JCB JS81 MACHINE DEMO PART 1

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=8Jydc5HldWg

JCB INDIA LTD. • SAINI EARTH MOVER PVT. LTD. • NH6 Bombay Road,Mohiary Chandni Bagan,Near Saraswati Bridge, Kamrangu, Andul, Howrah, West Bengal 711302 • 9038023619 • LOCATION : https://goo.gl/maps/EyAkDdAsjvj • • ENGINE • Model : Kirloskar 4R 1040 NA • Type : Water-cooled, 4-stoke, 4-cylinder • Gross power : 76 hp at 2200 RPM (SAEJ 1995) • Battery : 100 AH • Starting system : 12 Volt • Alternator : 85A • Aspiration : Natural • • EXCAVATOR BUCKET • All buckets are JCB type fully-welded steel, with hardened steel pivot pins and replaceable wear parts. Bucket size Capacity Weight Max. width toe plate (SAE HEAPED) • 800 mm 0.24 cum 318 kg • 950 mm 0.32 cum 343 kg • • SWING SYSTEM • Swing speed : 12.5 RPM. • Swing motor : Axial piston type. • Swing brake : Hydraulic braking assisted by spring applied disc- type parking brake. • Final drive : Planetary reduction. • Swing gear : Large diameter, internally toothed, fully sealed grease bath lubricated. • Swing lock : Multi-position hydraulic. • • STANDARD EQUIPMENT • Dozer blade. • FM radio. • USB media player with speakers. • Cab interior light. • HSP pressure test points. • Rock-breaker pipe work mounting brackets. • One work light each on boom tool box. • Upper structure under covers. • Tool kit. • 450mm triple grouser track shoes. • Undercarriage belly guarding. • 0.32 cu.m general purpose bucket. • Additional work lights on cab and counterweight. • Livelink. • • HYDRAULIC SYSTEM • Power modes • The equipment has two power modes Economy (E) : For optimum output and fuel economy. • Productivity (P) : For higher output. • Pumps • Main pumps : Variable displacement axial piston type • Maximum flow : 2 x 70.3 lpm (main) • Servo pump : Gear type maximum flow • Dozer : Gear type, maximum flow 21.5 lpm • Relief valve setting • Boom / Arm / Bucket : 284 bar • Swing Circuit : 225 bar • Travel Circuit : 284 bar • Hydraulic cylinders Double acting type, with screwed end caps and hardened steel bearing bushes. End cushioning is fitted as standard on boom and dipper rams. • Filtration: The hydraulic components are protected by the highest standard of filtration to ensure long hydraulic fluid life up to 5000hrs (subject to SOS) and component life. • In tank: 105 micron, suction strainer • Main return line : 10 micron, fibre form element • Pilot line: 10 micron, paper element. • Hydraulic hammer (optional) return: 10 micron • reinforced micro form element Cooling: Cooling via a full return line air blast cooler to meet the tough Indian working condition. • • CONTROLS • Excavator : All servo lever operated, to ISO control pattern. • Tracks : Individually servo operated by foot pedal or hand lever. Speed selection via hand operated switch. • Auxiliary : Via foot operated servo pedal. • Controls isolation : Gate lock lever at cab entrance, and a console mounted switch. • Engine speed : Hand operated control lever. Mode change is done through toggle switch. • Engine stop : Hand operated stop cable. • Instrumentation : Instrumentation panel contains dial pointer type gauges for fuel level, engine water temperature readings hour meter. Whilst audible visual warnings indicate low engine oil pressure, low engine coolant level, engine overheat, no battery charge, hydraulic oil overheat, indication lights are incorporated in panel to indicate swing lock operation, servo control isolation, high travel speed and E P modes of operation. • • UNDERCARRIAGE • Construction : Fully-welded. “X” frame type with sloping side members with dirt relief holes under top rollers. • Upper lower rollers : Heat treated, sealed and lubricated. • Track type : Sealed and greased • Track adjustment : Grease cylinder type. • Track idler : Sealed and lubricated, with • spring enhanced recoil. • Track shoe : 450 mm Tripler Grouser - (Standard) • Rollers and shoes (each side) • Upper rollers : 1 • Lower rollers : 5 • Track shoes : 39 • • WEIGHT AND GROUND BEARING PRESSURE • Machine equipped with 3.7m boom 1.74m Dipper Arm and excavating bucket, operator, full fuel tank and lubes. • Standard boom Operating Bearing track shoes weight pressure with dozer 450mm 8400 kg 0.38 kg/sq.cm • • OPTIONAL EQUIPMENT • Ripper tooth • 0.24 cu.m bucket • Rock-breaker (HM390) • Rock-breaker circuit • First aid kit • Fire extinguisher • Air-conditioned cabin • Cab grill (front top) • Short boom arm • • TRACK DRIVE • Japanese Hydraulic Components • Type: Fully hydrostatic 2 speed. • Gradeability : 70% (35 deg.) continuous • Travel Speeds : High - 5.1 km/hr, • Low - 3.1 km/hr • Tractive effort : 55.1 kN (5600 kgf) • SERVICE CAPACITIES • Fuel tank 164 lt • Engine coolant 23 lt • Engine oil 14 lt • Track reduction gear (each side) 1.7 lt • Hydraulic system 92 lt • Hydraulic tank 55 lt

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