Piston/Piston Rings/Piston Pin - Honda CRF250X Owner's Manual & Competition Handbook

250X_060-083.qxd 08.7.3 10:11 ページ74

Piston/Piston Rings/Piston Pin

Cylinder Head Removal
1. Clean the area above the engine before
disassembly to prevent dirt falling into the
engine.
2. Drain the engine oil (page 44).
3. Drain the radiator coolant after cooling the
motorcycle (page 141).
4. Remove the seat and fuel tank (pages 35, 36).
5. Lift the subframe to the upright position
(page 39).
6. Remove the carburetor (page 130).
7. Remove the exhaust pipe (page 64).
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Servicing Your Honda
8. Disconnect the direct ignition coil (1).
9. Remove any dirt around the spark plug base.
(1)
(1) direct ignition coil
10.Remove the cylinder head cover (page 66).
11.Remove the spark plug (2).
(2)
(2) spark plug
12.Position the piston to top dead centre on the
compression stroke (page 66).
Remove the camshaft (page 68).
13.Loosen the radiator hose clamp (3) and
disconnect the radiator hose (4).
(3)
(4)
(3) radiator hose clamp
(4) radiator hose