SPECIFICATIONS

(A770) LOADER SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .177 Machine Dimensions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .177 Performance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .178 Engine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .178 Drive System. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .179 Controls. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .179 Hydraulic System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .180 Electrical System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .181 Capacities. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .181 Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .181

Machine Dimensions

• Dimensions are given for loader equipped with standard tires and 74 in. Construction and Industrial bucket and may vary with other bucket types. All dimensions are shown in millimeters. Respective imperial dimensions are given in inches enclosed by parentheses.

• Where applicable, specifications conform to SAE or ISO standards and are subject to change without notice.

3848 mm (151.5 in) 20.3°

2179 mm (85.8 in) 1880 mm (74 in)

11.6°

3386 mm (133.3 in) 1572 mm (61.9 in)

1897 mm (74.7 in)

98°

4232 mm (166.6 in)

2065 mm (81.3 in) 42°

800 mm (31.5 in) 3353 mm (132.0 in)

2649 mm (104.3 in)

25.1° 31.9°

207 mm (8.1 in)

1227 mm (48.3 in) 2903 mm (114.3 in) 3597 mm (141.6 in)

NA5328

Changes of structure or weight distribution of the loader can cause changes in control and steering response and can cause failure of the loader parts.

Performance

Rated Operating Capacity 1508 kg (3325 lb) with 200 Pound Frame Mounted Counterweight Kit 1576 kg (3475 lb) with 300 Pound Frame Mounted Counterweight Kit 1599 kg (3525 lb) with 400 Pound Frame Mounted Counterweight Kit 1644 kg (3625 lb) Tipping Load 3016 kg (6650 lb) Operating Weight 4291 kg (9460 lb) Breakout Force - Lift 2434 kg (5365 lb) Breakout Force - Tilt 2331 kg (5140 lb) Push Force 2829 kg (6237 lb) Travel Speed - Low Range / High Range 0 - 11,4 km/h (0 - 7.1 mph) / 0 - 19,8 km/h (0 - 12.3 mph)

Make / Model Kubota / V3800DI-T-E2CB Tier 2 Fuel / Cooling Diesel / Liquid Horsepower - ISO 9249 EEC / SAE J1349 Net - ISO 14396 Gross - SAE J1995 Gross 65,6 kW (88.0 hp) @ 2400 rpm 67,6 kW (90.6 hp) @ 2400 rpm 68,6 kW (92.0 hp) @ 2400 rpm Torque - ISO 9249 EEC / SAE J1349 Net - SAE J1995 Gross 310,3 N•m (228.8 ft-lb) @ 1600 rpm 315,0 N•m (232.3 ft-lb) @ 1600 rpm Low Idle rpm 1250 - 1400 High Idle rpm 2525 - 2650 Number of Cylinders 4 Displacement 3769 cm3 (230 in3) Bore / Stroke 100 mm / 120 mm (3.94 in / 4.72 in) Lubrication Gear Pump Pressure System with Filter Crankcase Ventilation Open Breathing Air Cleaner Dry replaceable paper cartridge with separate safety element Ignition Diesel - Compression Air Induction Turbo-Charged Engine Coolant Propylene Glycol / Water Mixture Starting Aid Air Intake Heater - Automatically activated as needed in RUN position.

Engine

Drive System

Main Drive Fully hydrostatic, 4-wheel drive Transmission Infinitely variable tandem hydrostatic piston pumps, driving two fully reversing hydrostatic motors Final Drive Pre-stressed #120 HSOC endless roller chain (no master link) and sprockets in sealed chaincase with oil lubrication (Chains do not require periodic adjustments) Two chains per side with no idler sprocket Axle Size 61,47 mm (2.42 in), Heat treated Wheel Bolts Eight - 9/16 in. Wheel bolts fixed to axle hubs

Controls

Vehicle Steering

All-Wheel Steer Mode

Skid-Steer Mode Direction and speed controlled by Left Hand joystick (“C” pattern) Direction and speed controlled by Left Hand joystick (“S” pattern)

Loader Hydraulics - Lift and Tilt - Front Auxiliary - Rear Auxiliary (Option)

Controlled by Right Hand joystick Controlled by electrical switch on Right Hand joystick Controlled by electrical switch on Left Hand joystick Auxiliary Pressure Release Pressure relieved through quick couplers; Push couplers in, hold for 5 seconds Engine Hand lever speed control with additional foot operated speed control pedal; keytype start switch or optional Keyless Start Panel or optional Deluxe Instrumentation Panel and function error shutdown. Starting Aid Air Intake Heater automatically activated as needed in RUN position Service Brake Two independent hydrostatic systems controlled by left hand joystick Secondary Brake One of the hydrostatic transmissions Parking Brake (Standard) Spring applied pressure release multi-disk brake activated by manually operated switch on left instrument panel

Hydraulic System

Pump Type Engine driven, gear type Pump Capacity - Standard 87,1 L/min (23.0 U.S. gpm) Pump Capacity - High-Flow Option 138,2 L/min (36.5 U.S. gpm) System Relief at Quick Couplers 23,8 - 24,5 MPa (238 - 245 bar) (3450 - 3550 psi) Filter (Hydraulic / Hydrostatic) Replaceable beta 10 micron = 200, drop in element Filter (Charge) Replaceable beta 10 micron = 200, drop in element Filter (Steering) Replaceable 40 micron Hydraulic Cylinders

Bore Diameter:Lift Cylinder (2) Tilt Cylinder (2) Steering Cylinder (4)

Rod Diameter:Lift Cylinder (2) Tilt Cylinder (2) Steering Cylinder (4)

Stroke: Lift Cylinder (2) Tilt Cylinder (2) Steering Cylinder (4) Double-acting; tilt cylinders have cushioning feature on dump and rollback 76,2 mm (3.00 in) 76,2 mm (3.00 in) 50,8 mm (2.00 in) 44,5 mm (1.75 in) 41,4 mm (1.63 in) 25,4 mm (1.00 in) 660,1 mm (25.99 in) 354,8 mm (13.97 in) 123,0 mm (4.86 in) Control Valve 3-Spool, open center with electric actuator controlled lift with float and tilt. Electrically controlled auxiliary spool Fluid Lines SAE Standard tubelines, hoses and fittings Fluid Type BOBCAT FLUID, Hydraulic / Hydrostatic 6903117 - (Two - 2.5 U.S. gal) 6903118 - (5 U.S. gal) 6903119 - (55 U.S. gal)

Hydraulic Function Time:

Raise Lift Arms

Lower Lift Arms

Bucket Dump

Bucket Rollback

Wheel Cycle (Full Left - Full Right) 4.2 Seconds 3.1 Seconds 2.6 Seconds 2.5 Seconds 0.9 Seconds

Electrical System

Alternator Belt driven, 90 amperes, open frame Battery 12 volts, 950 cold cranking amperes @ -18°C (0°F), 180 Minute reserve capacity @ 25 amperes Starter 12 volts, gear type, 3,0 kW (4.02 hp) Instrumentation Gauges: Engine Coolant Temperature, Fuel Level.

Warning lights:

Fuel Level, Seat Belt, Engine Coolant Temperature, Engine Malfunction, Hydraulic System Malfunction, General Warning.

Indicators:

BICS™ Functions, Two-Speed, 3-Point Shoulder Belt, Turn Signals, Engine Preheat.

Data Display:

Operating Hours, Engine rpm, Speed Management Setting, Maintenance Clock Countdown, Battery Voltage, Service Codes, Engine Preheat Countdown, Steering Drift Compensation Setting, Drive Response Setting.

Other:

Audible Alarm, Lights, Option / Accessory Switches.

Optional Deluxe Instrumentation Panel:

*Additional displays for: Engine rpm, Coolant Temperature and Oil Pressure; System Voltage, Hydrostatic Charge Pressure and Hydraulic Oil Temperature. *Additional Features Included: Keyless Start, Digital Clock, Job Clock, Password Lockout, Multi-language Display, Help Screens, Diagnostic Capability and Engine / Hydraulic Systems Shutdown Function.

Fuel 103,1 L (27.2 U.S. gal) Engine Oil with Filter Change 11,4 L (12.0 qt) Engine Cooling System with Heater without Heater 15,1 L (4.0 U.S. gal) 14,4 L (3.8 U.S. gal) Hydraulic / Hydrostatic Reservoir 9,8 L (2.6 U.S. gal) Hydraulic / Hydrostatic System 37,9 L (10.0 U.S. gal) Chaincase Reservoir 39,7 L (10.5 U.S. gal)

Heavy Duty (Standard) 12.00 - 16.5, 12 Ply Rating Severe Duty (Option) 12.00 - 16.5, 12 Ply Rating Severe Duty Poly Fill (Option) 12.00 - 16.5, 12 Ply Rating Solidflex (Option) 33 x 6 x 11 Superfloat (Option) 33 x 15.5 - 16.5, 12 Ply Rating Turf and Sand (Option) 33 x 15.5 - 16.5, 10 Ply Rating Recommended Pressure Inflate tires to MAXIMUM pressure shown on the side wall of the tire. DO NOT mix brands of tires used on the same loader.

Capacities

Tires