Wen DF402iX Instruction Manual Download

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4000-WATT DUAL FUEL

INVERTER GENERATOR

Instruction Manual

IMPORTANT:

Your new tool has been engineered and manufactured to WEN’s highest standards for dependability,

ease of operation, and operator safety. When properly cared for, this product will supply you years of rugged,

trouble-free performance. Pay close attention to the rules for safe operation, warnings, and cautions. If you use

your tool properly and for its intended purpose, you will enjoy years of safe, reliable service.

NEED HELP? CONTACT US!

Have product questions? Need technical support? Please feel free to contact us:

[email protected]

1-800-232-1195 (M-F 8AM-5PM CST)

For replacement parts and the most up-to-date instruction manuals, visit

WENPRODUCTS.COM

MODEL DF402iX

Summary of Contents for DF402iX

Page 1: ...ouble free performance Pay close attention to the rules for safe operation warnings and cautions If you use your tool properly and for its intended purpose you will enjoy years of safe reliable servic...

Page 2: ...18 Using Your Generator 21 Shutting Off Your Generator 26 Maintenance 27 Transportation Storage 32 Troubleshooting Guide 33 Wiring Diagram 34 Exploded View Parts List 35 Warranty Statement 41 To purc...

Page 3: ...R Engine Type 4 stroke OHV single cylinder with forced air cooling system Engine Displacement 212cc Fuel Tank Capacity 1 85 US Gallons 7 00 L 87 Octane Minimum Oil Capacity 17 0 fl oz 0 5 L Half Load...

Page 4: ...__________________________________ Purchased From ________________________________________________ Serial Number _________________________________________________ TO MAXIMIZE THE LIFESPAN OF YOUR GENE...

Page 5: ...all users during the entire life of the tool and review it frequently to maximize safety for both yourself and others SAVE THESE SAFETY INSTRUCTIONS SAFETY SYMBOLS The purpose of following safety symb...

Page 6: ...ectly in contact with gasoline Do not operate near open flame heat or any other ignition source Do not smoke near the generator Always operate on a firm level surface Always turn generator off before...

Page 7: ...uld only be performed by a qualified technician Do not use receptacles or cords that show signs of damage such as broken or cracked insulation 4 Use a ground fault circuit interrupter GFCI in high ly...

Page 8: ...nd power supply cords for damage resulting from vibration 7 Do not touch hot parts This generator produces heat when running Temperatures near exhaust can exceed 150 F 65 C Allow generator to cool dow...

Page 9: ...RACKETS Your generator comes with two shipping brackets that pro tect the generator during delivery These brackets should be removed before using the generator The shipping brackets are located on the...

Page 10: ...included CAUTION The carburetor bowl may have gas in it which will leak upon removing the bolt 5 Remove the bolt bolt seal fuel cup fuel cup seal and main jet from the body of the carburetor assembly...

Page 11: ...all the parts and controls of your generator The com ponents will be referred to later in the manual for assembly and operation instructions GENERATOR Fuel Cap Control Panel Fuel Gauge Muffler Oil Dr...

Page 12: ...s the accumulation of poisonous CO gas while the generator is running If the level of CO gas gets too high the CO Watchdog system will automati cally shut down the generator See p 22 for more in forma...

Page 13: ...verfill the unit Fill the crankcase to the upper fill line so you can visually see the oil coming halfway up the oil fill threads See Fig 5 4 Reinstall the oil dipstick and firmly tighten it Wipe clea...

Page 14: ...n see the oil coming halfway up the oil fill threads See Fig 6 OIL LEVEL SHUTDOWN To protect the unit from damage the generator is equipped with a low oil pressure shutoff that will automatically shut...

Page 15: ...rator performs best with ethanol free gasoline DO NOT use gasoline with over 10 ethanol The capacity of the fuel tank is 1 85 US gallons 7 00 L Do not mix oil with gasoline To add gasoline 1 Make sure...

Page 16: ...me larger in size or increase in number a leak exists This MUST be corrected before using generator Contact WEN customer service at 1 800 232 1195 M F 8 5 CST or email techsupport wenproducts com for...

Page 17: ...cally select the fuel source LPG or gasoline depending on availability LPG is prioritized this means that if a propane tank with enough LPG is connected the generator will automatically use LPG If no...

Page 18: ...xhaust Even if you use a generator correctly CO may leak into the home ALWAYS use a battery powered or battery backup CO alarm in the home If you start to feel sick dizzy or weak after the generator h...

Page 19: ...case you have had repeated failed attempts to start the engine please consult the troubleshooting guide before attempting to start the generator If problems persist please call 1 800 232 1195 M F 8 5...

Page 20: ...elt then pull quickly to start the engine Return cord gently into the recoil starter Never allow the cord to snap back 7 If engine fails to start repeat this step 8 Once the engine has started slowly...

Page 21: ...age information of each device you plan to connect The information should be listed on the device or in its instruction manual or you may refer to page 22 Table 2 Estimated Wattages of Common Electric...

Page 22: ...indow Air Conditioner 1200 1800 Saw Miter 1200 1200 Microwave 1000 0 Well Water Pump 1000 1000 Sump Pump 800 1200 Refrigerator Freezer 800 1200 Furnace Blower 800 1300 Computer 800 0 Electric Drill 60...

Page 23: ...lectrical power The WEN Parallel Connection Kit can be purchased from wenproducts com Follow the instruc tions included with your parallel connection kit for proper installation and operation CIRCUIT...

Page 24: ...nt Guide NR Not Recommended Device Requirements Max Cord Length ft by Wire Gauge Amps Watts 120V Watts 240V 8 wire 10 wire 12 wire 14 wire 16 wire 2 5 300 600 NR NR NR 375 250 5 600 1200 NR NR 300 200...

Page 25: ...down the generator When starting the generator the CO Watchdog LED on the panel may flash This indicates that the system is run ning a self test procedure and does not indicate a problem If the CO Wat...

Page 26: ...generator with electrical devices plugged in or turned on 2 Let engine run at no load for several minutes to stabilize internal temperatures of engine and generator 3A Gasoline Turn the fuel valve Fi...

Page 27: ...ice at 1 800 232 1195 M F 8 5 CST or email techsupport wenproducts com IMPORTANT GENERATOR MAINTENANCE TIPS Drain your carburetor after each use and before storage to prevent it from clogging Do not s...

Page 28: ...N 55201 Magnetic Oil Dipstick not included available for purchase at wenproducts com The dipstick s industrial strength magnetic tip will collect metal shavings from your generator s oil tank to help...

Page 29: ...See Fig 19 3 Once the fuel has drained close the drain screw INSPECTING CLEANING THE AIR FILTER Inspect and clean the air filter every 50 hours of operation refer to page 27 Table 4 Routine maintenanc...

Page 30: ...00 hours of operation refer to page 27 Table 4 The spark plug is important for proper engine operation Check the spark plug regularly to maintain proper engine operation A good spark plug should be in...

Page 31: ...he fuel valve Fig 23 2 Turn the fuel valve to the OFF position 3 Locate the fuel line between the fuel valve and the car buretor Fig 23 1 Disconnect the fuel line from the fuel valve NOTE A small amou...

Page 32: ...ng the fuel tank full reduces the amount of air in the tank and helps fight deterioration of fuel For Extended Periods Over 60 Days Drain the fuel tank and carburetor Refer to Draining The Fuel Tank o...

Page 33: ...line 2 Breaker has tripped due to wattage over load 2 Turn off and unplug all electrical devices Wait 3 minutes and press the activated breaker to reset Check the total wattage of the devices and re d...

Page 34: ...WIRING DIAGRAM 34...

Page 35: ...306 Oil Seal 1 1 5 56200 1202 Bolt M6x12 2 1 6 DF402iX 0106 Lower Shield 1 1 7 56310i 0211 Engine Oil Sensor 1 1 8 56200 0502 Bolt M6x14 2 1 9 56380i 0102 Flat Washer 2 1 10 GN400i 0110 Ignition Coil...

Page 36: ...d Bolt M8x34 2 3 10 56380i 0309 Stud Bolt M6x105 2 3 11 56310i 0104 Spark Plug Torch F6RTC NGK BPR6ES 1 3 12 56200 0706 Bolt M6x10 3 3 13 DF402iX 0313 Cylinder Body Shroud 1 ASSEMBLY 3 CYLINDER HEAD N...

Page 37: ...3 56310i 0606 Valve Lock Clamp 4 EXPLODED VIEW PARTS LIST ASSEMBLY 6 VALVE CAMSHAFT No Part No Description Qty 7 1 GN400i 0701 Recoil Starter assembly 1 7 2 56200 1202 Bolt M6x12 4 7 3 DF402iX 0703 Cl...

Page 38: ...9 Stator 1 9 10 GN400i 0910 Trigger 1 9 11 56310i 1106 Bolt M5x16 2 9 12 GN400iX 0912 Flat Washer 6mm 3 EXPLODED VIEW PARTS LIST ASSEMBLY 9 FLYWHEEL ALTERNATOR No Part No Description Qty 11 1 GN400i 1...

Page 39: ...TANK No Part No Description Qty 13 1 DF402iX 1301 Frame Assembly 1 13 2 GN400i 1302 Foot 4 13 3 GN400i 1303 Flanged Hex Nut M6 4 13 4 GN400i 1304 Bolt M6x35 4 13 5 GN400i 1305 Engine Plate Rear 1 13...

Page 40: ...3 GN400i 1413 Grounding Nut 1 14 14 GN400i 1414 USB Port Assembly 1 14 15 GN400i 1415 AC Breaker 20A 1 14 16 56380i 1422 Eco Mode Switch 1 14 17 GN400i 1417 Engine Switch 1 14 18 GN400i 1418B NEMA TT...

Page 41: ...to be sent to WEN before the replace ments can be shipped out Upon the confirmation of a WEN representative your product may qualify for repairs and service work When re turning a product for warrant...

Page 42: ...42 NOTES...

Page 43: ...43 NOTES...

Page 44: ...V 2022 05 27 THANKS FOR REMEMBERING...

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