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ITEM # GEN2K Portable Gasoline Generator  

 

 

RECOGNIZE SAFETY SYMBOLS, WORDS AND LABELS 

 
What You Need to Know About Safety Instructions 

 

Warning and Important Safety Instructions appearing in this manual are not meant to cover all possible conditions and situations that 
may occur. Common sense, caution and care must be exercised when operating or cleaning tools and equipment. 
 
Always contact your dealer, distributor, service agent or manufacturer about problems or conditions you do not understand.

 

 

 

 

This is the safety alert symbol. It is used to alert you to potential 

personal injury hazards. Obey all safety messages that follow this 

symbol to avoid possible injury or death. 

 

 

 

 

DANGER indicates an imminently hazardous situation 
which, if not avoided, will result in death or serious injury.

 

 

 

WARNING indicates a potentially hazardous situation which, 

if not avoided, could result in death or serious injury.

 

 

 

CAUTION indicates a potentially hazardous situation which, 
if not avoided, may result in minor or moderate injury.

 

 

 

CAUTION used without the safety alert symbol indicates a  

potentially hazardous situation which, if not avoided, may  
result in property damage.

 

 

2 YEAR LIMITED EMISSION-RELATED WARRANTY 

 

 
THIS ENGINE MEETS U.S. EPA EMISSION STANDARDS UNDER 40 CFR 1054.625 .The emission-related limited warranty is valid for two (2) 
years. Keep the purchase receipt and mail in the product registration card for proof of purchase. Buffalo Corp limits emission-related warranty repairs 

to authorized service centers for owners located within 100 miles of an authorized service center. For owners located more than 100 miles from an 
authorized service center, Buffalo Corp will, in its sole discretion, either pay for shipping costs to and from an authorized service center, provide for a 
service technician to 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 the states with high-altitude areas identified in 40 CFR part 1068, 
Appendix III. 

 
To exercise this warranty, DO NOT RETURN TO RETAILER. Instead, call Customer Service toll free at 1-866-460-9436 (email address 
[email protected]) and you will be instructed on where to take the engine for warranty service. Take the generator and proof of purchase (your 
receipt) to the repair facility recommended by the Customer Service Representative. The warranty does not extend to generators damaged or 
affected by fuel contamination, accidents, neglect, misuse, unauthorized alterations, use in an application for which the product was not designed 

and any other modifications or abuse.  
 

1 YEAR LIMITED WARRANTY  

(30 Day Limited Warranty for Commercial and Rental Purpose)

 

 

Generators are warranted to be free from defects in materials and workmanship for a period of 1 YEAR from date of original purchase. Buffalo Corp. 
is not liable for any indirect, incidental or consequential damages from the sale or use of this product. Any implied warranties are limited to 1 YEAR 
as stated, or as otherwise stated, in this written limited warranty. Some states do not allow the exclusion or limitation of incidental or consequential 
damages. Some states do not allow limitation on the length of an implied warranty. Buffalo Corp will repair or replace, at its discretion, any part that 
is proven to be defective in materials or workmanship under normal use during the 1 YEAR warranty period. Warranty repairs or replacements will be 
made without charge for parts or labor. Parts replaced during warranty repairs will be considered as part of the original product and will have the 

same warranty period as the original product. This warranty gives you specific legal rights, and you may have other rights that vary state to state. 

 

 

Summary of Contents for Sportsman GEN4K

Page 1: ... 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 Questions Problems Call Customer Service If you experience a problem have questions or need parts for this product call Customer Service at 1 866 460 943...

Page 2: ...ately If you are using a generator 3 000 feet above sea level it may not function properly because of air flow getting through the carburetor High Altitude Use This generator is not recommended for high altitude use 3 000 feet above sea level This generator features CO WARNING which will automatically shut off if dangerous levels of CO carbon monoxide is detected Instructions are included on the b...

Page 3: ...ep 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 MAINTENANCE CARE 17 Recommended Maintenance Schedule 17 Cleaning The Generator 17 Checking The Oil Level 18 Changing Adding Oil 18 Air Filter Maintenance 19 Spark Plug Maintenance 19 Emptying The Fuel Tank 19 Changing ...

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 the states with high altitude areas identified in 40 CFR part 1068 Appendix III To exercise this warranty DO NOT RETURN TO RETAILER Instead call Customer Service toll free at 1 866 460 9436 email add...

Page 5: ...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 the electric utility power lines WARNING Do not use this generator to provide power for emergency medical equipment or life support devices Carbon Monoxide Gas When in operation the exhaust from this genera...

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 the tank Always check for spilled gasoline and immediately wipe it up before starting this generator Empty the fuel tank before storing or transporting this generator Always handle fuel outdoors Befor...

Page 7: ...ITEM GEN2K Portable Gasoline Generator 7 ...

Page 8: ...ITEM GEN2K 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: ...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 DO NOT RETURN THIS GENERATOR TO THE RETAILER Item List DC connector wires for charging 12 Volt automotive type batteries Spark plug wrench ...

Page 10: ...t Protector 12 12 Volt DC Outlet 13 Grounding Terminal 1 Fuel Tank Cap 2 Control Panel 3 Oil Access 4 Fuel Cock 5 Carburetor Choke Lever 6 Air Filter Cover 7 Recoil Starter GENERATOR COMPONENTS Observe the locations and functions of the various components and controls of this generator 9 1 2 8 10 13 12 3 7 4 6 5 11 ...

Page 11: ...HE 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 performance and service life When new from the package this generator contains no oil in the engine crankcase Add oil before operating this generator for the first time When replenishing oil for subsequent...

Page 12: ...xpand 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 Unleaded Gasoline Octane Rating 87 or Higher IMPORTANT Use only UNLEADED gasoline with an octane rating of 87 or higher Never use a mixture of oil and gasoline Never use old and or contaminated gasoline Avo...

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 or Higher Gasoline and gasoline fumes are highly flammable and explosive Handling fuel can result in serious injury or burns Do not fill the fuel tank near a heat sparks or an open flame Keep gasoline...

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 6 NOTE After repeated attempts to start the engine consult the troubleshooting guide before attempting again If problems persist call 1 866 460 9436 Monday Friday 8 AM 4 PM Central Time 8 Once the en...

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 wattage of this generator Never connect devices requiring a rated wattage equal to the surge wattage of a generator A device s rated running wattage should be listed somewhere on the device itself and o...

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 devices beginning with the device with the highest rated wattage requirement and then each additional device with the next lower rated wattage requirement SOME NOTES ABOUT POWER CORDS Long or thin cord...

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 away Improper maintenance and or failure to correct any problems prior to operating this generator can cause a malfunction which could cause death or serious injury Always follow the inspection and mai...

Page 18: ...should be changed 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 the oil from this generator 1 Place a bucket underneath this generator to catch oil as it drains 2 Unscrew the oil drain plug located on the crankcase underneath the oil filler dipstick ca...

Page 19: ...ark plug from this generator by using the included spark plug wrench 3 Visually inspect the spark plug If it is cracked and or chipped discard and install a new spark plug A E7RTC spark plug such as NGK BPR7HS is recommended 4 Measure the spark plug electrode gap with a gauge The gap should be 0 7 0 8mm 0 028 0 031 in See Figure 9 5 If re using the spark plug use a wire brush to clean any dirt fro...

Page 20: ...asoline and add gasoline conditioner 2 months to 1 year Empty the fuel tank See Emptying the Fuel Tank in the Maintenance Care section 1 year or more Empty the fuel tank See Emptying the Fuel Tank in the Maintenance Care section Disconnect the spark plug TROUBLESHOOTING IMPORTANT If trouble persists call our customer help line at 1 866 460 9436 Monday Friday 8 AM 4 PM Central Time Symptom Cause So...

Page 21: ... on Bad connecting wires cables Try a different extension cord Bad electrical device connected to generator Disconnect device try connecting another device Generator is overloaded Reduce draw on generator to within this generator s rated wattage by reducing number of connected electrical devices Generator starts but won t stay running Choke is in Closed Choke position or gas is empty Make sure tha...

Page 22: ...ITEM GEN2K Portable Gasoline Generator 22 PARTS DIAGRAM ...

Page 23: ...ITEM GEN2K Portable Gasoline Generator 23 ...

Page 24: ...ITEM GEN2K Portable Gasoline Generator 24 s ...

Page 25: ...ITEM GEN2K Portable Gasoline Generator 25 ...

Page 26: ...ITEM GEN2K Portable Gasoline Generator 26 ...

Page 27: ...ITEM GEN2K Portable Gasoline Generator 27 ...

Page 28: ...ITEM GEN2K Portable Gasoline Generator 28 ...

Page 29: ...ITEM GEN2K Portable Gasoline Generator 29 ...

Page 30: ...ITEM GEN2K Portable Gasoline Generator 30 ...

Page 31: ...ITEM GEN2K Portable Gasoline Generator 31 ...

Page 32: ...ITEM GEN2K Portable Gasoline Generator 32 ...

Page 33: ...ITEM GEN2K Portable Gasoline Generator 33 ...

Page 34: ...ITEM GEN2K Portable Gasoline Generator 34 ...

Page 35: ...ITEM GEN2K Portable Gasoline Generator 35 ...

Page 36: ...ou retain all receipts covering maintenance on your power equipment engine but Buffalo Corp can not deny warranty solely for the lack of receipts or for your failure to ensure the performance of all scheduled maintenance As the power equipment engine owner you should however be aware that Buffalo Corp may deny your warranty coverage if your power equipment engine or a part has failed due to abuse ...

Page 37: ...iod stated above Buffalo Corp will maintain a supply of warranted parts sufficient to meet the expected demand for such parts 9 Any replacement part may be used in the performance of any warranty maintenance or repairs and must be provided without charge to the owner Such use will not reduce the warranty obligations of Buffalo Corp 10 Add on or modified parts that are not exempted by the Air Resou...

Page 38: ...rovides notification that the generator was shut off due to an accumulating CO hazard The RED light will blink for at least five minutes after a CO shut off Move the generator to an open outdoor area and point the exhaust away from people and occupied buildings Once relocated to a safe area the generator can be restarted and the proper electrical connections made to supply electrical power The RED...

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