Yamaha XMax YP400RXMAx YP400RA Owner's Manual page 55

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1. Spark plug gap
Spark plug gap:
0.7–0.8 mm (0.028–0.031 in)
To install the spark plug
1. Clean the surface of the spark
plug gasket and its mating surfa-
ce, and then wipe off any grime
from the spark plug threads.
2. Install the spark plug with the
spark plug wrench, and then tight-
en it to the specified torque.
Tightening torque:
Spark plug:
12.5 Nm (1.25 m·kgf, 9.04 ft·lbf)
PERIODIC MAINTENANCE AND ADJUSTMENT
TIP
If a torque wrench is not available
when installing a spark plug, a good
estimate of the correct torque is 1/4–
1/2 turn past finger tight. However, the
spark plug should be tightened to the
specified torque as soon as possible.
3. Install the spark plug cap.
TIP
Make sure the spark plug wire is fas-
tened in the clamp as shown.
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3 2
ZAUM1027
1. Spark plug cap
2. Spark plug lead clamp
3. Spark plug lead
4. Place the rear storage compart-
ment in the original position and
install the bolts.
6-12
5. Close the seat.
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