Honda NC700 2012 Service Manual page 326

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DISASSEMBLY
Remove the following:
– Cylinder head (page 10-16)
– Spark plug (page 3-8)
– Injector (page 7-20)
– Camshaft (page 10-13)
Loosen the insulator band screws [1] and remove the
insulator [2].
Remove the valve spring cotters using the special tool
as shown.
TOOL:
Valve spring compressor
To prevent loss of tension, do not compress the valve
springs more than necessary to remove the cotters.
Remove the following:
– Spring retainer [1]
– Valve spring [2]
– Valve [3]
– Stem seal [4]
– Valve spring seat [5]
Mark all parts during disassembly so they can be
placed back in their original locations.
INSPECTION
CYLINDER HEAD
Remove
chambers [1].
Avoid damaging the gasket surface.
Check the spark plug hole and valve areas for cracks.
07757-0010000
carbon deposits from the
[1]
combustion
[1]
CYLINDER HEAD/VALVES
[3] [5] [4]
10-19
[2]
[2]
[1]