Click here to make tpub.com your Home Page

Page Title: INSPECTION
Back | Up | Next

Click here for thousands of PDF manuals

Google


Web
www.tpub.com

Home


   
Information Categories
.... Administration
Advancement
Aerographer
Automotive
Aviation
Construction
Diving
Draftsman
Engineering
Electronics
Food and Cooking
Logistics
Math
Medical
Music
Nuclear Fundamentals
Photography
Religion
   
   

 

(5) Check diameter of sleeve bearing. Re-
f . B r u s h e s . Clean brushes with a clean, dry
place bearing if it does not conform to
cloth only. Do not permit dry cleaning solvent
l i m i t s specified in wear limits (par.
to contact the brushes.
4 1 e ) . If sleeve bearing is removed,
check bearing bore in end plate. Replace
26. INSPECTION
end plate if bore does not comform to
l i m i t s specified in wear limits (par.
41--).
e
a. Inspection of Drive Housing.
N o t e . Appendix II, Repair Parts, lists
(1) I n s p e c t drive housing for cracks and
a sleeve bearing set to be used in re-
distortion. Replace housing if defective.
pair of the starter.
(2) Inspect housing for scratches, burs, and
(6) Inspect wick for tears, fraying, or wear.
nicks on machined surfaces. Repair as
Replace wick if defective.
necessary (par. 27a).
--
c . Inspection of Brush Holder Assembly and
(3) Inspect threads in tapped holes in hous-
Brushes.
ing for damaged threads. Replace hous-
ing if threads are stripped or damaged
(1) Check insulation, spacers, plates, and
beyond repair.
brush holders for distortion and cracks.
(4) Inspect sleeve bearing for discoloration,
Replace defective parts.
r o u g h spots, score marks, scratches,
(2) Check brushes and springs for cracks
and nicks.
or breaks. Check brush spring tension
(5) Check inside diameter of sleeve bearing.
(step 1, fig. 10) for conformity to wear
l i m i t s (par. 4 1 a ) . If any brushes are
Replace bearing if it does not conform
defective, replace entire set with brush
to limits specified in wear limits (par.
kit. Replace springs if they do not con-
4 1 e ) . If sleeve bearing is removed,
form to wear limits.
check bearing bore in housing. Replace
h o u s i n g if bore does not conform to
(3) Inspect terminal plate stud for damaged
limits specified in wear limit (par. 41e).
threads.
N o t e . Appendix II, Repair Parts, lists
--. Inspection of Armature.
d
a sleeve bearing set to be used in re-
pair of the starter.
(1) Check armature shaft and commutator
(6) Inspect wick for tears, fraying, or wear.
for conformity to wear limits (par. 41e).
Replace wick if defective.
Replace the armature if worn beyond
limits specified.
b . Inspection of Commutator End Plate.
(2) Inspect armature for grounds with a test
(1) Inspect commutator end plate for cracks
light by touching one of the test probes
and distortion. Replace plate if defec-
to the armature core and the other probe
tive.
t o one of the commutator bar risers
(fig. 20). Test all commutator bars in
(2) Inspect end plate for scratches, burs,
this manner. If the test light glows, the
and nicks on machined surfaces.
armature is grounded and must be re-
placed.
(3) Inspect threads in tapped holes of end
plate for damage. Replace end plate if
(3) I n s p e c t armature for short circuits
threads are stripped or damaged beyond
using a growler fixture. Place the ar-
repair.
mature in the growler as shown in fig-
ure 21. Hold a thin strip of steel, such
(4) Inspect sleeve bearing for discoloration,
a s a hacksaw blade about 1/32 inch
r o u g h spots, score marks, scratches;
away from armature. While holding the
and nicks.
steel strip in position, rotate the arma-
24

Privacy Statement - Press Release - Copyright Information. - Contact Us

Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business