MOTO GUZZI V 11 SPORT, Workshop Manual

Page: 408 / 412

A
B
C
D
E
F
G
H
I
L
M
N
O
P
34
r.p.m.
1000
1200
1500
2000
3000
4000
6000
10000
9,50
13,00
16,50
20,00
23,50
25,00
26,50
27,50
D.C.Amps
Revs x 1000
D
.C
. amperes
YELLOW
YELLOW
YELLOW
YELLOW
GENERATOR
RED
BATTERY
12V
RED
RED
WHITE
BLACK
REGULATOR
CABLE SECTION 2.5
sq. mm.
WHITE
BLACK
GNITION SWITCH
12V 3W
7 ALTERNATOR AND VOLTAGE
CONTROLLER
WARNING
If connections are inverted the regulator will be
irreversibly damaged.
Check that the regulator earth connections are
efficient. Possible checks to be carried out on the
alternator or regulator if the battery fails to re-
charge or the power supply is no longer
regulated.
A
LTERNATOR
With the engine switched off, disconnect the two yellow
generator cables from the rest of the system and then
carry out the following tests with a ohmmeter:
C
HECK THE WINDING ISOLATION TOWARDS EARTH
Connect one connecting point of the ohmmeter to one of
the two yellow cables and the other connecting point to
earth (laminar pack).
The instrument should indicate a value above 10 M
Ω.
C
HECK THE WINDING CONTINUITY
Connect the two connecting points of the ohmmeter to
the two yellow cables.
The instrument should indicate a value of 0.2÷0.3
Ω
.
C
HECK THE VOLTAGE OUTPUT
Connect an alternate 200 Volt capacity voltmeter to the
two yellow cables.
Start the motor and check that the voltage output is
included within the values indicated on the following tables:
r.p.m. 1000 3000 6000
A.C. volts 15 40 80