HOUSING 4N3912 - Caterpillar

Articulated Truck:
D250B (S/N: 5WD1-UP)
D25C (S/N: 9YC1-UP)
D300B (S/N: 4SD1-UP)
D30C (S/N: 7ZC1-UP)
D350C (S/N: 8XC1-UP)
D35C (S/N: 2GD1-UP)
Specifications, SENR8167, "Articulated Dump Truck Power Train", "Differential And Bevel Gear D250B, D300B, D25C, D30C, D330C, D350C, and D35C Front Axle". The information about the bolt torques at the beginning of the article is incorrect. Replace the information with the following information. (3) Torque for carrier bolts ... 245-295 N m (182-218 lb ft) (6) Torque for pinnion housing bolts (D250B & D300B) ... 120-150 N m (89-111 lb ft) (6) Torque for pinnion housing bolts (C-models) ... 245-295 N m (182-218 lb ft) (11) Torque for differential bolts (1/2" bolts) ... 120-150 N m (89-111 lb ft) (11) Torque for differential bolts (5/8" bolts) ... 245-295 N m (182-218 lb ft) (13) Torque for bevel gear bolts. ... 120-150 N m (89-111 lb ft)Install with 9S-3263 threadlock (16) Torque for bearing cap bolts ... 425-525 N m (313-387 lb ft)Adjust bearing preload and gear backlash before tightening bolts.