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Contents

Part I Technical Specifications

1-1 Introduction of engine .................................................................................................................................... 1

1-2 Technical parameters ..................................................................................................................................... 3

1-3 Model installation dimensional drawing ........................................................................................................ 4

1-4 P.T.O dimensional drawing ........................................................................................................................... 7

1-5 Electric wiring diagram ................................................................................................................................. 9

Part II Repair Instructions

2-1 Maintenance precautions ............................................................................................................................. 10

2-2 Marking position of machine No. ................................................................................................................ 11

2-3 Maintenance standards ................................................................................................................................. 12

2-4 Torque parameters of fasteners .................................................................................................................... 13

Part III Maintenance

3-1 Maintenance schedule .................................................................................................................................. 15

3-2 Change engine oil ........................................................................................................................................ 16

3-3 Maintenance of air filter .............................................................................................................................. 18

3-4 Maintenance of silencer ............................................................................................................................... 19

3-5 Maintenance of spark plug ........................................................................................................................... 20

3-6 Adjustment of valve clearance ..................................................................................................................... 21

3-7 Adjustment of idle speed ............................................................................................................................. 21

3-8 Adjustment of speed regulator ..................................................................................................................... 22

3-9 Storage of engine ......................................................................................................................................... 23

Part IV Faults Diagnosis

4-1 Difficulty of engine in starting ..................................................................................................................... 25

4-2 Underpower of engine .................................................................................................................................. 26

4-3 Rotating speed instability of engine ............................................................................................................. 27

4-4 Abnormal exhaust colors of engine .............................................................................................................. 28

4-5 Engine is easily to be flameout .................................................................................................................... 29

4-6 Engine has no high speed ............................................................................................................................. 29

4-7 Overheat of engine ....................................................................................................................................... 30

4-8 Abnormal noises of engine ........................................................................................................................... 31

4-9 Fault of electric starting system ................................................................................................................... 32

Brand	LONCIN
Model	LC2V80FD
Category	Engine
Language	English

LONCIN LC2V80FD Maintenance Manual

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