6908 EXCAVATOR FEATURES. 131-SAE-net-hp (98 kw) turbocharged John Deere diesel. 21-ft. (6.40 m) digging. 3Q-ft. (9.14 m) reach at ground

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Clyde Gilbert
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"-- 6908 EXCAVATOR ASTEk' '. ENGNE PERFORMANCE FEATURES ' '" Nm b-ft 1 380 TOROUE- 488 :360 461 340 " 434 320 f- ::J 401 3001 W 380 280 hp kw g/kwh ib/ hph HORSEPOWER -- 140 104 120 89...J 274 0.

1 " EXCAVATOR ASTEk' '. ENGNE PERFORMANCE FEATURES ' '" Nm b-ft TOROUE- 488 : " f- ::J W hp kw g/kwh ib/ hph HORSEPOWER J ir f r-- FUELCONSUMPTON-- Z L b ENGNE SPEED-RPM >- a: "- UJ 131-SAE-net-hp (98 kw) turbocharged John Deere diesel 21-ft. (6.40 m) digging depth 3Q-ft. (9.14 m) reach at ground level To-lever, all-hydraulic pilot control of boom, crod, bucket, and 36Q-degree continuous sing Simultaneous operation of digging functions and propel Tractor track-type undercarriage ith metalfaced seals for rollers and idlers To-speed propel Standard and ide-gauge models Hydraulic track adjustment Hydrostatic drive ith independent propel motors for counterrotation / Planetary gear reduction ith multiple etdisk brakes Vandal protection MTER Litho in U.S.A. C--83 (Replaces page dated 1-81)

"'- 6908 EXCAVATOR SPECFCATONS (Specifications and design subject to change ithout notice. Wherever applicable, specifications are in accordance ith PCSA and SAE Standards.

2 "' EXCAVATOR SPECFCATONS (Specifications and design subject to change ithout notice. Wherever applicable, specifications are in accordance ith PCSA and SAE Standards. Except here otherise noted, these specifications are based on a unit equipped ith 36.in. (goomm)bucket, full fuel tank, 17 lb. (79 kg) operator and standard equipment.) Poer (@ 2400 engine rpm): SAE DN Gross 141 hp(10kw) Net hp (98 kw) 133hp (98kW) Net engine fiyheel poer is for an engine equipped ith fan. air cleaner, ater pump, lubricating oil pump, fuel pump, alternator, and muffler. The gross engine poer is ithout fan. Poer ratings are under SAE standard conditions of 00-ft. (10 m) altitude and 8'F (29.'C) temperature, and DN 6270 conditions (non-corrected). No derating is required up to 10,000 ft. (300 m) altitude. Engine: John Deere turbocharged diesel, vertical 6-cylinder, valve-in head, 4 stroke cycle Bore and stroke 4.2x4.7in.(108x121 mm) Piston displacement 404cu.in.(6.621 L) Compression ratio 1.t01 Maximum 100 rpm.376b-ft (10 Nm) (2 kg-m) NACC or AMA (U.S. Tax) horsepoer Lubrication Pressure system /full-flo filter Cooling. Fan Pressurized /thermostat and fixed bypass Bloer Aircleaner/restrictionindicator Dry Electricalsystem 12-volt/alternator Batteries (2) 6-volt.Reserve capacity: 420 minutes Hydraulic System: To open-center pumps mounted in tandem are coupled directly to the flyheel. Total flo is 84 gpm (.30 Us) at rated engine rpm. System operating pressure is 200 psi (17238 kpa) (17.7 kg/cm2). Relief valves: Boom (2) 3000 psi (20 68 kpa) (210.9 kg/cm2) 370 psi (2 86 kpa) (263.6 kg/cm2) Crod (2) 3000 psi (2068 kpa) (210.9 kg/cm2) Bucket (2) 3000 psi (20 68 kpa) (210.9 kg/cm2) Oil filtration to10-micronfiltersin returnlines Cylinders: Bore Rod Diameter Boom(2) in. (127mm) 2.7 in. (70mm) Crod and bucket in. (140 mm) 3.2 in. (83 mm) All cylinders have phenolic ear rings. Boom and crod cylinders have a built-in hydraulic cushion at each end of the stroke. Bucket cylinder has hydraulic cushion at rod end. Full-frontal hydraulic oil cooler is in front of engine coolant radiator. Operating nformation: Sing speed 7rpm Diggingdepth 21ft.(6.40m) Reach at ground level from center of rotation ft. (9.14 m) Dumping height 1ft.(4.7m) Bucket tangential digging force: 24,30, or.36 in. (610, 760 or 900 mm) bucket.2,780 lb. (11. kn) (11694 kg) 48 in. (1.22 m) bucket.30,94 lb. ( kn) (14037 kg) 60 in. (1.2m) bucket 24 or 29 n. (610 or 740 mm) 33,981 lb. (12.31 kn)(1414kg) rock bucket ,69 lb. (119.6 kn) ( kg) 3 in. (890 mm) rock bucket 29,210 lb. ( kn) (1320 kg) Arm digging force: 24,30, or 36 in. (610, 760 or 900 mm) bucket.13,290 lb. (9.7 kn) (6028 kg) 48 in. (1.22 m) bucket ,06 lb. (63.04 kn) (6380 kg) 60 in. (1.2 m) bucket ,46 lb. (64.84 kn) (661 kg) 24 or 29 in. (610 or 740 mm) rock bucket.13,47 lb. (60.40 kn) (6112 kg) 3 in. (890 mm) rock bucket ,880 lb. (62.21 kn) (6269 kg) Gradability 70percent Travel(2speed) OtoO.9mph(1.4km/h) a - - / 0 to 1.7 mph (2.74 km/h) ;:? 7z1'1 Sing Mec anism: Sing 360-degree,continuous Turntable bearing single ro, ball, internal drive Lubricated case-hardened ring and pinion gears. Undercarriage: Propel motors (one for each track).high-torque 2-speed hydraulic motors ith planetary drives. Wet multiple-disk brakes automatically release hile propelling, and apply hen stationary. ndependent drive to each track permits counterrotation. Undercarriage, car body, and track frame each track frame is a formed, reinforced U-channel. Track frames are joined by reinforced boxed car body ith sing bearing mount. Track Rollers and dlers: 9 rollers and 1 idler per track. All rollers and idlers have metal-faced seals. dlers have heavy-duty spring recoil mechanisms. Throughhardened steel slides support and guide upper track. Track Shoes: Width Shoes 24 in. (610 mm) Triple semigrousers 24 in. (610 mm) Single bar (optional) grousers 30 in. (760 mm) Triple (optional) semigrousers Ground Contact 6136 sq. in. (39 88 cm2) 6136 sq. in (39 88 cm2) 7670 sq. in. (49484 cm2) Ground Pressure 6. psi (44.8 kpa) (0.46 kg/cm2) 6. psi (44.8 kpa) (0.46 kg/cm2).2 psi (3.8 kpa) (0.37 kg/cm2) Cab: Steel, ith polyurethane acoustical treatment. Cushioned neoprene floor mat. Tinted safety glass side and rear indos. Tinted polycarbonate roof indo. Safety glass split front indo can be stored overhead. Seat: Fully adjustable, foam-cushioned seat. Controls: ' All hydraulic functions are pilot controlled for excellent metering capacity and lo operator effort. To hand levers control sing, boom, arm and bucket functions. Right and left pedals control forard, reverse, and counterrotate movements. Boom and Arm: Tapered box construction ith heat-treated steel bushings. Machined and bored after elding for accurate alignment. Servicing and Vandal Protection: Singaay service doors expose built-in-service platforms for easy access to engine and hydraulic systems. Crank-operated bolts secure service doors. Cab and access covers to fuel tank, radiator, and air filters lock ith sitch key. Capacities: U.S. Liters Fueltank 60gal Cooling system 11.2gal Enginelubrication 18qt Engine lubrication, including filter 20qt Hydraulicsystem 80gal Planetary propel drive 10qt. 9.4 Sing drive 8qt. 7. Additional Standard Equipment: Alternator charge Cab heater indicator light Countereight, center, 290 lb. (131 kg) Countereight Deluxe seat 4330 lb. (1964 kg) Electric hourmeter Engine coolant temperature gauge Engine oil pressure gauge Ether starting aid Fuel gauge Horn Hydraulic oil filter pressure arning light Hydraulic oil temperature gauge Key sitch Pilot controls Positive-position hand throttle Special Equipment: Air conditioner Countereight, 2000 lb. (910 kg) Double flanged rollers Grouser shoes, single bar, 24 in. (610 mm) Manual controls Ripper tooth, 00 lb. (230 kg) Semigrouser shoes, triple, 30 in. (760 mm) Side cutter attachments for rock bucket Track guides Windo protection kit.. '--""'" "-.J B-2

3 , EXCAVATOR SPECFCATONS "--" 2 fl. 11 in. (889 mm) 10f1.1O1n. (3.30m) '--'" 8ft.in. -+ (2.7m) 29ft. 6 in. (8.99m) 21 fl. 1 in. (6.43 m) "Buckets: High-strength steel, ribbed and plated bottom section '---" Nominal 24 in. (610 mm) 30 in. (760 mm) 36 in. (900 mm) 48 in. (1.22 m) 60 in. (1.2 m) 24 in. (610 mm) rock 29 in.(740mm)rock 3 in. (890 mm) rock Bite Width 2.4 in. (64 mm) 31.4 in. (798 mm) 37.4 in. (90 mm) 49.4 in. (1.2 m) 60.0 in. (1.2 m) 26.0 in. (660 mm) 31.0 in. (787 mm) 37.0 in. (940 mm) SAE 9/16 cu. yd. (0.43 mj) 'l'8 cu. yd. (0.67 mj) 1 cu. yd. (0.76 mj) 13/8cu. yd. (1.0 mj) Capacity - -- Struck V2 cu. yd. (0.38 mj) 0/8cu. yd. (0.48 mj) 'l'8 cu. yd. (0.67 mj) Y2 cu. yd. (0.38 mj) Weight 1000 lb. (44 kg) 1100 lb. (00 kg) 1380 lb. (626 kg) 100 lb. (680 kg) 12 lb. (692 kg) '--" "See bucket selection chart page 4. Weights: Operating eight, excavator less bucket: Standard gauge """""""""""""'" Widegauge... Upper structure (ithout boom and undercarriage). Undercarriage: 24 in. (610 mm) shoes in.(760mm)shoes... Boom less cylinder... Arm less cylinder, in. (2.7 m) """""" Boomcylinder(2)... Arm cylinder... Bucketcylinderpluslinkage... Countereight... Countereight, optional... lb. 38,300 38,700 12,470 1,80 16,030 2,00 1, ,330 2,000 kg Digging Depth and Rliich: z W : «lb i Feet Meters 20Je 'J 10: :2 10j: '-../ feet meters 1! k---J. J. 4 e B-3

6908 EXCAVATOR --.,,-, Lfting Capacities: Ratings at bucket 11fthook, machine situated on firm, level, uniform supporting surface. Total load includes eight of cables, hooks, etc.

4 6908 EXCAVATOR --.,,-, Lfting Capacities: Ratings at bucket 11fthook, machine situated on firm, level, uniform supporting surface. Total load includes eight of cables, hooks, etc. Boldface type ndicates hydraulic-limited capacities, lightface type indicates stability-limited capacities, in lb. (kg). Figures do not exceed 87 percent of hydraulic capacities or 7 percent of eight needed to tip machine. Add 1 percent to stability-limited capacities hen optional 2000-lb. (910 kg) countereight s used. BOOM lifting, over front or rear, arm holding Horizontal distance lrom 10 t. 1 t. 20 ft. 2 ft. 30 t. centerline 01 rotation: (3.0 m) (4.7 m) (6.10 m) (7.62 m) (9.14 m) 1 ft. (4.7 m) o 4,260 lb. (1934 kg) 10 ft. (3.0m),360 lb. (2433 kg) 4,710 lb. (2138 kg) ft. (1.2m) _.L 9,230 lb. (4190 kg) 6,390 lb. (2901 kg),20 lb. (2384 kg) 4,210 lb. (1911 kg) Ground level 13,910 lb. (631 kg) 10,630 lb. (4826 kg) 7,260 lb. (3296 kg),680 lb. (279 kg) - ft. (-1.2 m) 17,60 lb. (7972 kg) 10,970 lb. (4980 kg) 7,700 lb. (3496 kg),810 lb. (2638 kg) -10 ft. (-3.0 m) 16,140 lb. (7328 kg) 10,380 lb. (4713 kg) 7,360 lb. (3341 kg) -1 ft. (-4.7 m) 12,340 lb. (602 kg) 7,820 lb. (30 kg) ARM lifting, over front or rear, boom holding. Horizontaldistancelrom 10 ft. 1 ft. 20 ft. 2 t. 30 t. centerline01rotation: (3.0 _ m) (4.7 m) (6.10 m) (7.62 m) (9.14 m) 1 ft. (4.7 m) 6,460 lb. (2933 kg) 10 ft. (3.0m) 9,440 lb. (4286 kg) 7,070 lb. (3210 kg) t. (1.2m)..L 14,830 lb. (6734 kg) 9,0 lb. (4336 kg) 6,770 lb. (3047 kg) 3,320 lb. (107 kg) Ground level 11,320 lb. (139 kg) 14,30 lb. (616 kg) 9,230 lb. (4191 kg) 6,90 lb. (2992 kg) - ft. (-1.2 m) 17,160 lb. (7791 kg) 14,270 lb. (6480 kg) 9,110 lb. (4137 kg) 6,30 lb. (296 kg) -10 ft. (-3.0 m) 26,300 lb. ( kg) 14,460 lb. (666 kg) 9,210 lb. (4128 kg) -1 ft. (-4.7 m) 20,900 lb. (9489 kg) 13,20 lb. (6138 kg) BOOM lifting, over the side, arm holding, standard gauge, upper structure 90 degrees to tracks. Horizontal distance rom 10 ft. 1 ft. 20 ft. 2 ft. 30 t. centerline 01rotation: (3.0 m) (4.7 m) (6.10 m) (7.62 m) (9.14 m) o 1 ft. (4.7 m) 4,260 lb. (1934 kg) 10ft. (3.0m),680 lb. (279 kg) 4,130 lb. (1873 kg) t. (1.2 m) "'-'..L 8,260 lb. (370 kg),490 lb. (2493 kg) 3,860 lb. (172 kg) 2,840 lb. (1289 kg) Ground level 13,910 lb. (631 kg) 7,80 lb. (364 kg),190 lb. (236 kg) 3,700 lb. (1680 kg) - ft. (-1.2 m) 14,610 lb. (6633 kg) 7,790 lb. (337 kg),090 lb. (2311 kg) 3,640 lb. (163 kg) -10 ft. (-3.0 m) 1,020 lb. (6819 kg) 7,940 lb. (360 kg),180 lb. (232 kg) -1ft. (-4.7m) 1,760 lb. (71 kg) 8,386 lb. (380 kg) ARMlifting, over the side, boom holding, ide gauge, upper structure 90 degrees to tracks. Horizontal distance lrom 10ft. 1 ft. 20 ft. 2 ft. 30 ft. centerline 01rotation: (3.0 m) (4.7 m) (6.10 m) (7.62 m) (9.14 m) 1 ft. (4.7 m),470 lb. (2483 kg) 10 t. (3.0 m) 7,340 lb. (3332 kg),340 lb. (242 kg) t. (1.2 m) =-pi.l 10,830 lb. (4917 kg) 7,130 lb. (3234 kg),060 lb. (2297 kg) 3,780 lb. (1716 kg) Ground level 13,910 lb. (631 kg) 10,400 lb. (4722 kg) 6,820 lb. (3096 kg) 4,890 lb. (2220 kg) - ft. (-1.2 m) 17,60 lb. (7972 kg) 10,330 lb. (4690 kg) 6,720 lb. (301 kg) 4,830 lb. (2193 kg) -10 ft. (-3.0 m) 20,70 lb. (9339 kg) 10,00 lb. (4767 kg) 6,810 lb. (3092 kg) -1 ft. (-4.7 m) 20,900 lb. (9489 kg) 10,960 lb. (4976 kg) 690B BUCKET SELECTON CHART RECOMMENDED BUCKET SZE- Standard Arm Lb/Yd3 kg/m3 Material Regular Duty Heavy Duty Wood Chips cu. yd. 3.83m Peat Dry 4. cu. yd. 3o44m Peat Wet 3 cu. yd. 2.3 m Cinders 2. cu. yd. 1.9m Topsoil 1.8 cu. yd. 104m Earth Dry Loam 1.38 cu. yd. 1m Sand Dry 1.38 cu. yd. 1m3 1 cu. yd. 0.77m Coal Natural Bed 1.21 cu. yd. 0.93m3 1 cu. yd. 0.77m Earth Moist Loam 1.12cu.yd. 0.93m cu. yd. 0.67m Sand Gravel Dry 1.12cu.yd. 0.93m cu. yd. 0.67m Sand Moist 1.12 cu. yd. 0.93m cu yd. 0.67m Sand Wet 1 cu. yd. 0.77m3 0.7 cu. yd. 0.7m Shale 1 cu. yd. 0.77m3 0.7 cu. yd. 0.7m Limestone Broken cu. yd. Oo47m Clay Wet 0.88 cu. yd. 0.67m cu. yd. Oo47m Rock Granite cu. yd. Oo47m3 Blasted 'Contact your John Deere dealer for optimum bucket selection. The use of larger than recommended buckets in heavy materials and tough digging conditions should be thoroughly analyzed for digging force and load capacity. Bucket capacity indicated is SAE heaped. '---" '--./ " r-- ' /

5 . :-/ 6908 EXCAVATOR '--' 6908 Excavator less boom, arm, bucket linkage, hydraulic cylinders and bucket. '6908 Excavator upper structure only complete ith cab, hydraulics, valves, etc., boom, arm, bucket linkage, hydraulic cylinders, upper toer assembly and sing bearing. Less craler undercarriage, tracks, bucket, loer toer assembly and rotary manifold. - ) ' / '6908 Excavator upper structure complete ith cab, hydraulics, valves, upper toer assembly and sing bearing. Less craler undercarriage tracks, boom, arm, bucket linkage, hydraulic cylinders, bucket, loer toer assembly and rotary manifold. 'Note: Loer toer assembly and/or rotary manifold can be ordered separately if required in combination ith these options only. /

892D-LC EXCAVATORLONG FRONT

892D-LC EXCAVATORLONG FRONT 92D-LC EXCAVATORLONG FRONT = ="" ro Model shon may include options. FEATURES ENGNE PERFORMANCE Nm trft 9SAEnet hp (kw) turbochargedohn Deere diesel engine hp TORQUE : cr 7 2 tu 7 galh. "" 3 : 3... 22.