Service Manual

S-76
SM-E2B SERIES, WSM
DIESEL ENGINE
Slip Ring
1. Check the slip ring for score.
2. If scored, correct with an emery paper or on a lathe.
3. Measure the O.D. of slip ring with vernier calipers.
4. If the measurement is less than the allowable limit, replace it.
W1020208
Brush Wear
1. Measure the brush length with vernier calipers.
2. If the measurement is less than allowable limit, replace it.
3. Make sure that the brush moves smoothly.
4. If the brush is defective, replace it.
W1020329
Rectifier
1. Check the continuity across each diode of rectifier with resistance
range of circuit tester.
2. The rectifier is normal if the diode in the rectifier conducts in one
direction and does not conduct in the reverse direction.
W1020452
IC Regulator
1. Check the continuity across the B terminal (2) and the F terminal
(1) of IC regulator with resistance range of circuit tester.
2. The IC regulator is normal if the conducts in one direction and
does not conduct in the reverse direction.
W1020645
Slip ring O.D.
Factory spec.
14.4 mm
0.567 in.
Allowable limit
14.0 mm
0.551 in.
Brush length
Factory spec.
10.5 mm
0.413 in.
Allowable limit
8.4 mm
0.331 in.
(1) F Terminal (2) B Terminal
KiSC issued 06, 2006 A