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Page Title:
Table I. Troubleshooting-continued |
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 Table I. Troubleshooting - Continued
Malfunction
Probable causes
Corrective action
--.
a
2.
High internal resistance.
Low speed and low
Remove commutator end
a.
plate (par. 18c) and
current.
tighten brush leads.
--.
b
Poor brush contact.
Remove commutator end
b.
plate (par. 18c) and in-
spect brushes and com-
mutator. Install new
brush kit (par. 35c) and
re-seat new brushes or
resurface commutator
(par. 27d).
Remove commutator end
3.
--.
a
a.
Faulty armature.
Low speed and high
plate (par. 18c) and in-
current.
spect commutator for
evidence of excessive
arcing. If indicated, re-
move armature and
check for grounds (fig.
Replace armature, if
defective (par. 35c).
--.
b
Disassemble starter
Armature drag.
b.
(par. 18) and inspect
bearings and armature
(par. 26). Repair as
required.
Lubricate bearings
a.
Lack of lubrication.
a.
4.
Starter produces ex-
(par. 29).
cessive noise when
operated.
Disassemble starter
--.
b
Defective bearings.
b.
defective bearings.
Tighten pole shoe
c.
Loose pole shoes.
c.
screws as shown in
Tighten all housing at-
d.
Loose housing.
d.
taching screws.
Check operation of sole-
a.
a.
5.
Starter drive clutch
noid by placing a jumper
fails to shift.
across battery terminal
and solenoid switch ter-
minal. If solenoid does
not operate, replace
solenoid relay (pars.
8
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