KYMCO Dink 50, Service Manual

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1. GENERAL INFORMATION
1-2
DINK 50/125
SPECIFICATIONS(DINK 50)
Overall length 2030 mm (81.2 in)
Overall width 780 mm (31.2in)
Overall height 1255 mm (50.2 in)
Wheel base 1390 mm (55.6 in)
Engine type
Air cooled 4-stroke,
OHC engine
Displacement 49.5cc (2.97 cu-in)
Fuel Used 92
↑
nonleaded
gasoline
Front wheel 47 kg (103.4 lb)
Rear wheel 64 kg (140.8 lb)
Dry weight
Total 111 (244.2 lb)
Front wheel 52 kg (114.4lb)
Rear wheel 69 kg (151.8lb)
Curb weight
Total 121 kg (266.2 lb)
Front wheel 120/70-13
Tire
Rear wheel 130/70-12
Ground clearance 140 mm (308 in)
Braking distance 7 m/30 km/hr
Min. turning radius 2350 mm (94 in)
Starting system
Starting motor/Kick
starter
Type Gasoline, 4-stroke
Cylinder arrangement Single cylinder
Combustion chamber type Triple-sphere
Valve arrangement O.H.C.
Bore x stroke 39.0×41.6 mm
(1.56×1.66 in)
Compression ratio 11:1
Compression pressure
18 kgf/cm
2
(1800
kPa, 256 psi)-Max
Open 3
°
(BTDC)
Intake
Close 11
°
(ABDC)
Open -9
°
(BBDC)
Exhaust
Close 19
°
(ATDC)
Intake 0.05 mm (0.002 in) Valve
clearance
(cold)
Exhaust 0.05 mm (0.02 in)
Idle speed (rpm) 2000~2200rpm
Lubrication type
Forced pressure &
Wet sump
Oil pump type Inner/outer rotor type
Oil filter type Full-flow filtration
Oil capacity
0.85 L (0.748 lmp qt,
0.901 US qt))
Lu
b
ricatio
n
System
Oil exchanging
capacity 0.7L (0.616 lmp qt,
0.742 US qt)
ENGINE
Cooling Type Air cooling
Air cleaner type & No Paper element, wet
Fuel capacity
7 L (1.47 lmp gal,
1.82 US gal)
Type LFA1
Main jet No. #100(speed limited:#90)
Venturi dia.
φ
17mm (
φ
0.68 in)
Fuel System
C
arburet
or
Throttle type piston
Type CDI
Ignition timing 13°/2100 rpm
28°/4000rpm
Spark plug
NGK
CR7HSA
Igni
tion Syst
em
Spark plug gap 0.7 mm (0.028 in)
Electrical Equipment
Battery Capacity 12V4AH
Clutch type C.V.T
Type Non-stage transmission
Transmission
Gear
Operation
Automatic centrifugal
Type
Type C.V.T
1st
0.75~2.47
Power Drive System
R
educt
io
n
Gear
Reduction
ratio
Final 13.67
Front
1.75 kgf/cm
2
(175 kPa,
24.85 psi)
Tire pressure
(1 person)
Rear
2 kgf/cm
2
(200 kPa,
28.4 psi)
Turning Left 42.5
°
Movi
ng Devi
ce
angle
Right 42.5
°
Front Disk brake
Brake system
type
Rear Drum brake
Suspension
Front Telescope
type
Rear Double swing
Shock absorber
Front Telescope
Damping
Device
type
Rear
Double swing
Frame type Under bone