Geely EC718 2009 Workshop Manual page 484

2-402 Engine Mechanical System JL4G18-D
EC718/EC718RV EC715/EC715RV 10/2009
16. With a wood handle, remove cylinder No.3 piston rod and
mark the location of cylinder No.3.
FE02-0233b
Inspection Procedures Before Installing The Piston:
1. Check whether the rod is bent or distorted. If the rod is
bent or distorted, replace the connecting rod.
Cross Degree: 0.03/100 (Metric) 0.001/3.9 (US English)
Twisted Degree: 0.05/100 (Metric) 0.002/3.9 (US English)
2. Check the connecting rod bearings.
3. Check whether the bottom rod is worn.
4. Check whether the connecting rod upper end is
scratched.
5. Check whether there is the crankshaft connecting rod
bearing journal wear and tear.
FE02-0234b
6. Check whether the piston is scratched, cracked and worn.
7. Check the piston and piston pin mating.
Standard Value:
0.005-(-0.001) mm (Metric) 0.0002-(-0.00004) in (US
English)
8. Check piston pin and connecting rod small head hole
clearance.
Standard Value:
0.005-0.011 mm (Metric) 0.0002-0.0004 in (US English)
9. Check piston pin and piston pin hole clearance
Standard Value:
(-0.001)-0.005 mm (Metric) (-0.00003)-0.0002 in (US
English)
Engine