Cleaning/Inspection. - TM-9-2815-224-34-P0216

TM 9-2815-224-34&P

Valve Mechanism Maintenance Instructions (Cont)

7-11. IDLER GEAR REMOVAL/REPAIR/INSTALLATION (CONT).

Remove outer bearing cone (6), inner spacer ring (7), and inner bearing cone (4) from idler gear

assembly (3).

NOTE

Do not remove bearing cups unless they are damaged or loose.

(7) Remove outer bearing cup (8), outer spacer ring (9), and inner bearing cup (10) from idler gear

assembly (3).

c. Cleaning/Inspection.

Adhesives, solvents, and sealing compounds can burn easily, can give off harmful

vapors, and are harmful to skin and clothing. To avoid injury or death, keep away

from open fire and use in well-ventilated area. If adhesive, solvent, or sealing

compound gets on skin or clothing, wash immediately with soap and water.

(1)

Clean idler gear and bearing parts with dry cleaning solvent.

(2)

Inspect bearing for scoring, pitting, or 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.

d. Assembly.

(1) Support idler gear (1), shoulder down, on

bed of press.

(2) Apply lubricating oil to bearing cup (2) and

start inner bearing cup, numbered side up,

into bore of gear (l).

(3) Press inner bearing cup (2) to seat against

shoulder of gear (1).

(4) Install outer spacer ring (3) on inner

bearing cup (2).

(5) Apply lubricating oil to outer bearing

cup (4) and start outer bearing cup,

TA357731

numbered side down, into bore of idler

gear (l).

(6) Press outer bearing cup (4) against outer spacer ring (3).

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