Universal M-25XP - No Load Testing of Starter; Motor Test; Checking Magnet Switch - Pull-in Coil (Attraction Test)

Motor Test
1. Remove the connecting lead from the starter's C terminal and connect it directly to the
battery's positive
terminal. Then connect the battery's negative terminal to starter body.
2. If the starter runs normally, the magnet switch is faulty, if not, the motor is faulty.
Reference value
The motor is O.K. if it rotates smoothly.
[A] Electrical connections for testing motor
1. Starter
Checking Magnet Switch -
Pull-in Coil (Attraction Test)
1. Apply 1/2 the rated voltage across S terminal and C terminal.
2. If the plunger is' attracted strongly, the pull-in coil is normal; if not, it is faulty.
Reference value
If
the plunger is attracted strongly, the pull-in coil is
normal; if not, it is faulty.
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