FRONT DIFFERENTIAL CARRIER ASSEMBLY REPLACEMENT/REPAIR/ADJUSTMENT - continued

TM 10-3930-673-34

CAUTION

Ring gear must be heated before

installation. Failure to heat ring

gear before installation could cause

damage to differential case half

because of tight fit.

(10) If removed, install ring gear (13).

(a)

Expand ring gear (13) by heating in

a tank of water to a temperature of

160F - 180F (71C - 82C) for 10 to

15 minutes.

TR00258

WARNING

Wear gloves and proper clothing while handling hot ring gear. Failure to follow this

precaution could result in serious personal injury.

(b)

Use a sling and hoist to lift the ring gear (13) from tank of water.

(c)

Install ring gear (13) on flange case half (26) immediately after heating. If ring gear does not

fit easily on flange case half, repeat Step (a).

(d)

Align fastener holes of ring gear (13) and flange case half (26) by rotating ring gear as needed.

CAUTION

Do not heat rivets before

installation. Hot rivets could

damage ring gear and flange case

half.

(e)

Properly install 12 rivets (27) in

pairs opposite each other (A and B)

from the flange case half (26) side of

the assembly (side opposite gear

teeth).

(f)

Use a riveting machine to press

rivets (27) into place from ring

gear (13) side of the assembly. Press

rivets in pairs opposite each other.

Apply 60,000 lb of pressure.

TR00265

8-21