This is a Fuller Heavy Duty Transmissions Maintenance Manual
This service manual provides detailed instructions for servicing and repairing Eaton Fuller heavy-duty transmissions. It includes sections on lubrication, operation, power flow, timing, torque recommendations, tool reference, preventive maintenance, disassembly, inspection, reassembly, and air system schematics. The manual is designed for technicians performing complete disassembly or targeted repairs on specific components.
The document also includes model designations, specifications, and lubrication guidelines for both highway and off-highway use, with recommendations for oil types, change intervals, and operating temperatures to ensure proper transmission function and longevity.
| Recommended Lubricant | Eaton ® Roadranger ® CD50 Transmission Fluid |
|---|---|
| Operating Temperature Limit | Do not operate consistently above 250°F (120°C) |
| Oil Level | Fill to level of filler opening |
Use Eaton ® Roadranger ® CD50 Transmission Fluid, Heavy Duty Engine Oil, or Mineral Gear Oil as specified in the manual.
Do not operate consistently above 250°F (120°C).