SYM 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
VALVE CLEARANCE INSPECTION
& ADJUSTMENT ................................2-6
CARBURETOR IDLING SPEED
ADJUSTMENT ..................................2-7
IGNITION SYSTEM/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 TIGHTEN.................. 2-15
PRECAUTIONS IN OPERATION
Specification
Main 5000 c.c.
Fuel Tank Capacity
auxiliary 1500 c.c.
capacity 800 c.c.
Engine Oil
change 750 c.c.
capacity 110 c.c.
Transmission Gear oil
change 100 c.c.
Clearance of throttle valve 2~6 mm
Spark plug TORCH A7RC Gap: 0.6~0.7 mm
“F” Mark in idling speed Before TDC 13º / 2200 rpm
Full timing advanced Before TDC 26º / 8000 rpm
Idling speed 2100±100 rpm
Cylinder compression pressure 11.8±0.4:1 kg/cm²
Valve clearance: IN/EX 0.06±0.02 mm
Tire dimension front / rear 110/70-12(47J) /120/70-12(51J)
single Front: 1.75 kg/cm² rear: 2.00 kg/cm²
Tire pressure (cold)
Two persons Front: 1.75 kg/cm² rear: 2.25 kg/cm²
Battery Capacity YTX7A-BS 12V6Ah (MF battery)
Play of drum brake lever 10~20 mm