ENGINE SPECIFICATIONS
2-4
End gap limit
0.50 mm (0.0197 in)
Ring side clearance
0.030–0.065 mm (0.0012–0.0026 in)
Side clearance limit
0.115 mm (0.0045 in)
Crankshaft
Crank assembly width
55.93–56.00 mm (2.202–2.205 in)
Runout limit
0.030 mm (0.0012 in)
Clutch
Clutch type
Wet, multiple-disc
Clutch lever free play
7.0–12.0 mm (0.28–0.47 in)
Friction plate 1 thickness
2.90–3.10 mm (0.114–0.122 in)
Wear limit
2.85 mm (0.112 in)
Plate quantity
4 pcs
Friction plate 2 thickness
2.90–3.10 mm (0.114–0.122 in)
Wear limit
2.85 mm (0.112 in)
Plate quantity
5 pcs
Clutch plate thickness
1.10–1.30 mm (0.043–0.051 in)
Plate quantity
8 pcs
Warpage limit
0.10 mm (0.004 in)
Clutch spring free length
47.80 mm (1.88 in)
Limit
45.41 mm (1.79 in)
Push rod bending limit
0.30 mm (0.012 in)
Drivetrain
Primary reduction ratio
3.353 (57/17)
Transmission type
Constant mesh 6-speed
Gear ratio
1st
2.385
(31/13)
2nd
1.813
(29/16)
3rd
1.444
(26/18)
4th
1.143
(24/21)
5th
0.957
(22/23)
6th
0.815
(22/27)
Main axle runout limit
0.08 mm (0.0032 in)
Drive axle runout limit
0.08 mm (0.0032 in)
Secondary reduction ratio
3.923 (51/13)
Final
drive
Chain
Air filter
Air filter element
Wet element
Air filter oil grade
Yamaha foam air filter oil or other quality foam
air filter oil
Fuel pump
Pump
type
Electrical
Maximum consumption amperage
2.4 A
Fuel injector
Resistance
12.0
Throttle body
ID mark
30RA-A62U(B291 00)
Idling condition
Engine idling speed
1900–2100 r/min
Coolant
temperature
70–90
C (158–194
F)
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...