CAT 279C Series 2 Compact Track Loader


Dimensions

Width Over Tracks 6.5 ft in (1981 mm)
Height To Top Of Cab 6.95 ft in (2117 mm)
Ground Clearance 9.1 in (231.14 mm)
Clearance At Max Lift And Dump 7.97 ft in (2427 mm)
Reach At Max Lift And Dump 1.95 ft in (594 mm)
Dump Angle 40 degrees
Height – Top Of Cab 6.95 ft in (0.18 m)
Length With Bucket 12.08 ft in (3679 mm)
Bucket Pin Height – Carry Position 7.7 in (195.58 mm)
Bucket Pin Height – Maximum Lift 10.27 ft in (0.27 m)
Clearance At Maximum Lift And Dump 95.6 in (2428.24 mm)
Departure Angle 44 degrees
Turn Radius From Center – Coupler 57.4 in (1457.96 mm)
Turn Radius From Center – Rear 69.41 in (1762.76 mm)
Turning Radius From Center – Machine Rear 67.96 in (1726 mm)
Vehicle Width 78 in (1981.2 mm)
Length – Track On Ground 64 in (1625.6 mm)
Length – With Bucket On Ground 144.81 in (3677.92 mm)
Length – Without Bucket 116.5 in (2959.1 mm)
Bucket Hinge Pin 123.15 in (3128 mm)
Length With Out Bucket 9.72 ft in (2960 mm)
Maximum Dump Angle 40 degrees
Maximum Overall Height 157.7 in (4005.58 mm)
Maximum Reach – With Arms Parallel 54.6 in (1386.84 mm)
Overall Height 13.14 ft in (4005 mm)
Overall Length – Track 83.8 in (2128.52 mm)
Overall Track Length 6.99 ft in (2129 mm)
Rack Back Angle – Maximum Height 85 degrees
Reach At Maximum Lift/Dump 23.4 in (594.36 mm)
Turn Radius From Center – Bucket 88.1 in (2237.74 mm)

Undercarriage

Length Of Track On Ground 5.34 ft in (1625 mm)
Ground Pressure 4.28 psi (29.5 kPa)
Counterweight, Standard 125.67 lb (57 kg)
Ground Contact Area 2309.51 in2 (1.49 m2)

Engine Details

Engine Make Caterpillar
Engine Model C3.4 DIT
Gross Power 73.8 hp (55 kw)
Net Power 73 hp (54.5 kw)
Displacement 201 cu in (3.3 L)
Bore 3.4 in (86.4 mm)
Stroke 4.7 in (119.4 mm)
Gross Power – Sae J1995 74 hp (55.2 kw)
Engine Model Cat C3.4T
Net Power – Sae 1349 73 hp (54.5 kw)

Operational Specs

Operating Weight 9865.7 lb (4475 kg)
Cooling System Fluid Capacity 3.7 gal (14 L)
Fuel Tank Capacity 25.9 gal (98 L)
Hydraulic System Fluid Capacity 15.1 gal (57 L)
Operating Voltage 12 V
Alternator Supplied Amperage 90 amps
Travel Speed 8.5 mph (13.6 km/h)

Power Train

Travel Speed Forward – 2-Speed 8.5 mph (13.7 km/h)
Travel Speed Reverse – 2-Speed 8.5 mph (13.7 km/h)
Travel Speed Forward 5 mph (8.1 km/h)
Travel Speed Reverse 5 mph (8.1 km/h)

Loader

Operating Capacity (Iso 14397) 3049 lb (1383 kg)
Breakout Force 7308.4 lb (3315 kg)
Tipping Load 6100.2 lb (2767 kg)

Weights

Operating Weight 9865 lb (4474.7 kg)

Hydraulic

Pump Type Standard
Pump Flow 22.2 gal/min (84 L/min)
Relief Valve Pressure 3335.9 psi (23000 kPa)

Hydraulic System

Hydraulic Flow (1) Standard
Hydraulic Power 42.8 hp (32 kw)
Maximum Loader Hydraulic Flow 33 gal/min
Maximum Loader Hydraulic Pressure 4061 psi
Loader Hydraulic Pressure 3335 psi
Loader Hydraulic Flow 22 gal/min
Hydraulic Flow (2) High Flow XPS

Operating Specifications

Rated Operating Capacities – 50% Tipping Load 3050 lb (1383.5 kg)
Rated Operating Capacities – 35% Tipping Load 2135 lb (968.5 kg)
Ground Contact Area 2303 in2 (1.5 m2)
Ground Pressure 4.3 psi
Tipping Load 6100 lb (2767 kg)
Breakout Force – Tilt Cylinder 7308 lb (3314.9 kg)

Service Refill Capacities

Cooling System 3.7 gal (14.1 L)
Fuel Tank Capacity 26 gal (98.5 L)
Hydraulic Tank 11 gal (41.7 L)
Engine Crankcase 2.6 gal (9.9 L)
Hydraulic System 15 gal (56.8 L)

Cab

Rops SAE J1040 MAY94, ISO 3471:1994
Fops SAE J1043 SEPT87, ISO 3449:1992 Level I
Fops Level Ii SAE J231 JAN81, ISO 3449:1992 Level II
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