3-5
Inspecitions/Adjustments
Soak the element in solvent, and dry completely.
Soak in gear oil (SAE #80-90), and squeeze firmly
to remove excessive oil.
If the element is excessively contaminated or
damaged, replace it.
Assemble in the reverse order of the
disassembling.
Spark Plug
Remove the plug maintenance cover.
Remove the spark plug cap and disassemble the
plug.
Check the plug for damage, contamination or
deposits.
If the spark plugs are severely contaminated or
damaged, replace with new ones. If the plugs
can be reused after removing only the carbon, use
plug cleaner and wire brush to clean the plugs.
Always use a feeler gauge to check the clearance.
Genuine plug: CREH-9
Spark plug clearance: 0.8-0.9mm
Torque value: 1.1kg-m(11N.m, 8ft-lb)
NOTE
Valve Tappet Clearance
Remove the following parts.
-- Center cover. ( 4-4)
Loosen the 4 cylinder head bolts.
NOTE
Measure valve clearance with a feeler gauge.
Valve tappet clearance:
Intake: 0.12
±
0.02mm(0.05
±
0.001in)
Exhaust: 0.12
±
0.02mm(0.05
±
0.001in)
Carry out inspection/adjustment when the
engine is cold. (35/95F)
Remove the cylinder head cover.
Turn the flywheel counterclockwise, and match
the “T” mark on the flywheel with the index
mark on the R crank case cover.
The piston at this time must be at the top dead
center of the compression stroke.
First, manually tighten the plugs, and use a spark
plug wrench to tighten completely.
Cylinder
head cover
“T” mark
Wash
Squeeze
Dry
Gear oil
(#80-90)
Check
washer
for damage
Check for
cracks.
Check
gap
Squeeze
out oil
Oil
0.8~0.9mm
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