Sym Jet Sport X R50, Service Manual

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15. Electrical Equipment
15-2
Maintenance Information
Precautions in Operation
When remove the battery, the disconnection sequence of cable terminals shall be strictly observed.
(First disconnect the negative cable terminal, next, the positive cable terminal.)
The model of the spark plug and the tightening torque.
The ignition timing.
Adjustment of headlight.
Removal and installation of AC generator.
The maintenance-free battery requires no inspection of electrolyte level and refilling of distilled water.
To recharge the battery, remove the battery from the motorcycle without removing ventilation caps.
Unless in emergency, never rapid charge the battery.
The voltage must be checked with the voltmeter while charging the battery.
As C.D.I assembly does not require an ignition timing check. In case ignition timing is incorrect, check
C.D.I and AC generator. Verify with an ignition timing light after replacement if necessary.
The starter motor can be removed after the engine is removed.
Specification
Charging System
Item Specification
Type TTZ 7SL
Capacity 12V6Ah
Battery
Charging rate 0.7A / 5~10 hours (standard), 3A / 1 hour (fast charging)
Leak current < 1 mA
Charging current
1.2 A / 5000 rpm
↑
Control voltage in charging 14.0~15.0 V / 5000 rpm
Ignition System
Item Specification
Model NGK BR8HSA (Recommended)
Spark plug
Gap 0.6~0.7 mm
Primary coil
0.19~0.23
Ω
Ignition coil and resistance
Secondary coil
2.8~3.4 K
Ω
Ignition timing “F” mark
17
°
BTDC / 1800 rpm
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