Geely EC718 2009 Workshop Manual page 476

2-394 Engine Mechanical System JL4G18-D
EC718/EC718RV EC715/EC715RV 10/2009
9. Remove the valve seals with the special tool GL301-006.
FE02-0211b
10. Remove the valve guide rod with the special tool
GL301-009.
Cleaning:
1. Clean cylinder head and cylinder head gasket contacting
surface.
2. Clean cylinder head and cylinder head cover contacting
surface.
3. Inspect and confirm that the cylinder head and cylinder
head gasket contacting surface has no scratches.
4. Inspect and confirm that the cylinder head gasket joints
has no leakage or channeling gas.
5. Check whether there are cracks on the cylinder head.
6. Confirm that the height of the cylinder head tolerance is
FE02-0212b
within the acceptable range. Refer to
System
standard value, replace the cylinder cover.
Standard Value: 114.95 mm (Metric) 4.526 in (US
English)
Specification, if the height is lower than the
Engine
2.6.1.2 Mechanical