| Air Conditioning System |
| Air Conditioning | The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.0 kg of refrigerant which has a CO2 equivalent of 1.430 metric tonnes. |
| Cab |
| FOPS | ISO 3449:2005 Level I |
| FOPS Level II | ISO 3449:2005 Level II |
| ROPS | ISO 3471:2008 |
| Dimensions |
| Bucket Pin Height - Carry Position | 7.8 in ( 20 cm ) |
| Bucket Pin Height - Maximum Lift | 10.5 ft ( 3 m ) |
| Clearance at Max Lift and Dump | 8.2 ft ( 3 m ) |
| Clearance at Maximum Lift and Dump | 97.8 in ( 248 cm ) |
| Departure Angle | 32 deg |
| Dump angle | 39 deg |
| Ground Clearance | 8.9 in ( 23 cm ) |
| Height - Top of Cab | 7.0 ft ( 2 m ) |
| Length - Track on Ground | 64.2 in ( 163 cm ) |
| Length - with Bucket | 12.2 ft ( 4 m ) |
| Length - With Bucket on Ground | 146.2 in ( 371 cm ) |
| Maximum Dump Angle | 39 deg |
| Maximum Overall Height | 159.5 in ( 405 cm ) |
| Maximum Reach - With Arms Parallel to Ground | 54.0 in ( 137 cm ) |
| Overall Height | 13.2 ft ( 4 m ) |
| Overall Length - Track | 83.8 in ( 213 cm ) |
| Overall Track Length | 7.0 ft ( 2 m ) |
| Rack Back Angle - Maximum Height | 84 deg |
| Reach - Maximum Lift/Dump | 22.6 in ( 57 cm ) |
| Reach at Max Lift and Dump | 1.9 ft ( 1 m ) |
| Turning Radius from Center - Bucket | 88.8 in ( 226 cm ) |
| Turning Radius from Center - Coupler | 55.5 in ( 141 cm ) |
| Vehicle Width (400 mm/15.7 in tracks) | 76.0 in ( 193 cm ) |
| Vehicle Width (450 mm/17.7 in tracks) | 78.0 in ( 198 cm ) |
| Width Over Tracks | 6.4 ft ( 2 m ) |
| Engine |
| Bore | 3.7 in ( 9 cm ) |
| Displacement | 203.0 cu in ( 3,327 cu cm ) |
| Engine Make | DIT |
| Engine Model | Cat C3.3B DIT (turbo) |
| Gross Power | 74.3 hp ( 55 kw ) |
| Gross Power - SAE J1995 | 74.3 hp ( 55 kw ) |
| Net Power | 72.9 hp ( 54 kw ) |
| Net Power - ISO 9249 | 73.7 hp ( 55 kw ) |
| Net Power - SAE 1349 | 72.9 hp ( 54 kw ) |
| Peak Torque | 195.5 lbs ft ( 265 nm ) |
| Peak Torque - 1,500 rpm - SAE J1995 | 195.0 ft ( 59 m ) |
| Stroke | 4.7 in ( 12 cm ) |
| Torque Measured @ | 1,500.0 rpm |
| General Specifications |
| category | COMPACT TRACK LOADERS |
| ENGINE POWER HP (KW) | 73 (54) |
| MODEL | 279D |
| OPERATING LOAD LBS. (KG) | 2,935 (1,331) |
| OPERATING WIDTH IN. (CM) | 76 (193) / 78 (198) |
| RATED OPERATING CAPACITY LBS. (KG) (35%) | 2,055 (932) |
| RATED OPERATING CAPACITY LBS. (KG) (50%) | 2,055 (932) |
| Hydraulic System |
| Hydraulic Flow - High Flow XPS - Hydraulic Power (Calculated) | 76.0 hp ( 57 kw ) |
| Hydraulic Flow - High Flow XPS - Maximum Loader Hydraulic Flow | 32.0 gpm ( 121 lpm ) |
| Hydraulic Flow - Standard - Hydraulic Power (Calculated) | 44.0 hp ( 33 kw ) |
| Hydraulic Flow - Standard - Loader Hydraulic Pressure | 3,335.0 psi |
| Pump Flow | 22.8 gpm ( 86 lpm ) |
| Relief Valve Pressure | 3,335.9 psi |
| Loader |
| Breakout Force | 7,284.1 lbs ( 3,304 kg ) |
| Operating Load Rating | 2,055.0 lbs ( 932 kg ) |
| Operating Width | 76.0 in ( 193 cm ) |
| Tipping Load | 5,871.0 lbs ( 2,663 kg ) |
| Noise Level |
| Inside Cab* | 83 dB(A) |
| Note (1) | Cab and Rollover Protective Structures (ROPS) are standard in North America and Europe. |
| Note (3) | ***The labeled sound power level for the CE marked configurations when measured according to the test procedure and conditions specified in 2000/14/EC. |
| Outside Cab** | 103 dB(A) |
| Operating Specifications |
| Alternator Supplied Amperage | 80 amps |
| Breakout Force - Tilt Cylinder | 7,285.0 lbs ( 3,304 kg ) |
| Cooling System Fluid Capacity | 3.7 gal ( 14 l ) |
| Fuel Capacity | 24.9 gal ( 94 l ) |
| Ground Contact Area - With 400 mm/15.7 in Track | 2,015.0 cu in ( 33,020 cu cm ) |
| Ground Contact Area - With 450 mm/17.7 in Track | 2,272.0 cu in ( 37,231 cu cm ) |
| Ground Pressure - With 400 mm/15.7 in Track | 4.9 psi |
| Ground Pressure - With 450 mm/17.7 in Track | 4.4 psi |
| Hydraulic System Fluid Capacity | 13.8 gal ( 52 l ) |
| Max Speed - high range | 7.1 mph ( 11 kph ) |
| Max Speed - low range | 4.5 mph ( 7 kph ) |
| Operating Voltage | 12.0 volts |
| Operating Weight | 9,892.2 lbs ( 4,487 kg ) |
| Rated Operating Capacities - 35% Tipping Load | 2,055.0 lbs ( 932 kg ) |
| Rated Operating Capacities - 50% Tipping Load | 2,935.0 lbs ( 1,331 kg ) |
| Rated Operating Capacity with Optional Counterweight | 3,185.0 lbs ( 1,445 kg ) |
| Tipping Load | 5,870.0 lbs ( 2,663 kg ) |
| Power Train |
| Travel Speed - Forward or Reverse - One Speed | 4.5 mph ( 7 kph ) |
| Travel Speed - Forward or Reverse - Two Speed | 7.0 mph ( 11 kph ) |
| Service Refill Capacities |
| Cooling System | 3.7 gal ( 14 l ) |
| Engine Crankcase | 3.0 gal ( 11 l ) |
| Fuel Tank | 24.8 gal ( 94 l ) |
| Hydraulic System | 13.7 gal ( 52 l ) |
| Hydraulic Tank | 10.3 gal ( 39 l ) |
| Undercarriage |
| Ground Contact Area | 2,015.1 cu in ( 33,022 cu cm ) |
| Ground Pressure | 5.0 psi |
| Length of Track on Ground | 5.4 ft ( 2 m ) |
| Weights |
| Operating Weight | 9,893.0 lbs ( 4,487 kg ) |
