Suzuki df2.5 - Valve Clearance

2·8 PERIODIC MAINTENANCE
VALVE CLEARANCE
Inspect initially after 20 hours (1 month) and every 200
hours (12 months) thereafter.
CHECKING
1 . Remove the following parts:
• Motor cover (See page 5-2)
• Recoil starter (See page 5-2)
• Spark plug
2. Remove the four bolts CD and the cylinder head
3. Rotate the flywheel clockwise to bring the piston to the Top
Dead Center (TDC) on a compression stroke.
jCAUTIONi
Rotate the crankshaft clockwise to prevent water
, pump
impeller damage.
NOTE:
•
To confirm whether the piston is at the TOG position on a com-
pression stroke
or on a exhaust stroke, rotate the flywheel
within
±15° beyond the TOG position.
- If both rocker arms do not move at all, the piston is at the posi-
tion on a compression stroke.
- If any rocker arm moves, the piston is at the TOG position on
an exhaust stroke. Rotate the flywheel one more turn.
• The valve clearance specification is for COLD engine condi-
tion