ENGINE ELECTRICAL
-
Charqinq
System
WAVE-FORM CHECK USING AN ANALYZER
I
I
MEASUREMENT METHOD
Connect the analyzer special patterns pick-up to the generator
:L.J
,
B terminal.
I
“B”
terminal
Z7ELOlSl
I
STANDARD WAVE-FORM
Observation Conditions
FUNCTION
1
SPECIAL PATTERNS
I
PATTERN
HEIGHT
VARIABLE
Adjust while viewing the
wave-
{
I
Engine speed
Curb idle speed
-
0.4
0.2
I
Voltage at
generator
0
p7r-\fTfTfi/\AJ\
I+
h
A
fi
4
n
r
B terminal
-0.2
-
-0.4
t
lime
27ELOl15
1
NOTE
Furthermore, the voltage wave-form of the generator B terminal
can undulate as shown at left. This wave-form is produced
when the regulator operates according to fluctuations in the
generator load (current), and is normal for the generator.
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