Malaguti Centro 50 4T Workshop Manual page 38

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.
Check voltage (Test "B")
Keep connector detached from regulator and connect Tester (0 v DC), as follows:
Terminal (+) of Tester
Terminal (-) of Tester
Turn key "ON".
Power measured must be > 1 v.
OK
4.
Check regulator
Connector (A) detached.
Provide a jumper between Brown/Black cable (PIN 5) and Light blue cable (PIN 3).
Turn key "ON".
Operate right/left turn indicator switch to make sure that indicators come on and remain steadily lit.
OK
Replace voltage regulator.
If ground connection (pin ) or power supply (pin ) are lacking, the regulator will
cause malfunctioning of the lighting circuit and battery recharging system, as well as
disengagement of the carburettor "starter".
S I G N A L L I N G S Y S T E M
Light blue cable -PIN 3- (1).
Chassis grounding ().
Light blue cable between key switch and regulator
connector (PIN 3) is interrupted: repair it.
See "Wiring Diagram" (P. 8).
Always check continuity of Black cable (PIN ) and
chassis ground connection.
OK
Repeat all checks from the beginning (tests have not been
performed correctly).
NO
NO
NO
8
Tester (DC 0 v)
5
4
3
2
1

M/N B AZ N GL
1
5
4
3
2
1
M/N B AZ N GL
F. 24
A
F. 25

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