nozzle obstructed. POSSIBLE SOLUTION Move the fuel valve lever to pump inlet and turn water source off the engine, then the water source. Apply sealant tape if necessary. Clean filter. (Troubleshooting Codes cont.)...
Instruction Manual
Page 22
... SOLUTION Have replaced by authorized service center Tighten. Check and replace. Loose drain plug. 31 Worn drain plug o-ring 32 Worn fill plug o-ring. 33 Pump overfilled. 34 Incorrect oil used. 35 Vent plug is clogged. 36 Air filter filled with correct amount and type of oil. English (Troubleshooting Codes cont...
... SOLUTION Have replaced by authorized service center Tighten. Check and replace. Loose drain plug. 31 Worn drain plug o-ring 32 Worn fill plug o-ring. 33 Pump overfilled. 34 Incorrect oil used. 35 Vent plug is clogged. 36 Air filter filled with correct amount and type of oil. English (Troubleshooting Codes cont...
Parts Diagram
Page 3
Parts list, pricing, and availability subject to change. Page 2 Please visit www.dewaltservicenet.com for DH4240B Type 0 Description Qty Required NUT 3 RETAINER 3 KIT WATER PACK 1 RETAINING RING 1 KEY 1 ROLLER BEARING 1 OIL SEAL 1 KIT ...LOWER 1 O-RING 1 NIPPLE 1 FITTING 1 O-RING 1 O-RING 1 NOZZLE 1 O-RING 1 SPRING 1 BALL 1 O-RING 1 INJECTOR 1 BOLT 1 INJECTOR CHEMICAL 1 ENGINE 1 PUMP ASSEMBLY 1 COUPLER 1 HOSE ADAPTER 1 VALVE THERMAL RELIEF 1 COPYRIGHT© 2005. All Rights Reserved. Item Number 35 43 44 55 57 58 62 91 104 120...
Parts list, pricing, and availability subject to change. Page 2 Please visit www.dewaltservicenet.com for DH4240B Type 0 Description Qty Required NUT 3 RETAINER 3 KIT WATER PACK 1 RETAINING RING 1 KEY 1 ROLLER BEARING 1 OIL SEAL 1 KIT ...LOWER 1 O-RING 1 NIPPLE 1 FITTING 1 O-RING 1 O-RING 1 NOZZLE 1 O-RING 1 SPRING 1 BALL 1 O-RING 1 INJECTOR 1 BOLT 1 INJECTOR CHEMICAL 1 ENGINE 1 PUMP ASSEMBLY 1 COUPLER 1 HOSE ADAPTER 1 VALVE THERMAL RELIEF 1 COPYRIGHT© 2005. All Rights Reserved. Item Number 35 43 44 55 57 58 62 91 104 120...
