Bobcat 322 Compact Mini Excavator Specs

Description:

The Bobcat 322 Compact Mini Excavator is a nimble and reliable machine ideal for trenching, landscaping, and light construction in tight spaces. Built between 1996 and 2005, it’s powered by a robust Kubota D722 diesel engine (approx. 15–16 hp), paired with a smooth hydrostatic drive system.

Engine & Powertrain:

• Engine: Kubota D722 (3-cylinder, liquid-cooled)

• Power: ~15.7 hp @ 3,000 rpm

• Displacement: ~44 cu in (0.72 L)

• Travel Speed: ~1.8 mph

Hydraulic System:

• Pump flow: ~16 GPM (60 L/min)

• System pressure: ~2,100 psi (210 bar)

• Swing speed: ~10.9 rpm

Dimensions & Capacity:

• Operating Weight: ~3,525 lb (1,600 kg)

• Max Digging Depth: ~7.2 ft (2.2 m)

• Max Reach: ~12.5–13 ft (3.8–4.0 m)

• Max Cutting Height: ~12 ft

• Width: ~3.2 ft (tracks), ~5.1 ft overall

• Height: ~7.2 ft

Maintenance Essentials:

• Change hydraulic oil and filters regularly

• Maintain track tension and grease pivot pins

• Check final drive oil level

• Clean cooling fins and ensure radiator clearance

Common Issues & Solutions:

• Hydraulic leaks – inspect seals and hoses; use seal kits

• Undercarriage wear – track shoes and rollers need periodic replacement

• Engine performance – clogged fuel filters cause rough idle; keep spares on hand

• Electrical faults – clean battery terminals and check wiring integrity

Serial Number Breaks:
Units start at #223511001, 223811001, 223911001, 224011001 and above. Serial plate is located on the front face beneath the cab beside the boom. Always match serial before ordering parts.

Pro Tips:

• Keep extra filters, hydraulic seals, and pivot pins on board for on-site fixes

• Use quality grease on all bushings to extend service life

• Monitor hydraulic fluid temperature—overheating accelerates wear