Engine; Spark Plugs - Yamaha VX600ERG Service Manual

SPARK PLUGS

ENGINE

SPARK PLUGS
1. Remove:
•
Spark plug caps
•
Spark plugs
2. Inspect:
•
Electrodes 1
Damage/wear → Replace the spark plug.
•
Insulator color 2
SEA2010
3. Measure:
•
Spark plug gap a
Out of specification → Regap.
Use a wire thickness gauge.
Spark plug gap:
If necessary, clean the spark plugs with a spark plug
cleaner.
Standard spark plug:
BR9ES (NGK)
Before installing a spark plug, clean the gasket sur-
face and spark plug surface.
SEA2020
4. Install:
•
Spark plugs
Spark plug:
NOTE:
Finger-tighten a the spark plug before torquing b it
to specification.
SEA2030
2-3
INSP
ADJ
0.7 ~ 0.8 mm (0.028 ~ 0.031 in)
20 Nm (2.0 m · kg, 14 ft · lb)