Adjusting The Throttle Cable Free Play; Checking The Spark Plugs - Yamaha 2009 XP500Y TMAX Service Manual

EAS20630
ADJUSTING THE THROTTLE CABLE FREE
PLAY
TIP
Prior to adjusting the throttle cable free play, the
engine idling speed and throttle body synchroni-
zation should be adjusted properly.
1. Check:
• Throttle cable free play "a"
Out of specification → Adjust.
Throttle cable free play
3.0–5.0 mm (0.12–0.20 in)
2. Adjust:
• Throttle cable free play
M MMM M MMM M M MMM M M MMM M
Handlebar end
a. Slide back the rubber cover "1".
b. Loosen the locknut "2".
c. Turn the adjusting nut "3" in direction "a" or "b"
until the specified throttle cable free play is
obtained.
Direction "a"
Throttle cable free play is increased.
Direction "b"
Throttle cable free play is decreased.
2 3
d. Tighten the locknut.
e. Slide the rubber cover to its original position.
L LLL L LLL L L LLL L L LLL L
a
M MMM M M MMM M MMM
a
b
1
L LLL L L LLL L LLL
3-9
EAS20680

CHECKING THE SPARK PLUGS

The following procedure applies to all of the
spark plugs.
1. Remove:
• Bottom cowling
Refer to "GENERAL CHASSIS" on page 4-1.
2. Disconnect:
• Spark plug cap
3. Remove:
• Spark plug
ECA13320
NOTICE
Before removing the spark plugs, blow away
any dirt accumulated in the spark plug wells
with compressed air to prevent it from falling
into the cylinders.
4. Check:
• Spark plug type
Incorrect → Change.
Manufacturer/model
NGK/CR7E
5. Check:
• Electrode
Damage/wear → Replace the spark plug.
• Insulator
Abnormal color → Replace the spark plug.
Normal color is medium-to-light tan.
6. Clean:
• Spark plug
(with a spark plug cleaner or wire brush)
7. Measure:
• Spark plug gap "a"
(with a wire thickness gauge)
Out of specification → Regap.
Spark plug gap
0.7–0.8 mm (0.028–0.031 in)
8. Install:
• Spark plug
ENGINE