Charging System - Sym GTS 250 Service Manual

17. Electrical System

Charging System

Charging circuit
Fuse 20A
R
Battery
Regulator rectifier Inspection
+
Y1
-
Y1
¡ Û
Y2
¡ Û
Y3
¡ Û
R
B 5~30
¡ Û
Y/L
G 2~20
Inspection on regulator rectifier wire
Remove the luggage box, rear carrier and body
covers.
Disconnect two 3 pin couplers of the regulator
rectifier.
Inspection the rectifier coupler to the wire harness
passes the condition.
Item Check Points
Main switch
R¢ w B
connection
Battery
R¢ w G
connection
Y¢ w Y
Charging coil
If the readings measured are not normal, check
parts in the circuit.
17-6
To this chapter contents
Main switch
R
B
R Red
B Black
G Green
Y Yellow
Y2 Y3
¡ Û ¡ Û
¡ Û
¡ Û
¡ Û ¡ Û
5~30 5~30
¡ Û ¡ Û
2~20 2~20
Standard Value
Battery voltage
(ON)
Battery voltage
0.2~0.4 Ω
R
R
Y
Reg. Rec.
Y
Y
G
Y/L
Meter charging
system lamp
R B
¡ Û ¡ Û
¡ Û ¡ Û
¡ Û ¡ Û
¡ Û
¡ Û
¡ Û ¡ Û
¡ Û 1~10
If the parts are normal, then trouble is in the wiring.
If there is nothing wrong with parts and wiring,
replace the regulator rectifier.
Regulator rectifier
AC. G.
Fuse 30A
Starting relay
Starting motor
(KΩ)
Y/L G
¡ Û ¡ Û
¡ Û ¡ Û
¡ Û ¡ Û
¡ Û ¡ Û
5~30 1~10
¡ Û
5~30
Couplers