ELECTRICAL. EQUIPMENT
Page
M21
Lucas
AI
ternatw
(1WCR
454)
(a)
The Lucas alternator has been designed for minimum maintenonce
during a service. Examine the brushes after
120,MX) kilometres
(75,000
miles) and renew if necessary.
F!G.
12
ALTERNATOR TEST CIRCUIT
(b)
Check
the cutput
of
the alternator using the test circuit shown
in
fig.
12.
Adjust the variable resistor for a voltage output of
13.5
wits
at a steady engine speed. Com
p
are the ammeter reading with the
'typical octput characteristics' graph
(fig.13).
output
currant
Amp4
Alt.r~tc+
Speed
Rev/Min
X
1000
FIG.
13
LOAD
GRAPH
If
after checkin
g
all leads are connected correctly no output
is
obtained, fit a new alternator.
ESPRIT
Issue
04/78
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