John Deere 870G LC - Manual (Page 20)

Vertis QCA
1300 19th Street, Suite 200
East Moline, IL 61244
Cyan Magenta Yellow Black
DKAX670870G Page 20 DKA
870G LC
20
21
Engine 870G LC
Manufacturer and Model Isuzu 6WG1-iT4
Non-Road Emissions Standard EPA Interim Tier 4/EU Stage IIIB
Net Rated Power (ISO 9249) 397 kW (532 hp) at 1,800 rpm
Cylinders 6
Displacement 15.7 L (957 cu. in.)
Off-Level Capacity 70% (35 deg.)
Aspiration Turbocharged, air-to-air charge-air cooler
Cooling
Cool-on-demand hydraulic-driven, suction-type fan with remote-mounted drive
Powertrain
2-speed propel with Autoshift
Maximum Travel Speed
Low
3.2 km/h (2.0 mph)
High 4.7 km/h (2.9 mph)
Drawbar Pull 57 240 kg (126,193 lb.)
Hydraulics
Open center, load sensing
Main Pumps
2 variable-displacement pumps
Maximum Rated Flow 566 L/m (150 gpm) x 2
Pilot Pump One gear
Maximum Rated Flow 30 L/m (7.9 gpm)
Pressure Setting 3900 kPa (566 psi)
System Operating Pressure
Circuits
Implement
31 900 kPa (4,627 psi)
Travel 34 300 kPa (4,975 psi)
Swing 29 400 kPa (4,264 psi)
Power Boost 34 300 kPa (4,975 psi)
Controls Pilot levers, short stroke, low-effort hydraulic pilot controls with shutoff lever
Cylinders
Heat-treated, chrome-plated, polished cylinder rods; hardened steel (replaceable bushings) pivot pins
Bore Rod Diameter Stroke
Boom (2) 215 mm (8.5 in.) 150 mm (5.9 in.) 1835 mm (72.2 in.)
Arm (1) 225 mm (8.9 in.) 160 mm (6.3 in.) 2225 mm (87.6 in.)
Bucket (1) 200 mm (7.9 in.) 140 mm (5.5 in.) 1555 mm (61.2 in.)
Electrical
Number of Batteries (12 volt)
2
Battery Capacity 500 CCA
Alternator Rating 50 amp
Work Lights 5 halogen (one mounted on frame, 2 mounted on boom, and 2 mounted on top of cab)
Undercarriage
Rollers (each side)
Carrier
3
Track 9
Shoes, Double-Bar Grousers (each side) 51
Track
Adjustment
Hydraulic
Guides Front and center
Chain Sealed and lubricated
Ground Pressure
Double-Bar Grouser Shoes
650 mm (26 in.)
115.3 kPa (16.7 psi)
750 mm (30 in.) 100.7 kPa (14.6 psi)
900 mm (36 in.) 84.8 kPa (12.3 psi)
1020 mm (40 in.) 77.2 kPa (11.2 psi)
A
A
A