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USER MANUAL WPX3400 Gas Pressure Washer DO NOT RETURN THIS PRODUCT TO THE STORE If you have questions or need assistance, please call customer service at 855-944-3571.
The illustrations used in this manual are intended as representative reference views only. We reserve the right to make any specification or design change without notice. 2 | Westinghouse Outdoor Power Equipment, LLC...
Westinghouse Outdoor Power Warranty registration 777 Manor Park Drive Columbus, OH 43228 For Your Records Date of Purchase: Model Number: Serial Number: Place of Purchase: IMPORTANT: Keep your purchase receipt for trouble-free warranty coverage. Westinghouse Outdoor Power Equipment, LLC | 3...
DO NOT operate the product inside any building, including garages, basements, crawlspaces and sheds, enclosure, or compartment. DO NOT allow exhaust fumes to enter a confined area through windows, doors, vents, or other openings. 4 | Westinghouse Outdoor Power Equipment, LLC...
• Shut down the engine and allow it to cool for two minutes wheels are not suitable for towing the pressure washer before adding gasoline or oil to the pressure washer. either on or off-road • Wipe spilled fuel from the unit. Westinghouse Outdoor Power Equipment, LLC | 5...
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• Store away from sparks, open flames, pilot lights, heat, and other sources of ignition. • Do not store gasoline near furnaces, water heaters, or any other appliances that produce heat or have automatic ignitions. 6 | Westinghouse Outdoor Power Equipment, LLC...
10. Water Inlet: Connection for garden hose. 20. Nozzle Cleaning Tool: Used to clean nozzles. 11. Fuel Tank: Fill with regular unleaded fuel. Do not overfill. 12. High Pressure Hose Westinghouse Outdoor Power Equipment, LLC | 7...
• Nut, M8 • Spray gun upper holder • Push rivet • Spray gun lower holder • Bolt and nut, M6 If any parts are missing, contact our service team at service@wpowereq.com or call 1-855-944-3571. 8 | Westinghouse Outdoor Power Equipment, LLC...
DO NOT over-tighten. Be careful to avoid cross-threading, which can cause the hose to leak during use. 2. Install the high-pressure hose and tighten the collar. DO NOT over-tighten. Westinghouse Outdoor Power Equipment, LLC | 9...
Always mix the correct amount of fuel stabilizer to gasoline in an approved gasoline container before fueling the pressure washer. Run the pressure washer for two minutes to allow the stabilizer to treat the entire fuel system. 10 | Westinghouse Outdoor Power Equipment, LLC...
4. Turn the engine switch to the ON position. 4. Turn the water supply OFF. 5. Disengage the trigger lock and depress the trigger for 15 seconds to depressurize the system. 12 | Westinghouse Outdoor Power Equipment, LLC...
LOW PRESSURE HIGH PRESSURE WASH WASH YELLOW GREEN WHITE SOAP Concrete, Brick, Masonry Siding, Gutters, Home Fencing, Deck, Patio Lawn and Garden Equipment, Boats, RVs Recommened nozzle Use with caution Do not use Westinghouse Outdoor Power Equipment, LLC | 13...
Fire hazard. Do not up-end the pressure washer or place flush when the detergent tank is empty. it on its side. Fuel or oil can leak and damage to the pressure washer may occur. 14 | Westinghouse Outdoor Power Equipment, LLC...
2. Use a soft bristle brush to remove dirt and oil. 3. Use an air compressor (25 PSI) to clear dirt and debris from the pressure washer. 4. Inspect all air vents and cooling slots to ensure that they are clean and unobstructed. Westinghouse Outdoor Power Equipment, LLC | 15...
L and H marks on the dipstick. Stop frequently to check the oil level. DO NOT overfill. Maximum oil capacity: 20 Oz. (0.6 Liter) 7. Install the oil dipstick and hand-tighten. 16 | Westinghouse Outdoor Power Equipment, LLC...
6. Measure the spark plug electrode gap with a wire-type feeler gauge. If necessary, correct the gap by carefully bending the side electrode. Spark plug gap: 0.024 – 0.032 in. (0.60 – 0.80 mm) Westinghouse Outdoor Power Equipment, LLC | 17...
7. Remove the spark plug. corrosion if left long term. If storing the pressure washer for two to six months, drain the float bowl to prevent gum and varnish buildup in the carburetor. 18 | Westinghouse Outdoor Power Equipment, LLC...
0.0051 – 0.0067 in Valve Clearance (0.08 – 0.12 mm) (0.13 – 0.17 mm) Torque 8-12 N•m 8-12 N•m 6. If an adjustment is necessary, hold the rocker arm pivot and loosen the pivot adjusting nut. Westinghouse Outdoor Power Equipment, LLC | 19...