These digital manuals provide comprehensive information on various model variations, including the description and operation of the controlled traction differential (CTD). They cover essential topics such as clutch pack lubrication, driver-controlled CTD shift unit, CTD adjustments, and seasonal CAD shifting. The manuals also include fastener tightening specifications for all types of vehicles.
Remove the differential carrier assembly from the axle housing
Remove the differential and clutch pack assembly from the carrier
For medium-duty CTD, the manuals offer guidance on removing and disassembling the clutch pack, as well as assembling and installing it. Similarly, for heavy-duty CTD, detailed instructions are provided for removing, disassembling, assembling, and installing the clutch pack for all types of vehicles.
Install the differential and clutch pack assembly in the carrier
Adjust the differential bearing preload
Install the differential carrier assembly in the axle housing
Conduct a functional CTD check after repair or overhaul
Specifically for driver-controlled type CTD, the manuals cover the CTD shift system for both single and tandem axles, along with troubleshooting guidelines for each. Additionally, information on selector valves and the air shift unit is included.
