ELECTRICAL SYSTEM
3-36
EAM20137
ELECTRICAL SYSTEM
EAM30254
CHECKING THE SPARK PLUG
1. Remove:
•
Seat
•
Air scoop (left/right)
Refer to “GENERAL CHASSIS” on page 4-1.
•
Fuel tank “1”
Refer to “FUEL TANK” on page 7-1.
NOTICE
ECA24400
Do not use too much force to pull the hose.
TIP
Remove the fuel tank, turn this 180
clockwise,
and put it in the frame “2” as shown.
2. Remove:
•
Spark plug cap
•
Spark plug
Refer to “CAMSHAFT” on page 5-11.
NOTICE
ECA24410
In order not to allow the dirt accumulated
around the spark plug to drop from the spark
plug hole into the cylinder, clean it before re-
moving the spark plug.
3. Check:
•
Spark plug type
Wrong type
Replace.
4. Check:
•
Electrode
Damage/wear
Replace the spark plug.
•
Insulator
Abnormal color
Replace the spark plug.
Normal color is medium-to-light tan.
5. Clean:
•
Spark plug
(with a spark plug cleaner or a wire brush)
6. Measure:
•
Spark plug gap “a”
Out of specification
Adjust the spark plug
gap.
7. Install:
•
Spark plug
TIP
Before installing the spark plug, clean the spark
plug and gasket surface.
8. Install:
•
Spark plug cap
•
Fuel tank
•
Air scoop (left/right)
•
Seat
•
Side cover (left/right)
Refer to “GENERAL CHASSIS” on page 4-1.
EAM30255
CHECKING THE IGNITION TIMING
1. Remove:
•
Timing mark accessing screw “1”
2. Attach:
•
Timing light “1”
•
Digital tachometer “2”
To the high tension code “3”.
Manufacturer/model
NGK/LMAR8G
1
1
2
Spark plug gap
0.7–0.8 mm (0.028–0.031 in)
Spark plug
13 N·m (1.3 kgf·m, 9.6 lb·ft)
T
R
.
.
1
Содержание YZ 2019 Series
Страница 6: ...EAM20162 YAMAHA MOTOR CORPORATION U S A YZ MOTORCYCLE LIMITED WARRANTY...
Страница 10: ......
Страница 40: ...MOTORCYCLE CARE AND STORAGE 1 28...
Страница 63: ...LUBRICATION POINTS AND LUBRICANT TYPES 2 22...
Страница 66: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 25...
Страница 68: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 27...
Страница 69: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 28 1 Exhaust camshaft 2 Intake camshaft 3 Oil filter element 4 Oil pump...
Страница 70: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 29...
Страница 71: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 30 1 Camshaft 2 Oil pressure check bolt 3 Oil filter element 4 Oil pump...
Страница 72: ...CABLE ROUTING DIAGRAM 2 31 EAM20152 CABLE ROUTING DIAGRAM...
Страница 74: ...CABLE ROUTING DIAGRAM 2 33...
Страница 76: ...CABLE ROUTING DIAGRAM 2 35...
Страница 78: ...CABLE ROUTING DIAGRAM 2 37...
Страница 80: ...CABLE ROUTING DIAGRAM 2 39...
Страница 82: ...CABLE ROUTING DIAGRAM 2 41...
Страница 84: ...CABLE ROUTING DIAGRAM 2 43...
Страница 86: ...CABLE ROUTING DIAGRAM 2 45...
Страница 126: ...ELECTRICAL SYSTEM 3 38...
Страница 177: ...FRONT FORK 4 49 1...
Страница 196: ...CHAIN DRIVE 4 68...
Страница 217: ...CAMSHAFT 5 18 Spark plug Spark plug 13 N m 1 3 kgf m 9 6 lb ft T R...
Страница 237: ...ELECTRIC STARTER 5 38...
Страница 256: ...OIL PUMP AND BALANCER GEAR 5 57 a 2 10 b 2 9 1 b 5 3 a 4 10 5 9 3 E c d 6 7 8 8 b 6...
Страница 262: ...GENERATOR AND STARTER CLUTCH 5 63 1 a 3 3 2 4...
Страница 276: ...TRANSMISSION 5 77...
Страница 284: ...WATER PUMP 6 7...
Страница 290: ...FUEL TANK 7 5 A Left B Right 1 1 A 0 mm 0 in B 1 1 15 mm 0 59 in...
Страница 296: ...THROTTLE BODY 7 11...
Страница 299: ......
Страница 313: ...CHARGING SYSTEM 8 14...
Страница 343: ...FUEL INJECTION SYSTEM 8 44...
Страница 347: ...FUEL PUMP SYSTEM 8 48...
Страница 348: ...ELECTRICAL COMPONENTS 8 49 EAM20147 ELECTRICAL COMPONENTS 9 10 1 3 2 4 5 6 7 8...
Страница 350: ...ELECTRICAL COMPONENTS 8 51 11 10 9 2 3 1 6 7 8 4 5...
Страница 352: ...ELECTRICAL COMPONENTS 8 53 EAM30289 CHECKING THE SWITCHES 4 1 3 2 B B Sb B B B B B B B B...
Страница 353: ...ELECTRICAL COMPONENTS 8 54 1 Engine stop switch 2 Neutral switch 3 Clutch switch 4 Start switch...
Страница 368: ...ELECTRICAL COMPONENTS 8 69...
Страница 376: ...LIST OF SELF DIAGNOSTIC AND FAIL SAFE ACTIONS 9 7...