Case CX36B Mini Excavator

Description:

The Case CX36B Mini Excavator is a versatile compact machine engineered for high performance in confined workspaces. Its zero tail-swing design allows operators to maneuver efficiently in tight environments without sacrificing digging force or hydraulic power. With simplified maintenance and robust parts availability, the CX36B is a trusted choice for utility contractors, landscapers, and rental fleets.

Engine & Performance:

• Engine: Yanmar 3TNV88-B diesel

• Net Power: 28.4 hp (21.2 kW)

• Displacement: 1.642 L (100.2 cu in)

• Fuel Capacity: 11.9 gal (45 L)

Hydraulics:

• Hydraulic Flow (Main): 14.5 + 14.5 GPM (55 + 55 L/min)

• Relief Pressure: 3,133 psi (216 bar)

• System Type: Load-sensing, variable displacement axial piston pumps

• Control System: Pilot-operated joystick controls for smooth operation

Travel & Swing:

• Travel Speed: 1.4 mph (low), 2.7 mph (high)

• Swing Speed: 9.1 rpm

Key Dimensions & Specs:

• Operating Weight: 7,905 lbs (3,585 kg)

• Max Digging Depth: 10 ft 5 in (3.17 m)

• Max Reach at Ground Level: 17 ft 2 in (5.23 m)

• Bucket Digging Force: 7,047 lbf (31.3 kN)

Maintenance Highlights:

• Routine Service Points: Fuel filter, air filter, hydraulic oil, track rollers, swing bearing

• Common Replacement Parts: Boom and arm cylinder seals, final drive motors, control valve seals

• CX36B hydraulic seal kits

• Final drive motors for CX36B

• Undercarriage parts: sprockets, rollers, and tracks

Common Issues & Quick Fixes:

• Track slippage: Often caused by worn sprockets or loose track tension — inspect or adjust idler tensioners

• Swing motor noise: Typically from worn bearings — replace with a reman or new motor

• Hydraulic oil contamination: Flush system and replace filters — use only recommended fluid

Pro Tips:

• Grease pivot points daily to avoid pin and bushing wear

• Keep hydraulic quick connects clean to prevent contamination

• Periodically check final drive oil levels to prevent costly gear damage

Serial Number Info:

• Serial number plate is located on the frame under the cab access panel or near the front left track

• CX36B serial numbers begin with NAB036B series