LONCIN 2V80FD Owner's Manual
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LONCIN 2V80FD Owner's Manual

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Owner's Manual
2V90FD
2V80FD

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Summary of Contents for LONCIN 2V80FD

  • Page 1 Owner’s Manual 2V90FD 2V80FD...
  • Page 2 Thank you for your purchasing our Engine. Please keep this manual in proper place so as to read it for reference at any time. Take this manual as a part of the engine. If the engine is resold, it is required to transfer the engine with the manual.

  • Page 3: Table Of Contents

    Contents 1.Safety..........................2 2.Parts and component names...................3 3.Use of engine........................6 4.Check before operation....................8 5.Start engine……………....................11 6.Stop engine........................14 7.Maintenance .........................16 8.Engine storage......................22 9.Troubleshoot........................24 10.Battery..........................27 11.Engine parameters.......................28 12.Wiring diagram......................29...

  • Page 4: Safety

    Safety 1. Safety Consumers’ responsibility  Before operating the engine, it is required to read the manual carefully and understand it, otherwise hurt to body or damage to engine may occur.  Be familiar with controlling and operating the engine and emergency stop, it is only allowed to operate the engine by authorized person.

  • Page 5: Parts And Component Names

    Part and Component Names 2. Part and component names Air cleaner Muffler Choke button Spark plug Engine switch Fine filter Regulation lever Drain screw 2V90FD serial number position1： Oil cooler T***YYMM******* YYMM is year and month of manufactured - 3 -...
  • Page 6 Use of Engine 2V90 Serial number position1： T***YYMM******* YYMM is year and month of manufactured - 4 -...
  • Page 7 Use of Engine 2V80 Serial number position 2： T***YYMM******* YYMM is year and month of manufactured - 5 -...

  • Page 8: Use Of Engine

    Use of Engine 3. Use of engine 1) Engine switch The engine switch is a ignition circuit for starting and stopping engine. Starting mode 1: The engine starts when the engine switch is placed in the "start" position, and runs when the engine is placed in the "on" position.The engine stops when placed in the "off"...
  • Page 9 Use of Engine 3) Regulation lever Regulate the position of the regulation lever to get the desired speed. For a reasonable speed of the engine, please refer to indicated parameters of the matched device. 4) Engine protecting system The engine protecting system is designed to protect engine from damage because of lack of oil in the crank case.

  • Page 10: Check Before Operation

    Check before Operation 4. Check before operation Routine inspection  Observe the leakage of engine oil and fuel.  Observe damage.  Check guard cover and cap position, and the tightness of screw, bolt and nut. Check engine oil Caution After stalling, place the engine in level position, then check oil level.
  • Page 11 Check before Operation When the engine oil level is lower than the safe line, the engine protecting system will stops the engine automatically. To avoid engine stalling accidentally, check the oil level before starting the engine each time. Caution When filling fuel, the fuel level does not exceed shoulder of fuel filter (i.e. top level).。...
  • Page 12 Check before Operation - 10 -...

  • Page 13: Start Engine

    Start Engine 5. Start Engine 1) When coldstart is performed, the choke button must be “off” position. When hotstart is done, the choke button must be “on” position. 2) Regulate the position of the regulation lever from “low ” to “high”. ...
  • Page 14 Start Engine  2V80FD Engine Generator High  Generator of digital turn regulating stepping-motor Carburetor with stepping-motor controller Use program which is setted up in controller to control stepping-motor in carburetor, and then stepping-motor can control valve opening so that the engines can work in fixed speed.
  • Page 15 Start Engine 3) Turn the engine switch to”on” position. If the engine starts in the condition that the choke button is pulled to “off” position, when the engine warming up, push the choke button gently to “on” position. If hot start is done, the choke button is kept in “on”...

  • Page 16: Stop Engine

    In emergency, it is an easy way to stop the engine, just turn the engine switch to “off”. But as a rule, stop engine as follows: 1) Turn the regulation lever to “low” position.  2V90FD Engine Generator  2V80FD Generator Engine - 14 -...
  • Page 17 Stop Engine 2) Stop the engine. - 15 -...

  • Page 18: Maintenance

    Engine Storage 7. Maintenance Maintenance schedule 20 hours or 300 hours Periodical maintenance Every hours hours the first or every schedule time or every or every month year 3 month 6 month ○ Oil level Engine oil ○ ○ Replace ○(2) or 200 Fine oil filter Replace...
  • Page 19 Engine Storage Replace oil in crankcase After warming up the engine, it is easy to drain the engine oil to ensure the engine oil is rapidly drained out. 1) Place a container under the engine for containing used oil.. Then, remove the oil ruler and loosen the draining screw and washer,.
  • Page 20 Engine Storage The filling capacity of the engine： Not replace fine oil filter LC2V90FD：1.8L LC2V80FD: 1.6L Replace fine oil filter LC2V90FD：2.0L LC2V80FD: 1.8L 4) Reinstall the oil ruler and tighten filler cap. Recommended engine oil： Engine oil for 4-stroke engine: API classification: SE、SF or equivalent to SG, SAE 10W-30.
  • Page 21 Engine Storage If the range of temperature change in your area is limited in the above chart，this oil grade can be selected according to it. Maintain air cleaner If the air cleaner is dirty, it affects air inlet, the power of engine reduced. If the running place is dust, maintenance must be done more frequently than that shown in maintenance schedule,..
  • Page 22 Engine Storage Spark plug It is recommended to use spark plug, equivalent one. RC12YC Caution Spark plug of incorrect type may damage the engine. 1) Remove the spark plug cap，Clean dust around the spark plug. 2) Unscrew the spark plug with a special socket wrench. Spark plug 3) Check spark plug.
  • Page 23 Engine Storage 2V90FD speed support plate body 2V80FD speed support plate body Generator of digital turn regulating Connecting idle switch, then the engine switch to idle speed status, idle speed:2600± 100rpm - 21 -...

  • Page 24: Engine Storage

    Engine Storage 8. Engine storage After the engine stalling, do not clean the engine till it cools for over half an hour. Clean all surfaces of the engine and mend the damaged paint film, apply antirust oil on the rusting area.
  • Page 25 Engine Storage ·The length of time that gasoline can be left in your fuel tank and carburetor without causing functional problems will vary with such factors as gasoline blend, your storage temperatures, and whether the fuel tank is partially or completely filled. The air in a partially filled fuel tank promotes fuel deterioration.

  • Page 26: Troubleshoot

    Troubleshoot 9. Troubleshoot 1）Difficult to start Phenomena Causes Elimination Fill fuel，turn on fuel No fuel，or fuel cock off cock Vent on fuel tank cap Unblock blocked Fuel line Fuel cock blocked Clean blocked Regulate、 clean 、 blow Orifice improperly regulated or blocked Spark Fuel Needle valve or float...
  • Page 27 Troubleshoot 2）Inefficient power Phenomena Causes Elimination Ignition Replace ignition Improper timing system coil Air mixed in fuel line Exhaust air Orifice regulated Regulate improperly Needle valve or orifice Fuel system Clean , blow off blocked Fuel cock blocked Clean or replace Speed increase slowly Carbonized in Clean carbonized...
  • Page 28 Troubleshoot 4）Engine overheating Phenomena Causes Elimination Improper timing Replace ignition coil Insufficient engine oil Fill engine oil Outlet blocked Clean outlet Ventilation hood leakage Repair damaged place Air conduit blocked with foreign Clean radiator Engine overheating thing Cool fan failed Reinstall fan Piston ring failed to result in cylinder and crank case flowing...

  • Page 29: Battery

    Battery 10. Battery（optional） Please choose the battery, 12V, rated capacity of 36Ah. or more。 Caution Never connect the positive and negative electrodes in reverse, otherwise, it will damage the engine and battery severely. Check the electrolyte level in cell if they are in the position between the top limit line and low limit Upper line line.

  • Page 30: Engine Parameters

    Engine parameters 11. Engine parameters LC2V90FD LC2V80FD Project engine Generator engine Generator Engine status Engine Type 2-cyl、4-stroke、forced air cooling、OHV Displacement 999ml（90X78.5mm） 764ml（80mmX76mm） （bore X stroke） power Rated (kW/3600rpm) Max torsion(N· m) 70/2800 52/2800 speed(rpm) Fuel rate ≤374 (g/kW· h) Idle speed 1800±150 (rpm) ≤10%...

  • Page 31: Wiring Diagram

    Wiring diagram 12.Wiring diagram Powered starting engine with oil protection system - 29 -...

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2v90fdLc2v90fdLc2v80fd

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