Sym Mio 50 User Manual

2. Maintenance Information
2-1
Precautions in Operation...................... 2-1
Periodical Maintenance Schedule........ 2-2
Lubrication System............................... 2-3
Fuel System........................................... 2-4
Air Cleaner............................................. 2-5
Throttle Valve Operation....................... 2-5
Crankcase Blow-By Ventilation............ 2-6
Valve Clearance Adjustment ................ 2-6
Carburetor Idle Speed Adjustment ...... 2-7
Ignition System...................................... 2-8
Spark Plug.............................................. 2-8
Cylinder Compression Pressure..... 2-9
Driving System................................. 2-9
Steering System............................... 2-10
Suspension System......................... 2-10
Front Disk Brake System................. 2-11
Drum Brake System......................... 2-13
Wheel / Tire....................................... 2-14
Battery............................................... 2-15
Headlight Adjustment...................... 2-15
Nuts、Bolts Tightness..................... 2-15
Special Service Tools Catalogue.... 2-16
Precautions in Operation
Specification
Model HU05U HU10U/W
Fuel Tank Capacity 4800c.c. 4800 c.c.
capacity 800 c.c. 750 c.c.
Engine Oil
change 700 c.c. 600 c.c.
capacity 100 c.c. 110 c.c.
Transmission
Gear oil
change 90 c.c. 100 c.c.
Clearance of throttle valve 2~6 mm
Spark plug NGK C6HSA Clearance:0.6~0.7 mm
〝F〞Mark in idling speed
TDC 13º / 1700 rpm
TDC 13º / 1700 rpm
Full timing advanced TDC 26º / 4000 rpm TDC 22º / 4000 rpm
Idling speed 2000±100 rpm 1700±100 rpm
Cylinder compression pressure 9 kgf/cm² 12 kgf/cm²
IN 0.05±0.02 mm
Valve clearance
EX 0.1±0.02 mm
0.12±0.02 mm
Tire dimension Front / Rear 3.00-10/ 90-90 10 90-90 10 50J
single
Front:1.5 kg/cm²
Rear:2.25 kg/cm²
Front:2.00 kg/cm²
Rear:2.25 kg/cm²
Tire pressure
(cold)
Two persons
Front:1.5 kg/cm²
Rear:2.50 kg/cm²
Front:2.00 kg/cm²
Rear:2.50 kg/cm²
Battery 12V4Ah (MF battery) YTX5L-BS / GTX5L-BS
Play of drum brake lever 10~20 mm
2
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Sym Mio 50 Specifications

General

Brand	Sym
Model	Mio 50
Category	Scooter
Language	English