BLOCK 3T2740 - Caterpillar

Put clean oil on the O-ring seal. Install the O-ring seal and bearing retainer (15) .
Illustration 10 g00498024
Typical Example
Heat the bearing to a maximum temperature of 135°C (275°F). Install the bearing on the output shaft.
Install spacer (14) on the output shaft.
Illustration 11 g00498374
Typical Example
Apply Tooling (C) to the bore of bearing cage (10). Use Tooling (A) to install the lip type seal in bearing cage (10) .
Lower the temperature of bearing race (12). Install bearing race (12) in bearing cage (10). Be sure that the shoulder of the bearing race is facing the lip type seal.
Install O-ring seal (13) on bearing cage (10). Put clean oil on the O-ring seal and the lip type seal.
Illustration 12 g00498408
Typical Example
Check the torque of the studs in the transfer gear case. Tighten the studs to a torque of 55 10 N m (41 7 lb ft).
Put bearing cage (10) in the transfer case. Install the washers and the nuts that hold bearing cage (10) .
Illustration 13 g00497954
Lower the temperature of bearing cup (8). Install bearing cup (8) in the transfer gear case.
Illustration 14 g00498441
Heat the two bearing cones to a maximum temperature of 135°C (275°F). Install the bearings on transfer gear (7), as shown.
Illustration 15 g00497950
Use a hoist to install transfer gear (7) in the transfer gear case.
Illustration 16 g00497947
Lower the temperature of bearing cup (5). Install bearing cup (5) in bearing cage (4) .
DO NOT install O-ring seal (6) at this time. The bearing end play must be checked before the O-ring seal is installed.
Illustration 17 g01420351
Illustration 18 g00498442
Install bearing cage (4) and 12 bolts (3). Tighten bolts (3) evenly.
Put the transfer gear case in a vertical position.
Rotate transfer gear (7) in both directions in order to seat the bearings.
Use feeler gauge (30) in order to measure the gap between the transfer gear case and bearing cage (4) .
Add the shims between the transfer gear case and bearing cage (4) in order to obtain 0.10 0.05 mm (.004 .002 inch) end play.
Remove bearing cage (4) .
Install the O-ring seal on bearing cage (4) .
Install the shims, the thickness that was determined in Step 26 and bearing cage (4), tighten 12 bolts (3) evenly
Illustration 19 g00498443
Use Tooling (B) to check the bearing end play again. Add shims if the end play is less than 0.05 mm (.002 inch). Remove shims if the end play is greater than 0.15 mm (.006 inch).
Illustration 20 g00497940
Install cover (1) and plate (2) .
Install the yoke assembly, the O-ring seal, the retainer and the bolt on the output shaft. Tighten the bolt to a torque of 115 7 N m (85 5 lb ft).
Install the speed sensor in the transfer gear case. Refer to Systems Operation, Troubleshooting, Testing and Adjusting, Power Train Electronic Control, "Speed Sensor - Adjust" for the correct procedure.End By: Connect the output transfer gears to the planetary group. Refer to Disassembly and Assembly, "Transmission from Output Transfer Gears - Connect".