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Figure 5-241. Starter Assembly
Figure 5-243. Armature Test

TM-5-3740-214-14 Aerosol Generator Non-Thermal Insecticide Unltra-Low Volume Model XKA (NSN 374001-076-1341) Manual
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TM 5-3740-214-14
ELECTRICAL PARTS GROUP (Continued)
Figure 5-242. Armature
(c) Test the armature shaft in the bushing. After removing the armature from the starter, place the end caps
back on the shaft. Check the shaft and bushing fitting.
If the shaft is loose in the bushing, replace the bushing.
If the end of the shaft is worn, replace the armature.
If the armature shaft fits the bushing correctly, check the commutator.
(d) Check commutator.
CAUTION
DO NOT use emery cloth to clean the commutator.
NOTE
Clean the commutator. Use number 00 sandpaper. If the commutator has any of the
following signs, replace the entire armature.
Wearing
Pitting
Burned
Out of round
Has high insulation between the bars
(e)
Check the armature for opens.
(1) Check for loose leads between the armature conductors and the commutator bars.
(2) Resolder any loose leads. Use rosin core solder.
5-221






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