RM-350BAll-Wheel DriveReclaimer/Mixer

Operating Weight (with open platform)

with reclamation rotor 24 350 kg 53,680 lb

with universal rotor 23 810 kg 52,500 lb

with stabilization rotor 21 865 kg 48,270 lb

Cat 3406C DITA Turbocharged Diesel Engine

Gross Power 373 kW 500 hp

Rotor Width (maximum) 2438 mm 96"

Rotor Depth (maximum) 508 mm 20"

2Reliability, Serviceability and Comfort in a Durable Package The RM-350B All-Wheel Drive has been designed to offer enhanced productioncapabilities, simplified service and exceptional operator comfort.

EngineCat 3406C Turbocharged Diesel Enginedelivers 373 kW (500 hp) and is builtfor performance and reliability withoutsacrificing fuel economy.Page 4

Operators StationErgonomic design emphasizes comfort,visibility and easy operation. The fullyadjustable seat and steering column arepositioned to provide an optimaloperating position. Machine controlsare grouped and conveniently located toenhance operator productivity andreduce fatigue. Sound absorbing floormats reduce sound and machinevibration transmitted to the operator.Page 4

Improved machine flexibility

With the new universal rotor option, the RM-350Ball-wheel drive is able to work in both full depthreclamation and soil stabilization using the samerotor and cutting tools.

4 New feature

3Dual Propel PumpsThe dual pump propel system providesa separate balanced hydraulic flow toboth the rear drive wheels and the frontdrive axle. This system enables theoperator to achieve superior tractiveeffort for those applications that requiremaximum depth soil stabilization highin moisture content.Page 7

Rotor DriveA Caterpillar powershift transmissiondrives the rotor and provides three rotorspeeds for maximum performance in avariety of materials and cutting depths.Page 6

Mixing ChamberThe newly designed rotor hood hasbeen strengthened to reduce flexingduring tough conditions. The side platearea where the wear-resistant side skiattaches to the rotor housing is now aone-piece design and part of the rotorhousing. Gussets have also been addedin various areas around the hood forincreased strength.Page 6

ServiceabilityThe newly designed rotor hood tiltsforward to allow access to the rotor andcutting tools. Ground level side accessdoors on the rotor hood providesconvenient access for easy cutting toolremoval and replacement. A site gaugehas been added to the rotor bearing oilreservoir to allow operators andmechanics the ability to easily view oillevels in the reservoir. Hinged servicedoors open wide for access to powertrain and rotor drive components.Page 8

Rotor OptionsWith a choice of three rotor options, theRM-350B can be configured fordifferent applications and depthspecifications. The new universal rotorcan be used for either reclamation orsoil stabilization which dramaticallyimproves the flexibility of the RM-350B.The breakaway reclamation rotor isdesigned primarily to pulverize asphaltlayers. The quick change stabilizationrotor is designed for soil stabilization.Page 9

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4Caterpillar 3406C Turbocharged Diesel EngineIndustry-proven Caterpillar technology designed to provide unmatched performance,reliability and fuel economy.

Operators StationErgonomic design emphasizes comfort, visibility and easy operation. The fully adjustableseat is positioned to provide an optimal operating position.

Caterpillar four-stroke cycle enginesblend power and efficiency.

Direct-injection fuel system withindividual adjustment-free injectionpumps and valves.

Turbocharger reacts to load demandswhile delivering full rated power up to1525 m (5000') elevation.Three-ring aluminum-alloy pistonscam-ground, tapered and cooled by oilspray.

Steel-backed, copper bonded aluminumbearings.

High carbon steel alloy crankshaft withhardened journals.Pressure lubrication with full-flowfiltered oil and heat exchanger oil cooler.

Belt driven blower-type fan distributesair straight up via the front louver grilland blows it away from the operatorand working surface.

Convenient controls are located foreasy one-handed control while seated.

Comfortable and durable seat is fullyadjustable with flip-up arm rests.Positioned at an angle to facilitateoperation in forward or reverse.

Speed and direction lever with centerdetent for forward/reverse operationand variable machine speed.

Adjustable steering column offerstelescoping and tilting features toprovide a comfortable operatingposition.

Steering control provides four steeringmodes for maneuvering in tightquarters: front steer only, crab steer,coordinated steer and rear steer only.

Uncluttered platform and flat deck withclear visibility to both sides of themachine. Sound absorbing floor mats.

5Operational ControlsAll controls, switches and gauges are positioned to maximize comfort and productivity.Easy to reach controls minimize operator fatigue.

Clear instrumentation includes gaugesfor engine oil pressure, engine coolanttemperature, rotor drive transmission oiltemperature, fuel level and engine rpm.

Clear front console displays for propelgear selection, rotor gear selection,rotor depth and propel ground speed.

Smart Electronic Monitoring System(SEMS) constantly monitors inputsignals from sensors and switches invarious machine systems with sixmodes of operation. Alerts the operatorif a problem does occur with threelevels of warning.

Four-position switch for propel speedselection.

Load control selection switch tocontrol propel speed manually orautomatically by the ECM.

Control switches for rotor height anddepth, rotor speed, steering and rotorhood functions.

Electronic Control ModuleReliable Caterpillar technology that makes machine operation simple and self-diagnosticssimplifies troubleshooting.

Reliable Caterpillar technologyachieves maximum productivity andsimplifies troubleshooting.

Electronic Control Module (ECM)receives input signals from sensors inthe engine, propel, steering and rotordrive systems which monitor currentoperating conditions.

Self-diagnostics provides informationfor troubleshooting and alerts theoperator of potential system problems.

Automatic load control adjusts propelspeed so that engine speed ismaintained at no less than 1800 rpm.Machine always works at peakefficiency for maximum output.

Automatic rotor depth control providesconsistent quality and performance.

1 Load Control Selection Switch

2 SEMS Panel

3 Rear Wheel Drive Switch

4 Rotor Speed Selector Switch

5 Propel Speed Selector Switch

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6Rotor DriveMaximum production with high reliability. A Caterpillar powershift transmission providesthree rotor speeds for maximum performance in a variety of materials and cutting depths.

A Cat powershift transmission drivesthe rotor and is sized to handle toughcutting and deep mixing.

Heavy-duty gear reducers with fourplanetary carriers provide excellentrotor drive reliability.

Rugged drive chains provide efficient,continuous power to the rotor. Singlestrand heavy-duty chain resistsbreakage.

Three rotor speeds for maximumperformance in a variety of materialsand cutting depths.

Rotor engagement locked out unlessengine speed is between 1000 - 1200rpm. Second and third rotor speeds canbe attained only by shifting up fromfirst after the rotor is engaged.

Heavy-duty shear disc or optionaltorque limiter protects rotor drivecomponents from torsional stress andshocks.

Mixing ChamberMixing chamber is a heavy-duty hood with large volume to handle deep mixing. Assuresdepth control, proper sizing and thorough blending of reclaimed materials.

Mixing chamber allows rotor to movedown independently so that the capacityof the chamber actually increases indeeper cuts to allow better materialmixing.

Mid-machine rotor uses total machineweight to help keep rotor steady in thecut for uniform depth control.

Bi-directional mixing capability increasesmachine efficiency.

Breaker bars help achieve uniform sizing.

Adjustable rear door for optimum controlof gradation and material uniformity.

Optional hydraulically operated frontdoor allows more precise sizing controlwhen operating in the reverse direction.

Side access door enables quick andsimple replacement of cutting tools onrotor ends.

MachineTravel

RotorMovement

ReclaimedMaterial

Asphalt

Base

ReclamationRotor Shown

1 Heavy-duty Front Door

2 Breaker Bars (if equipped)

3 Fully Adjustable Rear Door

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7Propel SystemHydrostatic drive with hydraulic flow provided by two separate, variable displacementpiston-type pumps. Drive motors on each rear wheel provides balanced tractive effort.

Dual propel pumps provide separate,balanced flow to the front drive motorand rear drive motors. Provides superiortractive effort in soft materials.

Load sensing system controlled by theECM, matches propel speed to load onrotor.

Heavy-duty drive shaft transfers powerto the front drive axle.

Differential lock on front drive axle isoperator-actuated on operatorsplatform for reduced wheel spin onslippery surfaces.

Four speed ranges allow the machine tooperate effectively in a wide range ofapplications.

Three brake systems hydrostatic propellever, brake pedal and parking brake. Thepropel pumps are automatically destrokedwhen brakes are applied.

Rear Wheel DriveA separate hydraulic pump provides hydraulic flow to large displacement motors on eachrear wheel. The system is designed to propel the machine with all-wheel drive.

Two propel pump system: one pump isdedicated to drive the front tires, whilethe second propel pump is dedicated todrive the rear tires.

Increased tractive effort for those toughsoil or reclamation jobs.Flow divider control valve directshydraulic flow to the rear wheels whenthe all-wheel drive is engaged.

High torque large displacement motorson rear wheels makes this a true four-wheel drive machine.

Larger rear tires with a more aggressivetread and a larger footprint propels themachine easily in the most severeapplications.

Rear wheel boost feature momentarilydrives the rear wheels independentlyfrom the front wheels to increasetractive effort in slippery conditions.

1 Rear Propel Pump

2 Electronic Control Module

3 Front Axle Propel Pump

4 Caterpillar 3406C Engine

5 Front Drive Axle

6 Two-Speed Motor, Two-Speed

Transmission

7 Rear Wheel Drive Motor

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8Reliability and ServiceabilityReliability and serviceability are integrated into every Caterpillar machine. Theseimportant features keep your machine investment profitable.

Hydraulic rotor hood tilt rotates hoodforward for convenient access to rotorfor inspection and tool maintenance.

Hinged service doors open wide onsides of engine, rotor hood and on topdeck for access to power train and rotordrive components.

Self-lubricating rotor drive chains insealed chain cases partially filled with oil.

Electronic Control Module (ECM)monitors machine systems and providesself-diagnostics for operator or servicepersonnel.

Three warning levels alert operator toconditions on the machine that requireattention. Encourages repair beforemajor failure.Level One flashing indicator light orgauge in the red zone.Level Two level one warning plus themaster warning light flashing.Level Three level two warning plusthe warning horn sounds.

Hydraulic Front Door OptionHeavy-duty front door with two hydraulic cylinders for raise and lower. Ideal for peakefficiency on soil stabilization, bio-remediation or mixing passes on asphalt reclamation.

Dual hydraulic cylinders offer increasedlifting force and precise control of thefront door.

Hydraulically operated front doorallows the operator to control theopening of the front door from theoperators station.

The front door raises parallel to thecutting surface decreasing thepossibility of the door plowing materialin harsh soil stabilization conditions.

Forward or reverse operation increasesmachine versatility in soil stabilization.

9Rotor SelectionChoice of three rotor designs for different applications and depth specifications.

Breakaway ReclamationRotorDesigned primarily to pulverize asphaltlayers.

188 point-attack carbide-tipped toolsare mounted in drive-in, knock-out toolholders and arranged in a chevronpattern for maximum breakout force.

Breakaway design tool holders allowfor fast replacement without welding.

Kicker paddles strategically placed tohelp carry pulverized material overrotor.

Replaceable end rings protect rotormandrel from wear. Rings are hard-faced for extended service.

Maximum depth is 381 mm (15").

Universal RotorCan be used for either reclamation orsoil stabilization.

200 point-attack carbide-tipped toolsare mounted in drive-in, knock-out toolholders and arranged in a chevronpattern for maximum breakout force.

Breakaway design tool holders allowfor fast replacement without welding.

Kicker paddles placed on every stand-off improves mixing in soil stabilizationand provides more efficient materialmovement in full depth reclamation.

Triple-tree tool placement on rotor endscleans up loose material and reduces wearon drum when maneuvering in the cut.

Maximum depth is 406 mm (16").

Quick Change StabilizationRotorDesigned for soil stabilization.

58 spade-type tools secured by a singlenut and bolt for reduced maintenancetime.

Carbide faced tools standard for longservice life.

Universal application blendsadditives with cohesive, semi-cohesiveor granular materials.

Maximum depth is 508 mm (20").

10 RM-350B specifications

EngineFour-stroke, six cylinder Caterpillar3406C turbocharged after-cooled dieselengine. Meets EPA and CARBemissions regulations.

Ratings at RPM kW hpGross power 2100 373 500Net power 2100 345 462

Ratings of Caterpillar machine enginesare based on standard air conditions of25C (77F) and 100 kPa (29.32" Hg)dry barometer. Power is based on using35 API gravity fuel having an LHV of42 780 kJ/kg (18,390 Btu/lb) whenused at 30C (86F) [ref. a fuel densityof 838.9 g/L (7.001 lb/U.S. gal)]. Netpower advertised is the power availableat the flywheel when the engine isequipped with fan, air cleaner, mufflerand alternator. No derating required upto 1525 m (5000') altitude.

The following ratings apply at 2100RPM when tested under the specifiedstandard conditions:

Net Power kW hp PsCaterpillar 345 462 EEC 80/1269 345 462 ISO 9249 345 462 SAE J1349 Jan90 341 457 DIN 70020 479

DimensionsBore 137 mm 5.4"Stroke 165 mm 6.5"Displacement 14.6 liters 893 cu. in.

The dry-type air cleaner with primaryand secondary elements has anautomatic dust ejector and visualrestriction indicator.

24-volt direct-electric starting andcharging system.

Operating DimensionsA Operating length 9.98 m 32' 9"B Max. machine width 2.99 m 9' 10"C Height at exhaust stack 3.40 m 11' 2"D Height at ROPS/FOPS canopy 3.62 m 11' 11"E Wheelbase 5.84 m 19' 1"F Ground clearance 419 mm 16.5"G Width at rear wheels 2.98 m 9' 9"

Operating Weights (approximate)Weights include lubricants, full fuel and hydraulic tanks and a 80 kg (175 lb) operator.

Machine Weights*with breakaway reclamation rotor 24 350 kg 53,680 lbwith universal rotor 23 810 kg 52,500 lbwith quick change stabilization rotor 21 865 kg 48,270 lbOptional ConfigurationsROPS/FOPS canopy 455 kg 1000 lbROPS/FOPS cab 955 kg 2100 lb

*Weight is with open platform and includes 1180 kg (2600 lb) of calcium chloride in the rear tires as standard equipment.

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TiresFront600 mm (23.5") x 635 mm (25") 16-plylug-type SSG L-2, 414 kPa (60 psi)

Rear587 mm (23.1") x 660 mm (26") 12-plytraction-type R-1, 172 kPa (25 psi)hydroflated

Rotor OptionsThree rotor styles are available. All mount to the standard mixing chamber. Breaker bar included with breakaway reclamation and universal rotors.Rotor Width Diameter Tools Max. DepthBreakaway Reclamation 2438 mm (96") 1322 mm (52") 188 381 mm (15")Universal 2438 mm (96") 1375 mm (54") 200 406 mm (16")Quick Change 2286 mm (90") 1575 mm (62") 58 508 mm (20")

11RM-350B specifications

FrameFabricated from heavy gauge steelplates and structural steel tubing. Framejoined to rear bolster with welded-intrunion and spherical plain bearings toallow rear bolster oscillation of 15.

Propel SystemFeaturesn Front wheels are hydrostatically

driven by a separate variabledisplacement, piston-type pump withelectronic displacement controldriving a variable displacement two-speed motor.

n Two-speed motor drives a two-speedtransmission and steerable drive axlewith planetary gear reduction on eachfront wheel end.

n Rear wheels are hydrostaticallydriven by a separate variabledisplacement, piston-type pumpdriving two radial piston-type motors.

n Gear selection controlled electricallyby a four-position switch on theoperators console.

n Direction of travel controlled bypropel lever.

n Infinitely variable machine speeddetermined by propel lever.

n Load sensing system, controlled byElectronic Control Module (ECM),matches propel speed to load on therotor.

n Differential lock on front drive axleengaged by a foot switch on theoperators platform.

n Speed control dial allows the operatorto set the maximum working speed sothat when the propel lever is placed inthe full forward position, the machinewill return to the pre-set speed.

Speeds (forward and reverse):First 50 mpm - 160 fpmSecond 5.9 km/h - 3.7 mphThird 9.4 km/h - 5.9 mphFourth 16.8 km/h - 10.5 mph

Rotor Drive SystemOperates direct through a Caterpillarthree-speed, powershift transmission.

Featuresn Choice of three rotor speeds permits

working in a wide range of materials,depths and applications.

n ON/OFF switch controls clutch packengagement in transmission. Disc-type brake on rotor driveline activateswhen switch is in the OFF position.

n Three-position switch determinesrotor speed. Speed selection can bechanged during operation.

n Single strand, high strength rotordrive chains on both sides arecontained in heavy-duty chain casespartially filled with oil.

n Shear disk or optional torque limiterprotect rotor drive components.

Rotor Speeds (@ 2100 engine rpm):First 115 rpmSecond 160 rpmThird 215 rpm

Rotor Depth ControlRotor height and depth is electronicover hydraulic control. ECM controlstwo double-acting hydraulic cylinderson sides of mixing chamber. Actualrotor height and depth are displayed onthe SEMS panel.

Featuresn Three-position mode switch allows

rotor depth to be controlled manually orautomatically.

n MANUAL mode controls depth usingthe raise/lower switch. Visual depthgauge from operators station.

n AUTOMATIC mode automaticallycontrols rotor depth to a preset cuttingdepth. Setting cutting depth is easilyaccomplished first in manual mode bya switch on the display console.

n TRAVEL mode selection automaticallyraises rotor and hood to a preset travelheight.

BrakesPrimary Brake Featuresn Closed-loop hydrostatic drive

provides dynamic braking duringnormal operation.

Pedal Brake Featuresn Pedal-actuated hydraulic caliper/disc

brakes on each wheel end.n Propel pumps are destroked when

brake pedal is depressed.Parking Brake Featuresn Button-actuated, spring-applied,

hydraulically released caliper/discbrake installed in propel drive line.

n Propel pumps are destroked whenparking brake is engaged. Propellever must be returned to neutral afterbrake is released before machine willpropel.

SteeringEquipped with hydraulic power steeringfor smooth machine handling.

Featuresn Two double-acting steering cylinders

are attached to the front drive axleand are powered by a pressure-compensated, piston-type pump. One double-acting steering cylinderis attached to the rear bolster.Constant pressure is assured in thesteering system.

n Switch on operators consoleprovides four steering modes.

Steering Modes:n Front steer onlyECM automatically

aligns rear wheels to the centerposition for straight tracking.

n Crabfront and rear wheels turnsimultaneously in the same direction.

n Coordinatedfront and rear wheelsturn simultaneously in the oppositedirection.

n Rear steercontrolled by a toggleswitch, maintained by closed-loopcontrol.

Turning Radius (minimum):Reclamation tires 6.10 m (20')High flotation tires 7.32 m (24')

Service Refill CapacitiesLiters Gallons

Fuel tank 779 206Cooling system 61 16Crankcase 34 9Differential (propel) 17.1 4.5Wheel ends (each) 2.4 0.6Hydraulic system 136 36Rotor drive axle 17.1 4.5Rotor bearing reservoir 1.9 0.5Chain case (each) 22.7 6Rotor drive planetarygear reducers (each) 3.8 1Rotor transmission 12.4 3.25

QEHQ9926 (06/02)

2002 Caterpillar

www.CAT.com.

Featured machines in photography may include optional equipment.

Materials and specifications are subject to change without notice.

Roll Over Protective Structure/FallingObject Protective Structure (ROPS/FOPS)canopy is a six-post structure that boltsdirectly onto flanges welded to theoperators platform. The structure meetsSAE J1040 May94 and ISO 3471:1994.The structure can be field installed.

Deluxe (ROPS/FOPS) Cab includes acloth seat, window washers/wipers,tinted windows, heater, defroster and airconditioner. The cab meets SAE J1040May94 and ISO 3471:1994.

Working Light Package includes fiveadjustable flood lights, two positioned infront and three in the rear. For use underworking conditions, not highwaytransport purposes.

Roading Light Package includes twoheadlights, two amber signal lights, twoamber running lights, two clear steplights, six yellow and two red reflectors.

Friction Torque Limiter protects rotordrive train from high torque loads.

Mirror Package provides improvedvisibility to the rear and sides of themachine.

High Flotation Front Tires are 67 x 34.00-25 10-ply high flotation,high-grip tires. Increases overallmachine width by 305 mm (12").

Liquid Additive System (Emulsion)improves processed material withprecisely metered liquid additives at aflow of 38 - 830 liters (10 - 220 U.S.gallons) per minute. System includes amicroprocessor controller, operatorinterface panel, hydraulic filter, EDCcontrolled hydraulic pump, emulsionpump and motor, in-line flow meter,spray bar with hydraulic shut-off andthree sets of spray nozzles to cover awide flow range.

Water Spray System accurately addswater to processed material. Systemincludes a operator interface panel,hydraulic filter, EDC controlledhydraulic pump, vane-type centrifugalpump and motor, in-line flow meter,spray bar with nozzles and hydraulicallyoperated single valve spray bar shut-off.

Hydraulically Operated Front Doorallows the operator to monitor the lengthof time the material stays in the rotorchamber controlled from the operatorsstation. Recommended for better controlof gradation during reclamation andincreased versatility in soil stabilizationbecause the machine is able to work inboth directions.

Warning Beacon Light includes anamber beacon and mount.

Optional EquipmentNote: Some options listed may be an option in some areas and standard in others. Consult your dealer for specifics.

Sound and Vibration InformationSound LevelsThe operator sound pressure levelmeasured according to the proceduresspecified in ISO 6394:1998 is 87 dB(A)for the cab offered by Caterpillar, whenproperly installed and maintained andtested with the doors and windowsclosed.

The labeled sound power level is 111dB(A) measured according to the testprocedure and conditions specified in2000/14/EC and ISO 6393:1998 for astandard machine configuration.

Hearing protection may be needed whenoperating with an open operator stationand cab (when not properly maintainedor doors/windows open) for extendedperiods or in noisy environments.

Vibration Levels Hands/Arms: The weighted root mean

square acceleration to which thehands/arms are subjected, is less than2.5 m/s2.

Whole Body: The weighted root meansquare acceleration to which thewhole body is subjected is less than0.5 m/s2.

Measurements are obtained on arepresentative machine, usingmeasuring procedures as set forth inthe following standards: ISO 2631/1,ISO 5349 and SAE J1166.

Front CoverCaterpillar 3406C Turbocharged Diesel Engine Operators Station Operational Controls Electronic Control Module Rotor Drive Mixing Chamber Propel System Rear Wheel Drive Reliability and Serviceability Hydraulic Front Door Option Rotor Selection Engine Operating Dimensions Operating WeightsTires Rotor Options Propel System Rotor Drive System Steering Service Refill Capacities Frame Brakes Rotor Depth Control Optional Equipment Sound and Vibration Information