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4500-WATT

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.

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

[email protected]

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

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WENPRODUCTS.COM

MODEL 56450i

Summary of Contents for 56450i

Page 1: ...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 serv...

Page 2: ...or 17 Using Your Generator 19 Stopping Your Generator 26 Maintenance 27 Transportation Storage 34 Troubleshooting Guide 35 Wire Diagram 36 Exploded View Parts List 37 Warranty Statement 48 OPERATION M...

Page 3: ...20 1 in 511 mm Product Net Weight 99 2 lbs 45 kg Engine Type 4 Stroke OHV Single Cylinder with Forced Air Cooling System Engine Displacement 212cc Engine Speed 3600 RPM Fuel Tank Capacity 2 2 US Gallo...

Page 4: ...urchased From ________________________________________________ Serial Number _________________________________________________ TO MAXIMIZE THE LIFESPAN OF YOUR GENERATOR We recommend running your gene...

Page 5: ...ols is to attract your attention to possible dangers The safety symbols and their explanations deserve your careful attention and understanding The safety warnings do not by themselves eliminate any d...

Page 6: ...ctly 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 r...

Page 7: ...ld 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 highly co...

Page 8: ...e generator that be come hot during use 8 Turn off all connected electrical devices before stop ping the generator 9 Always turn generator off before refueling Allow generator to cool for at least 2 m...

Page 9: ...ll contents and accessories Do not discard the packaging until everything is removed Check the packing list below to make sure you have all of the parts and accessories If any part is missing or broke...

Page 10: ...trols of your Generator The components will be referred to later in the manual for assembly and operation instructions GENERATOR Fuel Cap Carrying Handle Control Panel Transportation Handle Recoil Sta...

Page 11: ...two WEN inverter generators through a parallel connection kit for a higher output 5 DC 12V Cigarette Lighter Style Receptacle 6 DC 5V USB Outlet 7 Grounding Nut Ground generator to reduce risk of ele...

Page 12: ...tor To remove the mounting plates 1 With the help of another person place generator on an elevated platform such as table or workbench Make sure the generator is stable Do not to tilt the generator as...

Page 13: ...e of oil that matches the expected operating temperature F C 20 0 20 32 40 60 80 100 40 20 0 20 10 10 30 30 To add oil follow these steps 1 Place the generator on a level surface Make sure the en gine...

Page 14: ...the oil coming halfway up the oil fill threads 4 Wipe clean any oil leaks and firmly tighten the dipstick Reinstall the oil access cover OIL LEVEL SHUTDOWN To protect the unit from damage the generato...

Page 15: ...of 87 octane rating The genera tor performs best with ethanol free gasoline DO NOT use gasoline with over 10 ethanol The capacity of the fuel tank is 2 2 US gallons 8 50 L Do not mix oil with gasolin...

Page 16: ...ence a decrease in performance even with the proper altitude kit Operating this generator without said kit may increase the engine s emissions and decrease both fuel economy and performance You can or...

Page 17: ...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 has been running mo...

Page 18: ...f necessary see Add check Fuel 5 Make sure all electrical devices are unplugged from the generator during ignition Otherwise it will be difficult for the engine to start STARTING THE GENERATOR 1 Turn...

Page 19: ...ion Find the wattage 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 20 Table 2 The wattage can be c...

Page 20: ...HP 1500 3000 Window 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 El...

Page 21: ...ces are turned off Start plugging in each electric device from the highest wattage to the lowest Check the power indicator light green to ensure the generator is producing power 3 Do not overload the...

Page 22: ...6000 150 100 60 NR NR 30 3600 7200 125 65 NR NR NR 40 4800 9600 90 NR NR NR NR WARNING Generator should only be connected to electrical devices either directly or with an extension cord NEVER CONNECT...

Page 23: ...ndicator red on the control panel will light up Follow the instructions below when an overload occurs When you re close to overloading the generator the overload light will start to flash Reduce the l...

Page 24: ...0 0 Meter will show 0 5 just before it is shut off but it has not been run for 2 hours at a time yet 3 1 hr 1 Yes to 0 0 Meter will show 1 0 just before it is shut off but it has not been run for 2 h...

Page 25: ...tically This feature helps to prevent the carburetor from being clogged by stale fuel extending your generator s lifespan OPTION 2 MANUAL SHUTOFF In case you are in a hurry and do not want to wait for...

Page 26: ...ance Schedule Clean change more often under dusty conditions or operating under heavy load IMPORTANT GENERATOR MAINTENANCE TIPS Drain your carburetor after each use and before storage to prevent it fr...

Page 27: ...shut down to protect it from running without oil To check the oil level and add oil 1 Make sure the generator is on a level surface Do not tilt the generator as oil will flow into engine areas and cau...

Page 28: ...Using a Phillips head screwdriver unscrew the top two screws Fig 17 1 and remove the service panel on the opposite side of the recoil starter 4 The carburetor can be accessed between the engine and th...

Page 29: ...ters can be ordered from wenproducts com by searching part no 56380i 1001B 1 4 Reinstall the air cleaner element air cleaner cover and service panel WARNING Running the engine with a dirty damaged or...

Page 30: ...the plug 4 Visually inspect the spark plug If it is cracked or chipped or if the electrodes are worn or burned discard it and replace with a new spark plug We recommend replacing with a NGK BPR6ES To...

Page 31: ...o the unlocked position and remove the cover from the side panel 3 Prepare an approved oil storage container and place it be low the oil drainage valve Fig 24 to catch oil as it drains 4 Open the oil...

Page 32: ...p Turn the 3 in 1 dial switch to the RUN position Fig 26 This will open up the fuel valve 5 Open up the carburetor drain screw Fig 25 with a flat head screwdriver Fuel will start draining from the car...

Page 33: ...oper power output PRODUCT DISPOSAL Do not dispose of a used generator or parts with your household waste This product contains electrical or elec tronic components that should be recycled Please take...

Page 34: ...Bad connecting cords wires Check power cords extension cords Do not use if any cord is damaged Replace damaged cords immediately Bad electrical device connected to the generator Try connecting a diffe...

Page 35: ...WIRE DIAGRAM 35...

Page 36: ...1 11 56380i 0111 Deep Groove Ball Bearing 6305 1 1 12 56310i 0306 Oil Seal 1 1 13 56450i 0113 Rear Shroud 1 1 14 56310i 1201 Flanged Hex Bolt M6x16 2 1 15 56380i 0115 Protective Cover 1 1 16 56380i 01...

Page 37: ...56380i 0306 Breather Tube 1 No Part No Description Qty 3 7 56450i 0307 Cylinder Head Subassembly 1 3 8 56310i 0109 Bolt M8x34 2 3 9 56380i 0309 Stud Bolt M6x105 2 3 10 56380i 0310 Cylinder Head Gasket...

Page 38: ...56380i 0605 Valve Spring Seat 2 6 6 56310i 0606 Valve Lock Clamp 4 6 7 56310i 0607 Valve Tappet 2 6 8 56380i 0608 Valve Lifter Subas sembly 2 6 9 56380i 0609 Valve Rocker Arm 2 6 10 56380i 0610 Rocker...

Page 39: ...9 Impeller Alternator No Part No Description Qty 9 1 56310i 1101 Flywheel Nut M14 1 5 1 9 2 56380i 0902 Impeller 1 9 3 56310i 1103 Socket Head Cap Screw M6x60 3 9 4 56450i 0904 Rotor 1 9 5 56380i 0905...

Page 40: ...11 5 56380i 1105 Muffler Assembly 1 11 6 56380i 1106 Muffler Gasket 1 11 7 56310i 1010 Nut M8 2 11 8 56380i 1108 Muffler Bracket 1 11 9 56310i 1009 Bolt M8x16 5 11 11 56310i 1004 Bolt M8x20 1 11 12 5...

Page 41: ...t 1 12 4 56310i 1701 Bolt M6x20 4 12 5 56380i 1205 Flat Washer 6mm 4 12 6 56380i 1206 Bushing 4 12 7 56380i 1207 Fuel Tank Damper 4 12 8 56380i 1208 Fuel Tank Cap 1 12 9 56380i 1209 Fuel Strainer 1 12...

Page 42: ...0i 1421 Rubber Jacket 3 13 11 56450i 1311 Inverter 1 13 12 56310i 1425 Socket Flanged Bolt M6x16 1 No Part No Description Qty 13 13 56380i 1313 Rubber Sleeve 1 13 14 56380i 1314 Carbon Tank Mounting B...

Page 43: ...16 1 14 16 56200 0427B Lock Nut M5 1 14 17 56380i 1417 Latch 1 14 18 56380i 1418 Battery Compartment Cover 1 No Part No Description Qty 14 19 56380i 1419 Multimeter 1 14 20 56380i 1420 Reset Button 1...

Page 44: ...Seat 1 15 7 56380i 1507 Right Handle Connector Seat 1 15 8 56200 0517 Bolt M6x12 2 No Part No Description Qty 15 9 56380i 1509 Bolt M6x10 4 15 10 56310i 0209 Bolt M6x16 4 15 11 56310i 1807 Nylon Nut...

Page 45: ...0 0515 Fuel Tank Rubber Sleeve 4 16 9 56200 0508 Bolt M6x12 8 No Part No Description Qty 16 10 56380i 1610 Recoil Starter Guide Subassembly 1 16 11 56200 0612 Screw And Washer 2 16 12 56200 0420 Recoi...

Page 46: ...6200 0508 Bolt M6x12 2 17 7 56310i 1407 Cover Plug 1 17 8 56380i 1708 Nut M5 4 17 9 56380i 1709 Cushion 1 17 10 56380i 1710 Left Support 1 17 11 56380i 1711 Right Support 1 17 12 56310i 1409 Left Engi...

Page 47: ...required part numbers and proof of purchase Damaged or defective parts and products may need to be sent to WEN before the replacements can be shipped out Upon the confirmation of a WEN representative...

Page 48: ...V 2022 05 09 THANKS FOR REMEMBERING...

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