Mercury 40

CHARGING AND STARTING SYSTEM
90-828631R3 MARCH 1999 Page 2B-21
17. After cleaning, ohm test each segment of the commutator as shown. If ohm test reading
is other than listed, replace the armature.
ARMATURE COIL CONTINUITY
METER TEST LEADS METER
SCALE
READING
RED BLACK
X1
CONTINUITY
SEGMENT SEGMENT
X1
CONTINUITY
a
b
c
a-Commutator
b-Lamination
c-Shaft
ARMATURE COIL CONTINUITY
METER TEST LEADS METER
SCALE
READING
RED BLACK
X1
NO
SEGMENT LAMINATION
X1
CONTINUITY
SEGMENT SHAFT
X1
NO
CONTINUITY