Geely EC718, EC718RV, EC715, EC715RV. Manual part — 126

FE02-0276b

6.

Remove the oil ring.

FE02-0277b

7.

Remove the piston pin circlip at both ends.

FE02-0278b

8.

With a special tool GL301-016 remove the piston pin.

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Engine Mechanical System JL4G18-D

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FE02-0279b

9.

Disassemble connecting rod, piston pin and piston are
shown in the graphic.

Installation Procedure:

FE02-0279b

1.

Install piston pin, connecting rod and piston.

Note

During installation, connecting rod bearings mark
and the piston mark should face the same the
direction.

FE02-0281b

2.

Install the piston pin circlip.

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Engine Mechanical System JL4G18-D

Engine

FE02-0282b

3.

Confirm normal movements between the piston and rod
without any interference.

4.

Check piston pin and connecting rod clearance.

Standard Value:0.005-0.011 mm (Metric) 0.0002-0.0004
in (US English)

5.

Check the piston and piston pin clearance.

Standard Value: 0.005-(-0.001) mm (Metric) 0.0002-
(-0.00003) in (US English)

6.

Install the oil ring.

FE02-0283b

7.

Install the oil ring lower ring combination.

FE02-0284b

8.

Install the oil ring upper ring combination.

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Engine Mechanical System JL4G18-D

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FE02-0285b

9.

Install the second air ring.

Note

The side with letters should face the top.

FE02-0286b

10. Install first gas ring.

Note

The chamfered side should face the top.

11. Apply the engine oil to the connecting rod bearings and

install the connecting rod journal and the bearing cap.

12. Install the connecting rod to the crankshaft. Check

whether the bearing clearance is acceptable. Refer to

2.6.1.2

Mechanical System Specification

.

Standard Value: 0.020-0.044 mm (Metric) 0.0007-0.0017
in (US English)

13. Install the piston rod components.

2.6.8.20 Valve Clearance Adjustments

FE02-0287b

1.

Remove the engine plastic shield. Refer to

2.6.8.1

Plastic

Engine Shield Replacement

.

2.

Remove the ignition coil. Refer to

2.10.8.3

Ignition Coil

Replacement

.

3.

Remove the cylinder head cover. Refer to

2.6.8.2

Cylinder

Head Cover Replacement

.

4.

Remove the timing chain cover, rotate the crankshaft so
that cylinder No.1 is at TDC position. Refer to

2.6.8.9

Timing Chain Cover Replacement

.

5.

Check valve clearance. Use the plug gage to measure
valve clearance value, as arrows shown in the graphic and
record the valve location and tolerance that exceeds the
tolerance.

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