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 TM 10-3930-660-24-2
ALTERNATOR ASSEMBLY MAINTENANCE (152 HP) - CONTINUED
0284 00
CLEANING
NOTE
For general cleaning instruction, see Cleaning (WP 0316 00).
1.
Clean brushes using soft, dry cloth.
2.
Clean slip rings on rotor (7).
3.
Place rotor in a lathe, with slip ring of shaft free.
4.
While rotor is spinning in lathe, hold no. 100 sandpaper or 400 grit silicon carbide paper against slip ring surface.
WARNING
Particles blown by compressed air are hazardous. DO NOT exceed 15 psi (103 kPa) nozzle pressure when
drying parts with compressed air. Use a maximum of 30 psi (207 kPa) when cleaning components. DO NOT
direct compressed air against human skin. Failure to follow this warning may cause injury or death. Make
sure air stream is directed away from user and other personnel in the area. To prevent injury, user must wear
protective goggles or face shield.
5.
After polishing slip rings, clean using low pressure (15 psi maximum) compressed air.
WARNING
Cleaning compound, solvent MIL-PRF-680 Type III is an environmentally compliant and low toxic material.
However, it may be irritating to the eyes and skin. Use protective gloves and goggles. Use in well-ventilated
areas. Keep away from open flames and other sources of ignition.
6.
Clean ball bearing (14) in cleaning solvent to remove lubricant.
INSPECTION
NOTE
1.
Inspect bearings (14) for rough rotation or visible damage.
2.
Inspect brushes for excessive wear.
3.
Inspect brush springs for distortion or discoloration.
0284 00-3
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