Sym GTS 250 - 2. Maintenance Information; Table of Contents; Maintenance Information

2. Maintenance Information
2-1
Precautions in Operation ·················· 2-1
Periodical Maintenance Schedule ······ 2-2
Engine Oil ······································· 2-3
Engine Oil Strainer Clean ·················· 2-3
Gear Oil ·········································· 2-4
Fuel Lines / Cable····························· 2-4
Air Cleaner ······································ 2-5
P.C.V. system ·································· 2-6
Valve Clearance ······························· 2-6
Carburetor Idle Speed Adjustment ····· 2-7
Ignition System ································ 2-8
Spark Plug ······································ 2-8
Cylinder Compression Pressure ····· 2-9
Drive Belt ····································· 2-9
Steering Handle Top Bearing ·········· 2-10
Cushion ······································· 2-10
Disk Brake System ························ 2-11
Brake Light Switch/Starting Inhibitor
Switch·········································· 2-13
Headlight Beam Distance ··············· 2-13
Wheel / Tire ·································· 2-13
Battery ········································· 2-14
Nuts, Bolts Tightness ···················· 2-14
Special Tools List·························· 2-15
Precautions in Operation
Model
LM25W
Fuel Tank Capacity
12,000 c.c.
Engine Oil
capacity
1,400 c.c.
change
1,200 c.c.
Transmission
Gear oil
capacity
180 c.c.
change
170 c.c.
Capacity of
coolant
Engine + radiator
850 c.c.
Reservoir upper
420 c.c.
Clearance of throttle valve
2~6 mm
Spark plug
CR7HSA (gap:0.6~0.7 mm)
〝F〞Mark in idling speed
BTDC 10º / 2,500 rpm
Full timing advanced
BTDC 30º at 6,000 rpm
Idling speed
1,500±100 rpm
Cylinder compression pressure
12 ± 2 Kg/cm²
Valve clearance
IN
0.1±0.02 mm
EX
0.15±0.02 mm
Tire dimension
Front
110/90-13 56P
Tire dimension
Rear
130/70-13 57P
Tire pressure
(cold)
single
Front: 1.5 Kg/cm² Rear: 2.25 Kg/cm²
Load 90 Kg (full load)
Front: 1.5 Kg/cm² Rear: 2.5 Kg/cm²
Battery
12V10Ah (MF battery)
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