HOUSING 2463131 - Caterpillar

All yokes must be in alignment when the drive shafts are installed (as shown).
(2) Apply 4C-9507 Compound to the bolt threads prior to assembly. Torque for the eight bolts that fasten upper drive shaft (1) ... 135 15 N m (100 11 lb ft)(3) Apply 4C-9507 Compound to the bolt threads prior to assembly. Torque for the bolt that fastens the upper drive shaft yoke to the transmission input shaft ... 220 15 N m ... (160 11 lb ft)(5) Apply 4C-9507 Compound to the bolt threads prior to assembly. Torque for the eight bolts that fasten front drive shaft (4) ... 300 20 N m ... (220 15 lb ft)(6) Apply 4C-9507 Compound to the bolt threads prior to assembly. Torque for the bolt that fastens the front drive shaft yoke to the transfer gearbox ... 480 50 N m (350 37 lb ft)(8) Apply 4C-9507 Compound to the bolt threads prior to assembly. Torque for the eight bolts that fasten center drive shaft (7) ... 300 20 N m (220 15 lb ft)(9) Apply 4C-9507 Compound to the bolt threads prior to assembly. Torque for the bolts that fasten the center drive shaft yokes ... 480 50 ... N m (350 37 lb ft)(11) Apply 4C-9507 Compound to the bolt threads prior to assembly. Torque for the four bolts that fasten intermediate drive shaft (10) ... 300 20 N m (220 15 lb ft)(12) Apply 4C-9507 Compound to the bolt threads prior to assembly. Torque for the bolt that fastens the intermediate drive shaft yoke ... 480 50 N m (350 37 lb ft)(14) Apply 4C-9507 Compound to the bolt threads prior to assembly. Torque for the eight bolts that fasten rear drive shaft (13) ... 300 20 N m (220 15 lb ft)Procedure to Tighten the Drive Line Bolts
1. First tighten the bolts using the cross pattern sequence (1, 2, 3, 4). Use a torque wrench that is set to the correct torque. This ensures component fit-up and closes any gaps in the assembly.2. Tighten the bolts again using the cross pattern sequence (5, 6, 7, 8). Use a torque wrench that is set to the correct torque. This ensures even bolt tightening.