Case 760 Trencher

Description:

Serial Number Location

To verify year of manufacture and order compatible parts, locate the serial number for the Case 760 Trencher in one of these locations:

• Stamped on the frame, near the right rear wheel well

• On the data plate inside the operator’s platform or near the steering column

Early serial numbers (pre-1988) are numeric, later years use the “JAF” prefix format used across Case construction models.

Serial Number Reference by Year

Key Specifications

Key Features

• ✅ Powerful 76 HP Diesel Engine – Case 4-390 provides the torque needed for hard soil conditions

• ✅ Variable Trench Width – Customizable for utility, irrigation, and cable laying tasks

• ✅ 4-Speed Power Shuttle Transmission – Smooth control in both forward and reverse operation

• ✅ Open-Center Hydraulics – Simple and reliable system design for consistent chain and lift performance

• ✅ Built for Stability – Mid-weight frame balances digging power and maneuverability

Maintenance & Common Issues

 Routine Maintenance

• Engine Oil & Fuel Filters – Replace every 250 hours

• Hydraulic Filter & Fluid – Replace every 500 hours

• Chain Tension & Roller Condition – Inspect weekly

• Transmission Fluid Check – Monthly or after heavy use

• Greasing – Daily on boom pivots and steering linkages

⚠️ Common Issues & Fixes

• Trenching Chain Wear or Slap – Replace worn chain links and adjust tension

• Lift Cylinder Creep – Install fresh seal kits – shop hydraulic kits

• Transmission Shift Hesitation – Check fluid level and shuttle valve pressure – transmission components

• Hydraulic System Noise – Clean filters and check for pump cavitation or air entry