Maintain the precision of your D-Series loader with the **John Deere 318D, 319D, 320D, and 323D Repair Manual (TM11399)** from **Texas Manuals**. Specifically for manual control models, this workshop guide provides the factory mechanical blueprint.
### **Repair Focus:**
* **Engine Overhaul:** Complete specifications and assembly for JD diesel motors.
* **Hydrostatic Drive:** Full service for the drive gearboxes and track gearsets.
* **Hydraulic Componentry:** Rebuilding procedures for main pumps and loader valves.
* **OEM Specs:** Access official John Deere torque values and wear tolerances right on your tablet.
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