Diode Ripple Test - Matco Tools MBT1015 User Manual

Battery analyser
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MBT1015 rev-C
12. Continue from the previous test (either Fig. 55, 56 or 57); proceed to the next
step by pressing
Fig. 60
13. Make sure the electrical loads (Headlights, High lights, heaters, etc) are
switched ON.
[Important Note: Do not switch ON the Air Conditioner as it may
affect the
results]. Let the engine runs at idling speed. Do not Rev.
14. Then press
Fig. 61
15. After analysing, the analyser will display the results Fig.62 or Fig.63
depending on the outcome.
Results: OK
AC ripple test,
At idling rpm:
Max.<0.5V: 0.19V
Fig. 62
Ripples are good.
[Exit] to Menu
key will enter to the display as follows. (Fig.60)

Diode Ripple Test

Switch ON all
electrical loads.
Run engine up at
idling speed.
Press [Enter].
key to continue. The display will show: (Fig. 61)
Diode Ripple Test
At idling rpm:
Analysing...
Please wait!
Results: High Ripple
AC ripple test,
At idling rpm:
Max.<0.5V: 0.8V
Check alternator
diodes.
[Exit] to Menu
User's Manual Version 18.08
Fig. 63
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