TM 5-4310-451-14
5-40. IDLER GEAR MAINTENANCE (Con’t).
3.
Remove outer bearing cone (10), inner spacer ring (12), and inner bearing cone (9) from idler gear (3).
4.
Remove outer bearing cup (13), outer spacer ring (14), and inner bearing cup (15) from idle gear (3).
c.
CLEANING AND INSPECTION
WARNING
Dry cleaning solvent, P-D-680, is toxic and flammable. Always wear protective goggles and
gloves, and use only in a well-ventilated area. Avoid contact with skin, eyes, and clothes, and DO
NOT breathe vapors. DO NOT use near open flame or excessive heat. The solvent’s flash point is
1000F-1380F (380C-590C). If you become dizzy while using cleaning solvent, Immediately get
fresh air and medical help. If solvent contacts eyes, Immediately wash your eyes and get medical
aid.
1.
Clean idler gear and bearing parts with dry cleaning solvent.
2.
Inspect bearings for scoring, pitting, and flat spots on rollers or cones.
3.
Inspect bearing cups for scoring, pitting, and dents in bearing surface.
4.
Examine gear teeth for scoring, pitting, and chips.
5.
Replace all damaged parts.
6.
Coat all parts with lubricating oil.
TA705018
5-139
