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    ITEM # GEN4000 

 

4000 Surge Watts / 3500 Running Watts 

 

PORTABLE GASOLINE GENERATOR INSTRUCTION MANUAL 

 

                                   

 

 

 

 

 
 
 

 
 
 

 

 

 
 

 

 
 

 

READ ALL INSTRUCTIONS AND WARNINGS BEFORE USING THIS PRODUCT. 

This manual provides important information on proper operation & maintenance. Every effort has been  
made to ensure the accuracy of this manual. These instructions are not meant to cover every possible 
condition and situation that may occur. We reserve the right to change this product at any time without 
prior notice.  

 

IF THERE IS ANY QUESTION ABOUT A CONDITION BEING SAFE OR UNSAFE,  

DO NOT OPERATE THIS PRODUCT!  

 

 

 

 

HAVE QUESTIONS OR  PROBLEMS? CONTACT  CUSTOMER  SERVICE

  

If you experience a problem, have questions or need parts for this product, call Customer Service at   

1-866-460-9436, Monday-Friday, 8 AM - 4 PM Central Time

. A copy of the sales receipt is required. 

 

FOR CONSUMER USE ONLY – NOT FOR PROFESSIONAL USE. 
 
KEEP THIS MANUAL, SALES RECEIPT & APPLICABLE WARRANTY FOR FUTURE  
REFERENCE. 

 

 

Visit our website for Troubleshooting / Frequently Asked Questions 

http://sportsmanseriesbrand.com/generators 

 

 

Summary of Contents for GEN4000

Page 1: ...change this product at any time without prior notice IF THERE IS ANY QUESTION ABOUT A CONDITION BEING SAFE OR UNSAFE DO NOT OPERATE THIS PRODUCT HAVE QUESTIONS OR PROBLEMS CONTACT CUSTOMER SERVICE If...

Page 2: ...llon Fuel Type Unleaded Gasoline Only 87 rating or higher 3 600 RPM Mobility Kit Available Separately If you are using a generator above sea level the generator may not function properly because of ai...

Page 3: ...nerator 13 Step 1 Verify Oil Level 13 Step 2 Verify Gas Level 13 Step 3 Ground The Generator 13 STARTING THE GENERATOR 14 USING THE GENERATOR 15 AC Usage 15 DC Usage 16 STOPPING THE GENERATOR 17 MAINT...

Page 4: ...come to the owner to make the warranty repair or pay for the repair to be made at a local non authorized service center The provisions of this paragraph apply only for the contiguous states excluding...

Page 5: ...r into any electric outlet in your home Doing so could create a connection to the utility company power lines You are responsible for ensuring that your generator s electricity does not feed back into...

Page 6: ...cap Loosen the cap slowly to relieve pressure in the fuel tank Avoid spilling fuel Do not fill the fuel tank above the upper limit line Gasoline may expand during operation Do not fill to the top of...

Page 7: ...Item GEN4000 Portable Gasoline Generator 7...

Page 8: ...Item GEN4000 Portable Gasoline Generator 8 In addition to the previously described safety information familiarize yourself with all safety and hazard placards on this generator...

Page 9: ...ems are supplied with this Generator Verify that all items are included STOP If there are missing items call 1 866 460 9436 Monday Friday 8 AM 4 PM Central Time for customer service Item List DC conne...

Page 10: ...r Cover 7 Recoil Starter 8 AC Circuit Protector 9 Engine Switch 10 120 Volt AC Outlet 11 DC Circuit Protector 12 12 Volt DC Outlet 13 Grounding Terminal 14 120 Volt RV Outlet 15 Voltmeter GENERATOR CO...

Page 11: ...GENERATOR WILL NOT START DOUBLE CHECK THAT THE OIL LEVEL IS COMPLETELY FULL AND ALMOST OVERFLOWING This generator requires engine oil to function Engine oil is a major factor affecting engine perform...

Page 12: ...expand do not fill the fuel tank to the very top 4 Securely tighten the fuel tank cap and immediately wipe up any spilled gasoline with a dry cloth Fuel Tank Capacity gallons 3 6 Fuel Type Fresh Unlea...

Page 13: ...f 87 or higher according to Step 2 Add Gasoline of the Using this Generator for the First Time section of this manual Fuel Tank Capacity gallons 3 6 Fuel Type Fresh Unleaded Gasoline Octane Rating 87...

Page 14: ...t Then pull briskly to start the engine Gently return the cord into the generator to avoid damage to the starter or housing Never allow the cord to snap back 7 If the engine fails to start repeat step...

Page 15: ...ted wattage for the generator This generator can run at its surge wattage capacity for only a short time Connect electrical devices requiring a rated running wattage equal to or less than the rated wa...

Page 16: ...Allow the engine to run for several minutes after it has been started 2 Confirm that the electrical device is switched off prior to plugging it into this generator 4 Turn on the connected electrical d...

Page 17: ...to the schedule in Figure 7 Never perform maintenance procedures while this generator is running Allow this generator to cool before commencing any maintenance procedures Keep heat sparks and flame a...

Page 18: ...nged after the first 20 hours of operation Subsequently the oil should be changed every 6 months or for every 100 hours of use or when the oil has become contaminated with water and or dirt To drain t...

Page 19: ...install a new spark plug A F7RTC spark plug such as NGK BPR7ES is recommended 4 Measure the spark plug electrode gap with a gauge The gap should be 0 020 0 028in 0 5 0 7mm See Figure 9 5 If re using t...

Page 20: ...tenance Care section Turn the fuel valve to the off position Disconnect the spark plug Do not obstruct any ventilation openings Do not drop or strike this generator while moving it Store this generato...

Page 21: ...ll the fuel line off The carburetor will slide off Turn the carburetor upside down and remove the 10mm bolt on the bottom of the bowl Remove the pin that holds the float on Pull the float up Inspect t...

Page 22: ...f it is too high or too low adjust the governor screw which is located above the pull start on the green metal shroud WARNING DO NOT ADJUST THE GOVERNOR SCREW WITHOUT USING A VOLTMETER ONLY ATTEMPT TH...

Page 23: ...Item GEN4000 Portable Gasoline Generator 23 PARTS DIAGRAM...

Page 24: ...Item GEN4000 Portable Gasoline Generator 24...

Page 25: ...Item GEN4000 Portable Gasoline Generator 25...

Page 26: ...Item GEN4000 Portable Gasoline Generator 26...

Page 27: ...Item GEN4000 Portable Gasoline Generator 27...

Page 28: ...Item GEN4000 Portable Gasoline Generator 28...

Page 29: ...aintenance As the small off road engine owner you should however be aware that Buffalo Corp may deny you warranty coverage if your small off road engine or a part has failed due to abuse neglect or im...

Page 30: ...pproved replacement parts that do not increase the exhaust or evaporative emissions of the engine or evaporative emission control system must be used in the performance of any warranty maintenance or...

Page 31: ...agms 11 Control Cables 12 Control Linkages 13 Purge Valves 14 Gaskets 15 Liquid Vapor Separator 16 Carbon Canister 17 Canister Mounting Brackets 18 Carburetor Purge Port Connector Note As they relate...

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