651E, 657E Wheel Tractor-Scrapers Engines All Caterpillar engines are built to excel in even the most demanding jobs.

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1 ngines All Caterpillar engines are built to excel in even the most demanding jobs. 1/7 Tractor Four-stroke cycle, 1 cylinder 31 turbocharged and aftercooled diesel engine. Variable horsepower Ratings at 1900 rpm* Gross power kw hp Gears Gears Net power Gears Gears The following ratings apply at 1900 rpm when tested under the specified standard conditions for the specified standard: Net power kw hp PS Caterpillar 10 0 ISO C 0/ SA J139 0 DIN Dimensions Bore 137 mm. in Stroke 1 mm.0 in Displacement 7.0 liters 19 cu in 7 (Scraper only) Four-stroke cycle, cylinder 30 turbocharged and aftercooled diesel engine. Variable horsepower Ratings at 1900 rpm* Gross power kw hp Gears Gears Net power kw hp Gears Gears The following ratings apply at 1900 rpm when tested under the specified standard conditions for the specified standard: Net power kw hp PS Caterpillar 9 00 ISO C 0/ SA J DIN Dimensions Bore 137 mm. in Stroke 1 mm.0 in Displacement 1.0 liters 1099 cu in *Power rating conditions based on standard air conditions of C (77 F) and 99 kpa (9.3 in Hg) dry barometer used 3, API gravity fuel having an HV of 70 kj/kg (1,390 Btu/lb) when used at 30 C ( F) [ref. a fuel density of 3.9 g/ (7.001 lb/ U.S. gal)] net power advertised is the power available at the flywheel when the engine is equipped with fan, air cleaner, muffler and alternator no derating required up to 100 m (000 ft) altitude fuel system delivers fuel economy through Hydraulically actuated, lectronically controlled Unit Injectors (HUI) electronic control provides precise speed governing, active and logged diagnostic codes, cold start-up mode, low oil pressure warning/derate and high temperature warning/derate integral inlet manifold porting with two intake and two exhaust valves per cylinder with valve rotators cam-ground and tapered aluminumalloy pistons with three keystonedesigned rings; cooled by oil spray steel-backed, copper-bonded, aluminum bearings, through-hardened crankshaft journals pressure lubricated with full-flow filtered and cooled oil dry-type air cleaner with primary and secondary elements -volt direct-electric starting system; tractor has 7 amp alternator with four 1-volt 100 amp-hour batteries, scraper has 3 amp alternator with four 1-volt 100 amp-hour batteries standard ether starting aid convenient sampling valve for obtaining oil sample for S O S analysis (for both tractor and scraper)

2 Transmission ight-speed automatic power shift. Steering Full hydraulic power steering. 1, 7 Maximum travel speeds km/h mph Forward Reverse Tractor and Scrapers (7) single-lever shift control torque converter multiplies torque in first, second and reverse for higher rimpull and fast hydraulics when loading and dumping third through eighth gears are direct drive for maximum efficiency on haul roads all shifts up or down from second to gear selected are automatic push-button switch on the bowl control holds transmission in any gear microprocessor monitors output shaft speed and can override control to shift up or down one gear to ensure proper engine rpm lectronic Programmable Transmission Control System Intermittent Fault Detector, neutral coast inhibitor and top gear control Individual Clutch Modulation (ICM) for fast, smooth shifts and improved serviceability Scraper (7 only) shifting is synchronized to tractor transmission by solid-state electronic switching Ratings 1 Width required for curb-to-curb 10 turn, right 13. m '" Width required for curb-to-curb 10 turn, left 1.3 m 7'" Steering angle left 90 right Hydraulic output at 000 rpm and 900 kpa (1000 psi) 79 liters/min 1. gpm Ground-driven secondary steering (optional) system at km/h (1 mph) 3 liters/min 1. gpm Ratings 7 Width required for curb-to-curb 10 turn, right 13. m '" Width required for curb-to-curb 10 turn, left 1.73 m '" Steering angle left 90 right Hydraulic output at 000 rpm and 900 kpa (1000 psi) 79 liters/min 1. gpm Ground-driven secondary steering (optional) system at km/h (1 mph) 3 liters/min 1. gpm Differential Control Caterpillar differential lock. Tractor helps prevent drive wheels from spinning in poor underfoot conditions allows normal differential action when not engaged Scraper (7 only) automatic locking type Final Drives Planetary final drives and full-floating axles. remove independently of wheel mounting for easy service double-row roller bearings are service-free protected with Duo-Cone Floating Ring Seals two double-acting hydraulic cylinders hydraulic follow-up system for automotive feel positive, modulated flow control for constant steering response optional supplemental steering system is ground-driven and provides hydraulic power for steering if needed optional supplemental steering system meets SA J111 (FB9) requirements

3 Cushion Hitch and Gooseneck Parallelogram-type linkage connects two-piece hitch. Brakes Meet the following standards: OSHA, MSHA, SA J173 OCT90, ISO (). Cab Caterpillar cab and Rollover Protective Structure (ROPS) are standard in North America, urope and Japan. vertically mounted hydraulic cylinder transfers road shocks to two nitrogen accumulators controlled oil flow dampens rebound oscillation leveling valve automatically centers piston in cylinder for all scraper loads cushion ride lock down control for positive cutting-edge down pressure when loading or spreading cushion hitch makes extensive use of steel castings, adding strength and eliminating many welded joints double-kingbolt design withstands high external forces, allows easy installation and removal box-section gooseneck reduces plate and weld stresses fabricated draft tube and cast center section wide-mounted bowl lift cylinders Service brake features air-applied and spring-released cam-operated expanding-shoe type Parking brake features uses service brakes spring-applied and air-released manually applied with button on dash Secondary brake features uses service brakes spring-applied and air-released can be manually applied with button on dash automatically applied if service air pressure drops to 7 kpa (0 psi) audible and visual action alert indicators inform operator when service air pressure drops to 1 kpa (0 psi) ROPS meets the following criteria: SA J30a SA J100 APR ISO 371-1:19, ISO 371:199 also meets the following criteria for Falling Objects Protective Structure: SA J31:JAN1 ISO evel 39:199 Sound exposure When properly installed and maintained, the cab offered by Caterpillar, when tested with doors and windows closed as per work cycle procedures specified in ANSI/SA J11 MAY90, results in an operator sound exposure eq (equivalent sound pressure level) of db(a) for both the 1 and 7. This A-weighted sound exposure level can be used in conjunction with OSHA, MSHA and C Occupational Noise xposure Criteria. The exterior sound pressure level for the standard machine per the standard SA J JUN, mid-gear-moving mode, is db(a) for the 1 and. db(a) for the 7. Tires For 1 and 7. Standard 0./7 R39** Radial Steel cord Optional 37. R39** Radial Steel cord Note: In certain applications the scraper s productive capabilities might exceed the tires metric tons-km/h (ton-mph) capabilities. Caterpillar recommends you consult a tire supplier to evaluate all conditions before selecting optional tires. Controls Three levers for actuation. bowl raise, hold and lower ejector dump, hold, return and detented return apron raise, hold, lower, detented float auger activation switch

4 Weights (approximate) Model 1 7 Standard Push-Pull Shipping, with ROPS cab and 10% fuel Tractor kg 7,7 lb kg 7,7 lb kg 7,19 lb Scraper 9 0 kg,991 lb 3 0 kg 1,307 lb 3 30 kg,7 lb Total 0 00 kg 13,717 lb 7 00 kg 19,03 lb kg 17,3 lb Operating, with ROPS cab, full fuel tanks and operator mpty, front axle % 0% 0% 0 1 kg,0 lb 1 7 kg 91,37 lb 3 71 kg 9,37 lb mpty, rear axle 3% 0% 0% kg,300 lb 7 31 kg 0,91 lb 9 13 kg,9 lb Total 1 1 kg 13,70 lb 9 07 kg 1,90 lb 7 7 kg 10,3 lb oaded, based on a rated load of: 7 17 kg 10,000 lb 7 17 kg 10,000 lb 7 17 kg 10,000 lb Front axle 3% 1% 1% 7 00 kg 1,3 lb 9 kg 130,70 lb 1 1 kg 13,9 lb Rear axle 7% 9% 9% kg 11,17 lb 93 kg 1, lb 1 kg 19, lb Total kg 3,70 lb 11 1 kg,90 lb kg,3 lb Hydraulics Open centered, full-flow filtered hydraulic circuits powered by vane-type pumps. Model 1 7 Double-acting bowl cylinders () Dimensions: bore 3 mm 9." 3 mm 9." stroke 90 mm 37." 90 mm 37." Double-acting apron cylinder (1) Dimensions: bore 3 mm 9." 3 mm 9." stroke 70 mm 9.9" 70 mm 9.9" Double-acting ejector cylinder: for 7/1 Dimensions: bore 197 mm 7.7" *197 mm 7.7" to 1 mm.0" to 1 mm.0" stroke 19 mm 7." 19 mm 7." Output at 000 rpm: Steering circuit 3 liter/min 11 gpm 3 liter/min 11 gpm Scraper circuit 79 liter/min 13 gpm 79 liter/min 13 gpm Cushion hitch circuit 3.3 liter/min 10 gpm 3.3 liter/min 10 gpm Optional supplemental steering circuit 3 liter/min 1. gpm 3 liter/min 1. gpm Relief valve settings for: Steering circuit kpa 190 psi kpa 190 psi Implement circuit kpa 000 psi kpa 000 psi Cushion hitch circuit 1 00 kpa 0 psi 1 00 kpa 0 psi * double acting, two stage cylinders

5 Dimensions All dimensions are approximate. A B C D F G J O I H K N M Dimension/Model 1 7 A Overall machine width 3 mm 1'3" 3 mm 1'3" B Tractor width 300 mm 11'10" 300 mm 11'10" C Width to center of rear tires 10 mm 9'3" 10 mm 9'3" D Width to inside of bowl 3 mm 1'1" 3 mm 1'1" Width to outside of bowl (Shipping width) 391 mm 1'10" 391 mm 1'10" F Overall shipping height 710 mm 1'" 710 mm 1'" G Height to top of exhaust stack 393 mm 1'11" 393 mm 1'11" H Ground Clearance (Tractor) mm '1" mm '1" I ength to front of machine from front axle 3770 mm 1'" 3770 mm 1'" J Axle to vertical hitch pin 0 mm '0" 0 mm '0" K Maximum scraper blade height 0 mm '3" 0 mm '3" Wheelbase 9973 mm 3'9" 9973 mm 3'9" M Overall machine length 1 17 mm 3'1" 1 17 mm 3'1" N ength to rear of machine from rear axle 3 mm '0" 3 mm '0" O Maximum bail length for push-pull 13 mm '1"

6 Scraper Bowl High-carbon steel, box construction. Model 1/7 Maximum depth of cut 0 mm 17.3" Width of cut, outside router bits 3 mm 1'7" Maximum rated load 7 17 kg 10,000 lb Heaped, SA rating 33. m 3 yd 3 Struck, SA rating. m 3 3 yd 3 Maximum ground clearance (cutting edge) 0 mm." Cutting edge dimensions Center section nd section 3 x x 1 mm 1.3" x 19" x 71.7" 3 x 0 x 90 mm 1.3" x 1" x 3.7" Thickness of optional cutting edge mm 1." Maximum available hydraulic penetration force at cutting edge (empty) kn 11,000 lb Maximum depth of spread 0 mm 0" Apron opening with bowl 10 mm ( in) above ground level 30 mm 9" Apron closure force, cutting edge fully raised and apron opened 300 mm (1 in) 17 kn 39,00 lb Service Refill Capacities Model 1/7 1 7 Tractor Scraper Scraper Gallon Gallon Gallon Fuel tank Crankcase 1 1 Transmission Differential Final drive, each side 3 30 Cooling system Hydraulic system Wheel coolant, each

7 Standard quipment Standard and optional equipment may vary. Consult your Caterpillar dealer for specifics. Air horn Air line dryer Alternator (3 amp for scraper) (7 amp for tractor) Back up alarm Batteries, four, 1-volt, maintenancefree, on tractor and scraper Bowl control valve, quick drop Brake shields Cab, ROPS, sound suppressed, with heater and air conditioner Crankcase guard Control lever, combination apron and bowl Cushion hitch, electronically controlled Dash lights Differential lock Downshift inhibitor lectric starting (-volt) Dry-type air cleaner lectric hour meter lectronic Programmable Transmission Control II MS action alert system ngine shut-off, ground level ther starting aid, automatic Fast oil change system Fuel system, fast fill Flood light, cutting edge Guard, scraper bowl overflow Halogen lamps Heater, engine coolant aminated Thermo-Shield Muffler Overspeed lamp Parking brake Radio compatible wires Rear-mounted floodlight Rearview mirrors Retarder, hydraulic, tractor and scraper Safety glass windshield Seat belt Secondary braking system Servo-steering and hydraulic system S O S oil sampling valves for engine, transmission and hydraulic systems Starting receptacle Stop/tail lights Suction fan Suspension seat Throttle lock Throttle, back-up Tilt steering column Tires, 0./7 R39** Transmission, automatic, eight-speed Transmission hold switch Turn signals Vandalism protection locks Windshield wiper and washer, front and rear Optional quipment With approximate changes in operating weights. Model 1/7 Air conditioner removal 1 kg 3 lb Supplemental steering 103 kg lb Tires, set of two, tractor or scraper 37.R39 7 kg 00 lb

8 Gradeability/Speed/Rimpull To determine gradeability performance: Read from gross weight down to the percent of total resistance. Total resistance equals actual percent grade plus 1% for each 10 kg/metric ton (0 lb/ U.S. ton) of rolling resistance. From this weight-resistance point, read horizontally to the curve with the higest obtainable gear, then down to maximum speed. Usable rimpull will depend upon traction available and weight on drive wheels. Rimpull kg x lb x kg x lb x Gross Weight 37.R39 Tires 7 1 VHP 1 30% % 0% 1% 1% 10% % % % % 3% % Total Resistance (Grade plus Rolling Resistance) mph km/h 1 1st Gear Torque Converter Drive nd Gear Torque Converter Drive 3 3rd Gear Direct Drive th Gear Direct Drive th Gear Direct Drive th Gear Direct Drive 7 7th Gear Direct Drive th Gear Direct Drive Speed mpty 1 1 kg (13,70 lb) oaded kg (3,70 lb) Rimpull kg x lb x kg x lb x Gross Weight 37.R39 Tires VHP 30% % 0% 1% 1% 10% % % % % 3% % Total Resistance (Grade plus Rolling Resistance) mph km/h 1 1st Gear Torque Converter Drive nd Gear Torque Converter Drive 3 3rd Gear Direct Drive th Gear Direct Drive th Gear Direct Drive th Gear Direct Drive 7 7th Gear Direct Drive th Gear Direct Drive Speed mpty 9 07 kg (1,90 lb) oaded 11 1 kg (,90 lb)

9 Retarding To determine retarding performance: Read from gross weight down to the percent effective grade. (ffective grade equals actual percent grade minus 1% for each 10 kg/metric ton (0 lb/u.s. ton) of rolling resistance). From this weighteffective grade point, read horizontally to the curve with the highest obtainable speed range, then down to maximum descent speed the retarder can properly handle lb x Retarding Gross Weight 37.R39 Tires kg x % 7 % 0% 1% 10% % 1% ffective Grade (Grade minus Rolling Resistance) km/h rd Gear Direct Drive th Gear Direct Drive th Gear Direct Drive th Gear Direct Drive 7 7th Gear Direct Drive th Gear Direct Drive Speed 7 Retarding Gross Weight 37.R39 Tires mph mpty 1 1 kg (13,70 lb) oaded kg (3,70 lb) lb x kg x % % 0% 1% 10% % 1% ffective Grade (Grade minus Rolling Resistance) km/h rd Gear Direct Drive th Gear Direct Drive th Gear Direct Drive th Gear Direct Drive 7 7th Gear Direct Drive th Gear Direct Drive Speed mph mpty 9 07 kg (1,90 lb) oaded 11 1 kg (,90 lb)