Case CX750D Hydraulic Excavator – Parts, Specs

Description:

Serial Number Location

The serial number plate is located on the right-hand side of the lower cab frame, just below the windshield. Always verify this number before ordering parts to ensure compatibility.

Key Specifications

• Model Years: 2019 – Present

• Engine: Isuzu 6WG1, Tier 4 Final

• Net Power: 460 hp @ 1,800 rpm

• Gross Power: 512 hp

• Operating Weight: 158,300 lb (standard undercarriage, full fuel, standard boom and bucket)

• Boom and Arm Options:

  • 21 ft 10 in boom / 9 ft 9 in arm

  • 21 ft 10 in boom / 11 ft 6 in arm

  • 21 ft 10 in boom / 13 ft 5 in arm

  • 21 ft 10 in boom / 16 ft 4 in arm

• Maximum Digging Depth: Up to 29 ft 5 in (with long arm)

• Maximum Reach at Ground Level: Up to 44 ft (with long arm)

• Maximum Cutting Height: Approximately 38 ft

• Maximum Loading Height: Approximately 29 ft

• Swing Speed: 6.7 rpm

• Travel Speed: Up to 2.7 mph

• Tail Swing Radius: Approximately 13 ft 3 in

• Ground Pressure: 11.3 psi

• Track Shoe Width: 35.4 in

• Ground Clearance: 2 ft 9 in

• Overall Width (tracks extended): Approx. 13 ft 11 in

• Cab Height: Approx. 11 ft 6 in

• Transport Length (with long boom & arm): Approx. 40 ft 5 in

• Fuel Tank Capacity: 62.9 gallons

• Hydraulic Tank Capacity: 81.9 gallons

• Hydraulic System Capacity: 172 gallons

• Engine Oil Capacity: 13.8 gallons

• Cooling System Capacity: 28.5 gallons

• Swing Drive Fluid: 3.6 gallons

• Final Drive Fluid (each): 4 gallons

• DEF Tank Capacity: 40 gallons

• Main Pump Flow: 2,219 gallons per minute

• Hydraulic System Pressure: 4,550 psi (standard); up to 4,970 psi in Power Boost mode

• Bucket Breakout Force: 75,300 lb standard; 82,280 lb with Power Boost

• Arm Breakout Force: 63,621 lb

• Drawbar Pull: 101,000 lb

Performance & Design Highlights

• Highly Powerful Machine: 460 hp and up to 82,280 lb breakout force suit it for mining, quarrying, and large-scale earthmoving

• Robust Hydraulics: Dual variable-displacement pumps and selectable work modes (Speed Priority, Heavy Duty, Automatic)

• Durable Structure: Heavy-duty boom, undercarriage, and reinforced joints designed for tough environments

• Advanced Cab Comfort: Spacious ROPS/FOPS cab with heated air-seat, auto HVAC, Bluetooth radio, and 7-inch full-color LCD display

• Auto-Shift & Travel: Dual-speed travel with automatic downshift and torque boost for slopes and load conditions

• Mass Excavation Package Available: Increases hydraulic power and breakout force for large production jobs

Routine Maintenance

• Engine Oil & Filter: Replace every 500 hours

• Hydraulic Oil & Filter: Replace every 5,000 hours; filter every 1,000 hours

• Fuel Filter: Replace every 500 hours

• Air Filter: Inspect every 250 hours

• Track Tension & Grease: Check and lubricate daily per specification

• Cooling System: Clean radiator, coolers, and check coolant level weekly

• Swing Drive & Final Drive: Inspect fluid levels and fill as needed

Common Issues & Fixes

• Hydraulic Hose Wear: Regularly inspect hoses, cylinders, and fittings for wear; replace immediately when degraded

• Engine Overheating: Ensure coolers are clear of debris; monitor coolant condition and flow

• Track Underperformance: Monitor tension, inspect rollers, idlers, and shoes; maintain correct track gauge

• Electrical Fault Codes: Monitor in-cab LCD display; inspect wiring, fuses, and sensors

• Booster Mode Valve Leaks: Regularly inspect Power Boost valves when using heavy hydraulic attachments

• Control Calibration Errors: Update machine software and recalibrate control systems during service visits