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Summary of Contents for LIFAN Power USA LF-139F
- Page 1 Lifan Power USA LF-139F ENGINE 2205 Industrial Park Road Van Buren, AR 72956 www.lifanpowerusa.com OWNERS’ MANUAL 866-471-7464...
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Page 2: Table Of Contents
A warning is used to alert the user to fact that hazardous operation and in this manual is copyrighted by Lifan Power USA, and it is forbidden for maintenance procedures may result in injury to or death of personnel if any group or individual to reprint or copy any it. -
Page 3: Safety Precautions
SAFETY PRECAUTIONS 11. If any fuel is spilled, clean it up completely and make sure the area is dry before starting the engine. 12. Do not smoke or allow flames or sparks in the area where gasoline is Structure outline for 139F general gasoline engine (Fig. 1). stored or where the fuel tank is refueled. - Page 4 Procedure for check should be taken as follows: 1. Ensure that the engine is stopped and on level ground. 2. Remove the dipstick and clean it. 3. Reinsert the dipstick into the oil filler without screwing it in, and check 1.
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Page 5: Starting The Engine
STARTING THE ENGINE MAINTENANCE 1. Start the engine as follows: Periodic inspection and adjustment of the engine is essential if high level 1. Push the engine switch to “ON”. performance is to be maintained. Regular maintenance will also ensure 2. Push the choke lever to the START position. a long service life. - Page 6 1. Replacement of engine oil 3. Spark Plug Changing oil when the engine is warm is helpful to drain the engine oil in Proper spark plug clearance ensures the engine’s normal running under no the crankcase. deposit around the spark plug. 1.
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Page 7: Troubleshooting
TRANSPORTATION & STORAGE 4. Fuel filter inspection a. Always check the fuel filter/strainer located inside and under the fuel fill cap. b. Shake out any debris and clean with a non-flammable solution, or replace it. When moving the engine, securely fasten the fuel tank cap to prevent the fuel from spilling. -
Page 8: Specifications
SPECIFICATIONS ENGINE MOUNTING DIMENSIONS 1. Main Specifications Model 139F 139F-2 Item 4-storke OHV single-cylinder gasoline engine Engine type with forced air-cooled Bore × Stroke(mm) 39×26 39x29 Displacement (cm3) 34.6 Compression Ratio 8.2:1 Max. power output (kW/r/min) 0.5/6500 0.8/6500 Max. torque (N· m /r/min) 0.8/5000 1.2/6500 carburetion...
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