LONCIN LC154f-1 Owner'S Manual Download Page 14 | Manualshive

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MAINTENANCE

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Air cleaner

1) Screw off air cleaner bolt and remove the cover.

2) Remove foam element

Check element and renew if damaged.

Wash foam element

：

Wash the cover and filter in warm, soapy water, rinse, and allow drying thoroughly. Or
clean in nonflammable solvent and allow drying. Dip in clean engine oil, and then
squeeze out all excess oil.

3) Clean the air cleaner l, cover and rubber gasket, preventing dust entering into

carburetor.

4) Reassemble the foam element, paying attention to rubber gasket underneath the

element.

5) Reassemble the air cleaner, and tighten the wing nut securely.

Air cleaner elbow

Support plate

Element

Cover

Locking nut

.Nut M6

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Summary of Contents for LC154f-1

Page 1: ......

Page 2: ... lever Recoil starter Governor lever 4 CHECK BEFORE OPERATION 6 Check Check oil Check fuel Check air cleaner 5 STARTING ENGINE 8 6 STOP ENGINE 10 7 MAINTENANCE 11 Schedule Renewing engine oil Maintaining air cleaner Spark plug 8 STORAGE 16 9 TROUBLSHOOTING 17 10 ENGINE PARAMETER 20 11 WIRING DIAGRAMS 21 ...

Page 3: ...he area of operation Refuel With Care Gasoline is extremely flammable and gasoline vapor can explode Refuel outdoors in a well ventilated area with the engine stopped Never smoke near gasoline and keep other flames and sparks away Always store gasoline in an approved container If any fuel is spilled make sure the area is dry before starting the engine Hot Exhaust l The muffler becomes very hot dur...

Page 4: ...TS CONTROL LOCATIONS 4 Recoil starter 2 COMPONENTS CONTROL LOCATIONS Muffler Cover Fuel tank Starting lever Air cleaner Spark plug Cylinder head cover Switch Choke lever Drain plug Oil dipstick Exhaut deflector ...

Page 5: ...n stops the engine 2 Choke Lever The choke lever opens and closes the choke valve in the carburetor Set lever CLOSE for starting a cold engine After starting set the choke lever to OPEN position 3 Recoil Starter Grip Pulling the starter grip operates the recoil starter to crank the engine Don t let the lever suddenly rebound lightly put the lever back Choke lever Open Close CAUTION ON OFF The engi...

Page 6: ...CONTROLS 6 If automatically stopping and not starting first check the oil lever then check other trouble CAUTION Starter grip ...

Page 7: ... low add the recommenced oil in 4 After finishing reassemble and screw the oil dipstick down The Oil Alert system applicable engine types will automatically stop the engine before the oil level falls below safe limits However to avoid the inconvenience of an unexpected shutdown always check the engine oil level before startup 3 Check fuel First stop the engine open the fuel cover and check oil lev...

Page 8: ...hance exhaust system service life Don t use used and contaminated or gasoline with oil Avoid the dirt and water entering into fuel tank 4 Check air cleaner Remove the air cleaner housing and check the element if the element dirt clean it if damaged renew Nut M6 Air cleaner elbow Supporting platee Element Cover Screw Maximum fuel oil level ...

Page 9: ...engine 1 To start a cold engine move the choke lever to the CLOSE position To start a warm engine turn the choke ever to the OPEN position 2 Turn the engine switch to the ON position Close Open Choke lever ON OFF The engine switch ...

Page 10: ...ance then pull briskly Don t let starting lever suddenly rebound and lightly put the lever back 4 If the choke lever has been moved to the CLOSE position to start the engine gradually move it to the OPEN position as the engine warms up Choke lever Open CAUTION Starter grip ...

Page 11: ... 6 STOPPING THE ENGINE To stop the engine in an emergency simply turn the engine switch to the OFF position Under normal conditions use the following procedure Turn the engine switch to the OFF position The engine switch OFF ...

Page 12: ...ervicing dealer unless you have the proper tools and are mechanically proficient RENEWING ENGINE OIL Drain the used oil while the engine is warm Warm oil drains quickly and completely 1 Place a suitable container below the engine to catch the used oil and then remove the pad and dipstick and the drain plug 2 Allow the used oil to drain completely and then reinstall the drain plug and pad and tight...

Page 13: ...mperature list within some brand oil temperature range MAINTAINING AIR CLEANER A dirty air filter will restrict air flow to the carburetor reducing engine performance If you operate the engine in very dusty areas clean the air filter more often than specified in the MAINTENANCE SCHEDULE Operating the engine without element or with a damaged element will allow dirt to enter the engine causing rapid...

Page 14: ...oroughly Or clean in nonflammable solvent and allow drying Dip in clean engine oil and then squeeze out all excess oil 3 Clean the air cleaner l cover and rubber gasket preventing dust entering into carburetor 4 Reassemble the foam element paying attention to rubber gasket underneath the element 5 Reassemble the air cleaner and tighten the wing nut securely Air cleaner elbow Support plate Element ...

Page 15: ... if the electrodes are worn or if the insulator is cracked or chipped The gap should be 0 028 0 031 in 0 70 0 80 mm Correct the gap if necessary 4 Install the spark plug carefully by hand to avoid cross threading 5 After the spark plug seats tighten with a spark plug wrench to compress the water If reinstalling the used spark plug tighten 1 8 1 4 turn after the spark plug seats If installing a new...

Page 16: ...using rust and water spatter on the hot engine to damage engine so don t wash engine until the engine is cooled 1 Change the engine oil 2 Remove the spark plugs 3 Pour a tablespoon 5 10 cc of clean engine oil into the cylinder 4 Pull the starter rope several times to distribute the oil in the cylinder 5 Reinstall the spark plugs 6 Pull the starter rope slowly until resistance is felt This will clo...

Page 17: ... path passing Wrong fuel Chang fuel Carbon deposit and dirt electrode Clean carbon deposit and dirt Damaged insulator Renew spark plug Electrode burn through Renew spark plug Spark normal Spark plug poor Wrong gap Adjust gap High tension coil damaged Renew high tension coil Igniter coil damaged Renew high tension coil Cylinder pressure normal Fuel system normal Spark normal No spark Magnetic field...

Page 18: ...between cylinder and cylinder head Replace cylinder head gasket Valve gap not right Readjustment When increasing throttle speed up slowly or speed down or stop the engine Compression poor Valve sealing leakage Grinding or replacement Phenomenon Possible Cause Correction No fuel Refuel and pass through Carburetor clogged Check fuel path Carburetor float leaking fuel Repair float Fuel system Needle ...

Page 19: ... repair 5 Abnormal sound Phenomenon Possible Cause Correction Piston and piston ring worn Replace damaged parts Connecting rod piston pin and pin hole worn Replace damaged parts Crankshaft bearings worn Replaces or repair Knocking sound Piston rings broken Replace piston rings Combustion charmer carbon deposit too much Clean carbon deposit Spark plug electrode gap too narrow Adjust electrode gap E...

Page 20: ... g kW h 450 Speed fluctuating ratio 10 Noise dB A 93 Bore Stroke mm 54 38 Displacement cc 87 Compression ratio 8 5 1 Lubricating mode Splash Staring mode Recoil start Rotation Anti clockwise from P T O Side Valve clearance mm Intake valve 0 10 0 15 Exhaust valve 0 15 0 20 Spark plug gap mm 0 7 0 8 Ignition mode Transistorized magneto ignition Air cleaner Single element Length 310 Width 225 Dimensi...

Page 21: ...WIRING DIAGRAMS 21 11 WIRING DIAGRAMS Non electric starting engine with oil protection system Engine switch WIRING IG E ST BAT OFF O O ON START O O Transistorized ignition unit Engine switch Spark plug ...

Page 22: ......

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