Section 100-0020 Chassis - Articulation and Oscillation Pivot THRU-DRIVE DRIVESHAFT 9. Disconnect mounting hardware securing protective guard (if fitted), from beneath the parking brake disc, to the rear frame. Numbers in parentheses refer to Fig. 1, unless otherwise specified. Note: The following procedures assume that only thru-drive components require repair. 10. Release the parking brake by turning the hex-head on the parking brake actuator fully anticlockwise. work bench for further disassembly. Removal and Disassembly 1. Position the vehicle on a level work area and apply parking brake. 14. Prise out and discard seal (15) from front of the housing. 2.
Raise body and install body safety prop to secure body in partially raised position. 15. Lift out front bearing assembly cup (8) from front of the housing. 3. Shut down engine and block all wheels securely. 16. If bearing replacement is required, use a suitable puller to remove front and rear bearing assembly cups (8) from the housing. 4. Identify the relationship of the driveline caps to the transmission yoke and front yoke (17). Remove capscrews and remove driveline from vehicle. Note: If either bearing assembly cup or cone (8 or 9) need replacing, they must be replaced as a set. Note:
Take extra care when handling drivelines as any deformity on a rotating mass creates vibration and excessive wear during any operation. 17. If retaining rings (31) need replacing, use a suitable drift or puller to remove them from the housing. 5. Remove wheel blocks, start engine and steer vehicle into a full left-hand lock. Shut down engine and block all wheels securely. 18. Remove front nut (19) then temporarily install front yoke (17) fully onto front of driveshaft (14) and suitably restrain to resist rotation. 6. Remove front nut (19), lockwasher (50) and thrust washer (16) from driveshaft (14). Reinstall nut (19) temporarily onto driveshaft (14) to protect the threads. 19.
Remove mounting hardware securing parking brake disc to brake yoke (18) and remove brake disc. 20. Remove rear nut (19), lockwasher (50), thrust washer (16), and brake yoke (18) from driveshaft (14). Identify front and rear ends of driveshaft (14). 7. Remove and discard 'O' rings (29 & 51) from thrust washer (16). 8. Place a suitable container under the front of the pivot and pull front yoke (17) from driveshaft (14). 21. Remove and discard 'O' rings (29 & 51) from thrust washer (16). SM 1373 Rev 2 8-03 2 Note: Tighten all fasteners without special torques specified to torques listed in Section 300-0080, WARNING STANDARD BOLT AND NUT TORQUE Tensioned spring on adjuster. SPECIFICATIONS. 11.
Remove mounting hardware securing parking brake assembly to mounting bracket on frame, then WARNINGS secure parking brake assembly clear of brake disc. To prevent personal injury and property damage, be sure wheel blocks are properly 12. Identify the relationship of the driveline caps to secured and of adequate capacity to do the job brake yoke (18). Remove capscrews, disconnect safely. driveline and secure clear of brake yoke. When necessary to drive out or drive on 13. Withdraw driveshaft assembly (14) from housing components during disassembly/assembly, be by pulling rearwards on parking brake disc/brake sure to use a soft drift to prevent property yoke assembly (18).
If necessary, tap front end of damage and personal injury. driveshaft (14) to ease removal, take care to avoid WARNING Tensioned spring on adjuster. WARNINGS To prevent personal injury and property damage, be sure wheel blocks are properly secured and of adequate capacity to do the job safely. When necessary to drive out or drive on components during disassembly/assembly, be sure to use a soft drift to prevent property damage and personal injury.