Target Audience:
Compact excavator operators, construction companies, rental fleets, and equipment dealers
Advantage:
YANMAR ViO series known for zero tail swing and compact design for tight job sites
Key Features:
Powerful yet fuel-efficient engine, advanced hydraulic system, comfortable operator station, easy maintenance
Engine:
Detailed engine repair, disassembly, and assembly procedures
Hydraulic System:
Pumps, valves, cylinders, and hydraulic schematics
Electrical System:
Wiring diagrams, component testing, and troubleshooting
Undercarriage:
Track tension, idlers, sprockets, and final drives
Transmission:
Travel and swing drive maintenance and repair
Swing System:
Swing motor and swing reduction gear service
Air Conditioning:
AC system components and refrigerant handling
Cab and Controls:
Operator station, control levers, pedals, and monitoring system
Bucket and Attachments:
Bucket removal/installation and linkage adjustments
Service and Maintenance:
Scheduled maintenance tables and procedures
Disassembly and Assembly:
Step-by-step instructions with part numbers and torque specs
Adjustment and Calibration:
Procedures for proper machine operation
Testing and Diagnostics:
Troubleshooting charts and diagnostic codes
Tightening Torques:
Standard torque values for critical fasteners
Technical Depth:
Comprehensive enough for both technicians and DIY owners
Parts Information:
Includes part lists and exploded diagrams
Primary Engine:
YANMAR 4TNV88 or similar (actual model may vary)
Net Power:
Approx. 40.5 kW (54.3 hp) at rated rpm (verify in manual)
Rated Speed:
2,400 rpm (typical for this class)
Injection:
Indirect injection (typical for Tier 3 engines)
Overall Length:
Approx. 5,850 mm (check manual)
Overall Width:
Approx. 1,980 mm (check manual)
Overall Height:
Approx. 2,590 mm (check manual)
Curb Weight:
Approx. 6,900 kg (check manual)
Crash Test:
N/A - not applicable for excavators
Travel Alarm:
Automatic alarm when traveling
Engine Shut-off:
Emergency engine stop switch
ROPS Cab:
Rollover protective structure (ROPS) standard
Seat Belt:
Provided for operator safety
Rear View Mirror:
Standard equipment
Engine Oil Change:
Every 250 hours or as specified in manual
Hydraulic Oil Change:
Every 1,000 hours or annually
Greasing Points:
Daily or every 8 hours
Engine Oil:
API CI-4 or higher, SAE 15W-40
Hydraulic Oil:
ISO VG 46 or equivalent (verify manual)
Known Issues and Wear Items
Common Wear Items:
Bucket teeth, cutting edges, track links, pins and bushings
Known Issues:
N/A - no common issues documented in manual
