Honda Civic Service Manual page 1570

Starting System
Armature Inspection and Test (cont'dl
4.
Check tor mica depth. lf necessary, undercut mica
with a hacksaw blade to achieve proper depth. l{ ser-
vice limit cannot be maintained, replace the armature.
MICA D€PTH
Commutator Mica D€pth
5.
Check for continuity between the segments of the
commutator. lf an open circuit exists between any
segments, replace the armature.
NOT GOOD
Standard (NEW)
Service Limit
0 . 4 - 0 . 5 m m
( 0 . 0 1 6 - 0 . 0 2 i n )
0 . 1 5 m m
(0.006 in)
23-98
corL coFE
COMMUTATOR
6.
Place the armature on an armature tester. Hold a
hacksaw blade on the armature core.
ARMATURE TESTER
. lf the blade is attracted to the core or vibrates
while the core is turned, the armature is shorted.
Replace the armature.
7. Check with an ohmmeter that no continuity exists
between the commutator and armature coil core,
and between the commutator and armature shaft. lf
there is continuity, replace the armature.
ARMATURE