Reliability & Serviceability RELIABILITY & SERVICEABILITY 10 / 11 Full open doors and master key system provide easy access for servicing. Handrails and foot steps are applied for safety Side Cover with Left & Right Swing Open Type Easy access to vital components gives unrestricted view of component allows easy maintenance and repair. Centralized Electric Control Box and Easy Change Air Cleaner Assembly Electric control box and Air cleaner are centralized in one or the same compartment for easy service. Durability of structure proven through FEM(Finite Element Method) analysis and long term durability test. � Photo may include optional equipment. Large tool box for extra storage Highly efficient Hydraulic Pump Pump output and Hydraulic tank capacity have been increased. A pilot pump has been installed resulting in improved control sensitivity. Easy to maintain engine components The cooling and preheating system are provided for optimum and immediate operation, guaranteeing longer life for the engine and hydraulic components. Servicing of the engine and hydraulics is considerably simplified due to total accessibility. NEW 7 SERIES ROBEX 140LC-7
Specifications Backhoe attachment 12 / 13 Rated flywheel horse power Engine SAE DIN Model Cummins B3.9-C Type J1995 (gross) J1349 (net) 6271/1 (gross) 6271/1 (net) Max. torque Bore x stroke Piston Batteries Starting motor Alternator Hydraulic system Drives & Brakes Drive method Drive motor Reduction system Max. drawbar pull Max. travel speed(high) / (low) Gradeability Parking brake Water cooled, 4 cycle diesel, 4-cylinders in line direct injection, turbocharged, charge air cooled low emission 113 HP (84 kW) at 2,100 rpm 105 HP (78 kW) at 2,100 rpm 115 PS (84 kW) at 2,100 rpm 106 PS (78 kW) at 2,100 rpm 45.6 kgf . m(330 lbf . ft) at 1,500 rpm 102 x 120 mm (4.02” x 4.72”) 3,900 cc (238 cu in) 2 x 12 V x 100 AH 24 V- 4.5kW 24V-50 Amp Main pump Type Two variable displacement piston pumps Rated flow 2 x 130�/min (34.3 US gpm / 28.6 UK gpm) Sub-pump for pilot circuit Gear pump Cross-sensing and fuel saving pump system Hydraulic motors Travel Swing Relief valve setting Implement circuits Travel Power boost (boom, arm, bucket) Swing circuit Pilot circuit Service valve Hydraulic cylinders No. of cylinderbore x rod x stroke Control Two speed axial piston motor with brake valve and parking brake Axial piston motor with automatic brake 330 kgf/cm 2 (4,690 psi) 330 kgf/cm 2 (4,690 psi) 360 kgf/cm 2 (5,120 psi) 240 kgf/cm 2 (3,410 psi) 35 kgf/cm 2 (500 psi) Installed Boom : 2-105 x 75 x 1,075 mm (4.1” x 3.0” x 42.3”) Arm : 1-115 x 80 x 1,188 mm (4.5” x 3.1” x 46.8”) Bucket : 1-100 x 70 x 855 mm (3.9” x 2.8” x 33.7”) Blade : 2-100 x 65 x 270 mm (3.9” x 2.8” x 10.6”) 2-PCS boom : 2-105 x 75 x 975mm(4.1” x 3.0” x 38.4”) Adjust(boom) : 1-145 x 90 x 610mm(5.7” x 3.5” x 24.0”) Fully hydrostatic type Axial piston motor, in-shoe design Planetary reduction gear 13,300 kgf (29,320 lbf) 5.3 km/hr (3.3 mph) / 3.3 km/hr (2.1 mph) 35 o (70 %) multi wet disc Pilot pressure operated joysticks and pedals with detachable lever provide almost effortless and fatigueless operation. Pilot control Traveling and steering Engine throttle External Lights Two joysticks with one safety lever (LH): Swing and arm, (RH): Boom and bucket(ISO) Two levers with pedals Electric, Dial type Two lights mounted on the boom one under the battery box Swing system Swing motor Swing reduction Swing circuit lubrication Swing brake Swing speed Coolant & Lubricant capacity (refilling) Fuel tank Engine coolant Engine oil Swing device-gear oil Final drive(each)-gear oil Hydraulic system(including tank) Hydraulic tank Undercarriage Center frame Track frame No. of shoes on each side No. of carrier roller on each side No. of track roller on each side No. of rail guides on each side Axial piston motor Planetary gear reduction Grease-bathed multi wet disc 13.6 rpm liter 270.0 24.0 15.3 2.5 3.0 210.0 124.0 US gal 71.3 6.3 4.0 0.66 0.79 55.5 32.8 R140LC-7/ R140LCD-7 X - leg type Pentagonal box type 46 1 7 1 UK gal 59.4 5.3 3.4 0.55 0.66 46.2 27.3 X-leg type center frame is integrally welded with reinforced boxsection track frames. The undercarriage includes lubricated rollers, idlers, track adjusters with shock absorbing spring and sprocket, and track chain with double or triple grouser shoes. Description R140LCM-7 Operating weight (approximate) Operating weight, including 4.6m (15’ 1”) One-piece boom, 2.5m (8’ 2”) arm, SAE heaped 0.58 m 3 (0.76 yd 3 ) backhoe bucket, lubricant, coolant, and full fuel tank, hydraulic tank and the standard equipment. Major component weight Upperstructure Counterweight 4.6m (15’ 1”)boom(with arm cylinder) Operating weight 3,620kg (7,980 lb) 2,200kg (4,850 lb) 1,030kg (2,270 lb) Shoes(Triple grouser) Operating weight Ground pressure mm (in) kg (lb) kgf/cm 2 (psi) 500 (20”) �600 (24”) 700 (28”) 800 (31”) �Standard equipment R140LC-7 R140LCD-7 R140LC-7 R140LCD-7 R140LC-7 R140LCM-7 13,790 (30,400) 14,590 (32,160) 13,980 (30,820) 14,800 (32,630) 14,210 (31,330) 16,880 (37,210) 47 2 7 1 0.43 (6.11) 0.45 (6.40) 0.36 (5.12) 0.38 (5.40) 0.32 (4.55) 0.32 (4.55) Buckets 0.23 (0.30) 0.40 (0.52) 0.52 (0.68) 0.65 (0.85) 0.71 (0.93) �0.45 (0.59) �0.55(0.72) SAE heaped m 0.46 (0.60) �0.58 (0.76) 3 (yd3 ) SAE heaped Capacity m 3 (yd 3 ) 0.23 (0.30) 0.40 (0.52) 0.46 (0.60) 0.52 (0.68) �0.58 (0.76) 0.65 (0.85) 0.71 (0.93) �0.45 (0.59) �0.55 (0.72) �: Standard backhoe bucket �: Slope finishing bucket �: Ditching bucket Arms CECE heaped 0.20(0.26) 0.35(0.46) 0.40(0.52) 0.45(0.59) 0.50(0.65) 0.55(0.72) 0.60(0.78) 0.40(0.52) 0.45(0.59) Without side cutters 520(20.5) 760(29.9) 850(33.5) 935(36.8) 1,030(40.6) 1,110(43.7) 1,205(47.4) 1,520(59.8) 1,800(70.9) Width mm (in) With side cutters 620(24.4) 860(33.9) 950(37.4) 1,035(40.8) 1,130(44.5) 1,210(47.6) - - - Weight kg(lb) 335(740) 410(900) 435(960) 460(1,010) 480(1,060) 500(1,100) 540(1,190) 410(900) 585(1,290) Boom Arm Recommendation mm(ft 1.9 (6’ 3”) . in) �4.6 (15’ 1”) 4.1 (13’ 5”) 4.9 (16’ 1”) Adjustable boom 2.1 2.5 3.0 1.9 2.1 1.9 2.1 2.5 (6’ 11”) (8’ 2”) (9’ 10”) (6’ 3”) (6’ 11”) (6’ 3”) (6’ 11”) (8’ 2”) � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �: Applicable for materials with density of 2,000 kg / m 3 (3,370 lb/ yd 3 ) or less �: Applicable for materials with density of 1,600 kg / m 3 (2,700 lb/ yd 3 ) or less �: Applicable for materials with density of 1,100 kg / m 3 (1,850 lb/ yd 3 ) or less Boom and arms are of all-welded, low-stress, full-box section design. 4.6m(15’ 1”), 4.1m(13’ 5”) mono boom and 4.9m(16’ 1”) adjustable boom and 1.90m(6’ 3”), 2.10m(6’ 11”), 2.50m(8’ 2”),3.00m(9’ 10”) arms are available. Buckets are all-welded, high-strength steel implements. Arm Bucket digging force Arm crowd force Length Weight SAE ISO SAE ISO 1.9m (6’ 3”) Digging force m(ft.in) kg(lb) kN kgf lbf kN kgf lbf kN kgf lbf kN kgf lbf 2.1m (6’ 11”) 1.90 (6’ 3”) 560 (1230) 83.4 [91] 8,500 [9,270] 18,740 [20,440] 96.1 [104.8] 9,800 [10,690] 21,610 [23,570] 74.5 [81.3] 7,600 [8,290] 16,760 [18,280] 78.5 [85.6] 8,000 [8,730] 17,640 [19,240] Note : Arm weight including bucket cylinder and linkage. �Standard arm 2.10 (6’ 11”) 580 (1280) 83.4 [91] 8,500 [9,270] 18,740 [20,440] 96.1 [104.8] 9,800 [10,690] 21,610 [23,570] 71.6 [78.1] 7,300 [7,960] 16,090 [17,550] 75.5 [82.4] 7,700 [8,400] 16,980 [18,520] �2.5m (8’ 2”) �2.50 (8’ 2”) 610 (1340) 83.4 [91] 8,500 [9,270] 18,740 [20,440] 96.1 [104.8] 9,800 [10,690] 21,610 [23,570] 61.8 [67.4] 6,300 [6,870] 13,890 [15,150] 64.7 [70.6] 6,600[7,200] 14,550 [15,870] 3.00m (9’ 10”) � � � � � � � � � 3.00 (9’ 10”) 670 (1480) 83.4 [91] 8,500 [9,270] 18,740 [20,440] 96.1 [104.8] 9,800 [10,690] 21,610 [23,570] 53.9 [59.0] 5,500 [6,020] 12,130 [13,270] 56.9 [62.1] 5,800 [6,330] 12,790 [13,950] � � � � � � � � � � � � � � � � � � Remark � � � � � � � � � [ ]: Power Boost NEW 7 SERIES ROBEX 140LC-7
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