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Resumen del manual
(2860 kg) standard operating weight 9 ft. 4 in. (2.85 m) maximum digging depth 14 ft. 11 in. (4.54 m) maximum reach at ground S--"* level Excavator track-type undercarriage with hydraulic track adjustment—1.24 mph (2.0 km/h) maximum travel speed 50-degree pivot boom, left and right, allows tight-quarters digging and adds versatility Standard dozer blade for backfilling and leveling Standard walk-through canopy allows easy operator station access—optional high-visibility cab provides all-weather comfort Exceptionally quiet operation Easy daily maintenance Model shown may include options. Litho in U.S.A. T-4-86 8-30 30 EXCAVATOR SPECIFICATIONS Specifications and design subject to change without notice. Wherever applicable, specifications are in accordance with PCSA and SAE Standards. Except where otherwise noted, these specifications are based on a unit with canopy (TOPS). 0.10 cu. yd. (.08 m3) bucket, dozer blade, full fuel tank, 175-lb. (80 kg) operator and standard equipment. Rated Power @ 2350 rpm: Net................... SAE 24 hp (18 kW) DIN 6270 18 kW Net engine power is with standard equipment including air cleaner, exhaust system, alternator, and cooling fan, at standard conditions per SAE J1349 and DIN 6270, using No. 2-D fuel @ 35 API gravity. No derating is required up to 5000 ft. (1500 m) altitude Engine: Yanmar 3TN82-RJB Type ................4-stroke cycle, naturally aspirated diesel Bore and stroke................. 3.23 x 3.39 in. (82 x 86 mm) No. of cylinders.......................................3 Displacement ..........................83 cu. in. (1.362 L) Compression ratio..............................18.06 to 1 Maximum net torque @ 1600 rpm .... 65 Ib-ft (88 Nm) (9.0 kg-m) Lubrication .................Pressure system w/full flow filter Cooling fan .................................Blower type Air cleaner w/restriction indicator and safety element.......Dry Electrical system .......................12 volt w/alternator Battery (12 volt)...............Reserve capacity: 120 minutes Hydraulic System: Open Center Three section gear pump and two control valves (6- and 2-spool) provide independent and combined operation of all functions. Main pumps..........................3-section gear pump Max. oil flow ........................25.1 gpm (95 L/min) System operating pressure ... 2130 psi (14 700 kPa) (150 kg/cm2) Relief valves: Boom ..................2700 psi (18 615 kPa) (190 kg/cm2) Arm ...................2700 psi (18 615 kPa) (190 kg/cm2) Bucket .................2700 psi (18 615 kPa) (190 kg/cm2) Dozer blade...............2200 psi (15 170 kPa) (155 kg/cm2) Boom swing...............2130 psi (14 700 kPa) (150 kg/cm7) Travel....................2130 psi (14 700 kPa) (150 kg/cm2) Swing.................... 1780 psi (12 270 kPa) (125 kg/cm2) Oil filtration: One suction filter One 10-micron full flow return filter with bypass Auxiliary valve: (optional) Maximum flow.........................9 gpm (34 L/min) Operating pressure .......2130 psi (14 700 kPa) (150 kg/cm2) Cylinders: Bore Rod Diameter Stroke Boom (1) ........... 3.2 in. 1.6 in. 23.8 in. (80 mm) (40 mm) (605 mm) Arm (1)............. 3.0 in. 1.6 in. 23.6 in. (75 mm) (40 mm) (600 mm) Bucket (1)........... . 2.8 in. 1.6 in. 20.1 in. (70 mm) (40 mm) (510 mm) Boom swing (1) ...... 2.8 in. 1.6 in. 14.0 in. (70 mm) (40 mm) (355 mm) Dozer blade (1) ...... . . 3.5 in. 2.0 in. 7.3 in. (90 mm) (50 mm) (186 mm) All cylinders are ground, heat-treated, chrome-plated and polished. Boom cylinder rod end has a built-in hydraulic cushion. Swing Mechanism: Swing speed...................................0-10 rpm Swing lock.........................Manual for transporting Turntable bearing .............................Single-row, shear-type ball bearing with induction-hardened, lubricated internal gear and pinion. Undercarriage: Propel motors (one for each side)........Axial-piston hydraulic motors with planetary drives. Hydraulic brake valve. Independent drive to each track permits counterrotation. Dozer blade ..........14 in. (350 mm) high, 5 ft. (1.52 m) wide Track Frame.....................Heavy-duty undercarriage frame with all-welded, stress-relieved construction. Side frames welded to track frame. Tracks and Rollers .............Track chain with heat-treated connecting pins. Permanently lubricated track rollers, idlers, and sprockets with floating seals. Hydraulic track adjustment with shock absorbing recoil springs. Upper rollers (each side) ...............................1 Lower rollers (each side) ...............................4 Track shoes (each side) ...............................40 Track shoe type ...........................Double grouser Canopy: Walk-through canopy allows access to operator’s station from either side. Canopy frame is a tip-over protective structure (TOPS) with steel roof for operator protection. Both right and left control stands can be locked to pre...