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TM 5-2420-222-34
CHAPTER 7
ELECTRICAL SYSTEM MAINTENANCE
Paragraph
Page
Number
Paragraph Title
Number
7-1
Engine AC Generator Repair .....................................................................................7-1
7-2
Engine Starter Repair.................................................................................................7-14
7-1. ENGINE AC GENERATOR REPAIR.
This Task Covers:
a.
Disassembly
d.
Assembly
b.
Cleaning and Inspection
e.
Test
c.
Repair
Initial Setup:
Equipment Conditions:
Materials/Parts:
•
AC generator pulley removed (see TM 5-2420-
•
Soldering flux (Item 16, Appendix B)
222-20).
•
Fine abrasive paper (Item 27, Appendix B)
•
AC generator removed (see TM 5-2420-
•
Rags (Item 28, Appendix B)
222-20).
•
Tin alloy solder (Item 30, Appendix B)
•
Voltage regulator removed (see TM 5-2420-222-20).•
Trichlorotrifluoroethane (Item 40, Appendix B)
•
Insulating varnish (Item 42, Appendix B)
Tools/Test Equipment:
•
One preformed packing
•
Automotive fuel and electrical tool kit
•
Electrical repair shop set
•
Automotive generator and starter test stand
References:
•
TM 5-2420-222-20
•
TM 9-214
General Safety Instructions:
•
Trichlorotrifluoroethane cleaning compound is highly flammable and toxic, and must not be used near open
flame. Use only in a well-ventilated area.
•
Insulating varnish is toxic and flammable. Wear safety goggles and gloves, and use only in areas of forced
ventilation.
•
Compressed air used for cleaning purposes should never exceed 30 psi (207 kPa).
7-1
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