KiSC issued 09, 2007 A
@)
No- Load Testing of Alternator
1)
Remove the al ternator's coupl er, connect the al ternator's
F
term
i
nal to B termi n al, and grou nd E termi nal to the
body.
2)
Con nect a vol tmeter across B termi n al a nd the grou nd.
3)
Start the engine and speed u p the alternator to the specif i-
ed rate 1300
min-
1
(rpm)
Next, tu rn the mai n switch off ,
di sconnect the battery's negati ve cable and measu re
t he voltage.
( Note for testing)
•
Be sure to disconnect the battery's negative cable before
setting the voltmeter.
77
C022
089
8
Checking Rotor Coil, Slip R ing and Brush
1
)
Discon nect the al ternator cou pl e r and then measu re th e
resistance across the al te rnator's F a nd E term
i
nals.
0
Checking Cut- In-Voltage
1 )
Con nect a vol tmete r across the al ternator's N termi nal and
the body.
2
)
Remove the 4th 8A
f
use from the left and connect a bul b
(30W)
i
n
i
ts place.
3) Speed up th e al ternator u n ti
l
the ch arge warni n g
l
am p
oes off or d
i
ms, then read the vol tmeter.
C022F041
C022F040