Honda 2016 CRF250X Off-road Competition

User Manual - Page 78

For 2016 CRF250X.

PDF File Manual, 182 pages, Read Online | Download pdf file

2016 CRF250X photo
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Piston/Piston Rings/Piston Pin
74 Servicing Your Honda
Piston/Piston Rings/Piston Pin
1. Clean the area above the engine before
disassembly to prevent dirt falling into the
engine.
2. Drain the radiator coolant after cooling the
motorcycle (page 141).
3. Remove the seat and fuel tank (pages 36, 37).
4. Lift the subframe to the upright position
(page 39).
5. Remove the carburetor (page 130).
6. Remove the exhaust pipe (page 64).
7. Disconnect the air suction (1) and vacuum
hoses (2).
8. Remove the air supply pipe bolt (3), PAIR
control valve bolts/nuts (4) and PAIR control
valve (5).
9. Disconnect the direct ignition coil (5).
10. Remove any dirt around the spark plug base.
11. Remove the cylinder head cover (page 66).
12. Remove the spark plug (6).
13. Position the piston to top dead center on the
compression stroke (page 66).
Remove the camshaft (page 68).
14. Loosen the radiator hose clamp (7) and
disconnect the radiator hose (8).
Cylinder Head Removal
(1) air suction hose (4) PAIR control valve bolts/nuts
(2) vacuum hose (5) PAIR control valve
(3) air supply pipe bolt
(1)
(5) (3)
(2)
(4)
(5) direct ignition coil
(6) spark plug
(5)
(6)
(7) radiator hose clamp
(8) radiator hose
(8)
(7)
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