SPECIFICATIONS
9-1
9
Dimensions:Overall length:1245 mm (49.0 in)
Overall width:
575 mm (22.6 in)
Overall height: 715 mm (28.1 in)
Seat height: 485 mm (19.1 in)
Wheelbase:
855 mm (33.7 in)
Ground clearance: 105 mm (4.13 in)
Minimum turning radius: 1300 mm (51.2 in)Wei ght:Curb weight:
39 kg (86 lb)
Technical permissible mass (Maximum load +
Curb weight): 64 kg (141 lb)Noise an d vi bration level:Noise level (77/311/EEC):
PW50 75.1 dB(A)@2750 r/min
(AUT)(BEL)(CHE)(CYP)(CZE)(DEU)(DNK)
(ESP)(FIN)(FRA)(GBR)(GRC)(IRL)(ITA)(NLD)
(NOR)(POL)(PRT)(SVK)(SVN)(SWE)(TUR)
Vibration on seat (EN1032, ISO5008): PW50 Will not exceed 0.5 m/s²
(AUT)(BEL)(CHE)(CYP)(CZE)(DEU)(DNK)
(ESP)(FIN)(FRA)(GBR)(GRC)(IRL)(ITA)(NLD)
(NOR)(POL)(PRT)(SVK)(SVN)(SWE)(TUR) Vibration on handlebar (EN1032, ISO5008):
PW50 Will not exceed 2.5 m/s²
(AUT)(BEL)(CHE)(CYP)(CZE)(DEU)(DNK)
(ESP)(FIN)(FRA)(GBR)(GRC)(IRL)(ITA)(NLD)
(NOR)(POL)(PRT)(SVK)(SVN)(SWE)(TUR)
Engine:Engine type:
Air cooled 2-stroke
Cylinder arrangement: Single cylinder
Displacement: 49 cm³
Bore × stroke:
40.0 × 39.2 mm (1.57 × 1.54 in)
Compression ratio: 6.00 : 1
Starting system: Kickstarter
Lubrication system:
Separate lubrication (Yamaha autolube)Engine oil:Type:
YAMALUBE 2S or 2-stroke engine oil
(JASO FC grade) or (ISO EG-C or EG-D
grade)
Engine oil quantity: Quantity:
0.30 L (0.32 US qt, 0.26 Imp.qt)Transmission oil:Type:YAMALUBE 4 (10W-40) or SAE 10W-40
Oil change quantity:
0.30 L (0.32 US qt, 0.26 Imp.qt)
Air filter:Air filter element:Wet elementFuel:Recommended fuel:Regular unleaded gasoline only
Fuel tank capacity: 2.0 L (0.53 US gal, 0.44 Imp.gal)Car buretor:Type × quantity:
VM12SC x 1Spark plu g(s):Manufacturer/model:
PW50 NGK/BP4HS (ZAF)
PW50 NGK/BPR4HS
(AUT)(BEL)(CHE)(CYP)(CZE)(DEU)(DNK)
(ESP)(FIN)(FRA)(GBR)(GRC)(IRL)(ITA)(NLD)
(NOR)(POL)(PRT)(SVK)(SVN)(SWE)(TUR)
PW50E NGK/BPR4HS
PW50E1 NGK/BPR4HS
Manufacturer/model: PW50 DENSO/W14FP-L (ZAF)
Spark plug gap: 0.6–0.7 mm (0.024–0.028 in)Clutch:Clutch type:Wet, centrifugal automaticTransmission:Primary reduction ratio:
1.909 (63/33)
Final drive: Shaft
Secondary reduction ratio: 6.218 (19/15 x 54/11)
U2SA80E0.book Page 1 Monday, June 3, 2013 5:25 PM
SPECIFICATIONS
9-2
9
Chassis:Frame type:Backbone
Caster angle:
25.50 °
Trail: 50 mm (2.0 in)Front tire:Type:
With tube
Size: 2.50-10 4PR
Manufacturer/model: PW50 (EUR)
BRIDGESTONE/KNOBBY
PW50 (ZAF), PW50E, PW50E1
BRIDGESTONE/KNOBBY IRC/KNOBBY
Speed rating: 100 km/h (62 mph)Rear tire:Type:With tube
Size: 2.50-10 4PR
Manufacturer/model:
PW50 (EUR)
BRIDGESTONE/KNOBBY PW50 (ZAF), PW50E, PW50E1
BRIDGESTONE/KNOBBY IRC/KNOBBY
Speed rating:
100 km/h (62 mph)
Loa din g:Maximum rider weight:
25.0 kg (55 lb)Tire air pressure (measure d on col d
tires):
Front:
100 kPa (1.00 kgf/cm², 15 psi)
Rear:
100 kPa (1.00 kgf/cm², 15 psi)
Front wheel:Wheel type:Panel wheel
Rim size:
10x1.50Rear wheel:Wheel type:Panel wheel
Rim size:
10x1.50Front brake:Type:
Drum brake
Operation:
Right hand operationRear brake:Type:
Drum brake
Operation:
Left hand operationFront suspension:Type:Telescopic fork
Spring/shock absorber type:
Coil spring/oil damper Wheel travel:
60.0 mm (2.36 in)
Rear suspension:Type:
Unit swing
Spring/shock absorber type: Coil spring/oil damper
Wheel travel: 50.0 mm (1.97 in)Electrical system:Ignition system:CDI
U2SA80E0.book Page 2 Monday, June 3, 2013 5:25 PM
INDEX
AAcceleration and deceleration ................ 6-2
Air filter element, cleaning ...................... 7-9
Autolube pump, adjusting .................... 7-16BBrake lever, front .................................... 4-2
Brake lever, rear ..................................... 4-3
Brake levers, lubricating ....................... 7-17
Brake shoes, checking ......................... 7-15
Braking ................................................... 6-2CCable lock (for Europe) ........................... 4-8
Cables, checking and lubricating ......... 7-16
Carburetor, adjusting............................ 7-11
Care ........................................................ 8-1
Centerstand, checking and lubricating........................................... 7-17EEngine break-in ...................................... 6-3
Engine idling speed .............................. 7-11
Engine oil ................................................ 4-6
Engine, starting a warm.......................... 6-1
Engine stop switch ................................. 4-1FFront and rear brake lever free play, adjusting ............................................. 7-14
Front fork, checking ............................. 7-17
Fuel ......................................................... 4-3
Fuel cock ................................................ 4-6
Fuel tank breather hose.......................... 4-5
Fuel tank cap .......................................... 4-3HHandlebar switch.................................... 4-1
IIdentification numbers ......................... 10-1KKickstarter .............................................. 4-7LLabels, location ...................................... 1-1MMaintenance and lubrication, periodic... 7-4
Maintenance, emission control system ................................................. 7-3
Matte color, caution ............................... 8-1
Middle and final gear cases ................... 7-9
Model label........................................... 10-1PParking ................................................... 6-4
Part locations ......................................... 3-1
Power reduction plate, removing ........... 7-7SSafety information .................................. 2-1
Seat ........................................................ 4-7
Spark arrester, cleaning ....................... 7-10
Spark plug, checking ............................. 7-6
Specifications......................................... 9-1
Speed limiter and power reduction plate ..................................................... 4-1
Starter (choke) lever ............................... 4-7
Starting and warming up a cold engine .................................................. 6-1
Starting off ............................................. 6-2
Steering, checking ............................... 7-18
Storage................................................... 8-3TThrottle grip and cable, checking and lubricating .......................................... 7-16 Throttle grip free play, checking ........... 7-12
Tires ...................................................... 7-12
Tool kit .................................................... 7-2
Transmission oil ...................................... 7-8
Troubleshooting .................................... 7-23
Troubleshooting chart........................... 7-24
VVehicle Emission Control Information
label (For Canada) .............................. 10-2
Vehicle identification number ............... 10-1WWheel bearings, checking .................... 7-18
Wheel (front).......................................... 7-19
Wheel (rear)........................................... 7-20
Wheels .................................................. 7-14
U2SA80E0.book Page 1 Monday, June 3, 2013 5:25 PM
