Checking The Fuel Line; Checking The Spark Plugs - Yamaha 2009 Diversion XJ6S Service Manual

EAS21030

CHECKING THE FUEL LINE

The following procedure applies to all of the fuel,
vacuum and breather hoses.
1. Remove:
Seat
G
Refer to "GENERAL CHASSIS" on page 4-1.
Fuel tank
G
Refer to "FUEL TANK" on page 7-1.
2. Check:
Fuel tank breather hose "1"
G
Fuel tank drain hose "2"
G
Fuel hose "3"
G
Cracks/damage → Replace.
Loose connection → Connect properly.
ECA14940
NOTICE
Make sure the fuel tank breather hose is
routed correctly.
TIP
Before removing the fuel hose, place a few rags
in the area under where it will be removed.
3
3. Install:
Fuel tank
G
Refer to "FUEL TANK" on page 7-1.
Seat
G
Refer to "GENERAL CHASSIS" on page 4-1.
EAS20680

CHECKING THE SPARK PLUGS

The following procedure applies to all of the
spark plugs.
1. Remove:
Seat
G
Refer to "GENERAL CHASSIS" on page 4-1.
Fuel tank
G
Refer to "FUEL TANK" on page 7-1.
Air filter case
G
Refer to "GENERAL CHASSIS" on page 4-1.
Rubber cover
G
Refer to "AIR INDUCTION SYSTEM" on
page 7-11.
1
2
PERIODIC MAINTENANCE
2. Disconnect:
Spark plug caps
G
3. Remove:
Spark plugs
G
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
G
Incorrect → Change.
Manufacturer/model
NGK/CR9E
5. Check:
Electrode "1"
G
Damage/wear → Replace the spark plug.
Insulator "2"
G
Abnormal color → Replace the spark plug.
Normal color is medium-to-light tan.
6. Clean:
Spark plug
G
(with a spark plug cleaner or wire brush)
7. Measure:
Spark plug gap "a"
G
(with a wire thickness gauge)
Out of specification → Regap.
Spark plug gap
0.7–0.8 mm (0.028–0.031 in)
a
8. Install:
Spark plugs
G
Spark plug
13 Nm (1.3 m·kgf, 9.4 ft·lbf)
TIP
Before installing the spark plug, clean the spark
plug and gasket surface.
3-4
1
2