Pipelayer
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Engine Engine ModelCat > ή 3126B Gross Power98 kW132 hp Rated Flywheel Power92 kW123 hp Weights Operating Weight16 851 kg37,150 lb Pipelaying Equipment Lifting Capacity18 145 kg40,000 lb >

pg. 4 pg. 6 Power Train Drive Train pg. 5 Finger Tip Control The Cat 3126B ATAAC diesel enginefeatures a HEUIҙfuel system. Designed for performance, durability, serviceability, and fuel economy, the 3126B HEUI engine meets EPA Tier 2, EU Stage II, and MOC Step 2 exhaust emission regulations. Rugged, durable, and reliable componentsdeliver smooth, responsive power and lasting reliability. The Auto-shift and Auto-kickdown features enhance operator comfort. Finger Tip Control (FTC) combinessteering, machine direction and gear selection into a single control system. These control functions can...

✔ ✔ pg. 8 pg. 7 pg. 10 Pipelayer Operator Station Styling Hydraulic load line and boom winchesprovide excellent speed capability. Counterweight and frame design provides excellent stability while offering increased viewing area. Ergonomically designed for maximumproductivity and comfort. Controls are intuitive, low-effort and easy to reach, viewing area is excellent, instrument panel is easy to read and informative. Simplified access with ladder on the leftrear side of the machine. Modern styling with rounded shapesand tapered engine enclosures provide excellent visibility. Robust sheet...

Torque Rise. 3126B Engine Features. The direct injectedelectronic fuel system provides a controlled fuel delivery increase as theengine lugs back from rated speed. Thisresults in increased horsepower above rated power. A combination of increased torque rise and maximum horsepower improves response and provides greater drawbar pull.Rated flywheel power 92 kW(123hp)ՕMaximum flywheel power 98 kW(132 hp) Major featuresinclude:Increased power to 92 kW (123 hp)for increased performance.ՕLarge displacement electronicengine with lower exhaust emissions and good cold start capability.Power train to...

Machine Direction. Auto-shift and Auto-kickdown. Moving themachines transmission forward/neutral/ reverse direction lever controls machine direction. The middle position puts the machine transmission in neutral. Auto-shift and Auto-kickdown include the following features:ҕAuto-shift allows the operator topreselect a forward and reverse gear for frequent directional changes. Thesettings include first forward to second reverse, second forward to second reverse and second forward to first reverse.Auto-kickdown automaticallydownshifts from any gear when themachine detects a significant increase...

Drawbar. Counterweight and Frame. Large jaw opening and pin diameter. ՕAble to tow wide range ofattachments. Counterweight design optimizesviewing area while traveling.ՕMainframe consists of box-sectionframe welded to cast bevel gear case.Counterweight is extendedhydraulically for load balance, visibility, and clearance.ՕService latch mechanically lockscounterweight in extended position. Winches and Boom. Independent hydraulic winches driveboom and hook drawworks.ՕOil-disc brakes provide smoothoperation, positive retention of boom and hook positions.Modular design allows fastreplacement,...

Controls. Finger Tip Control (FTC)combines steering, machine direction and gear selection into a single control system, which can be operated with one hand for enhanced operator comfort and increased productivity. Counterweight Control. Adjusts theposition of the counterweight for added machine stability. Power Supply. The voltage converterprovides two 12-volt power supplies. Access Ladder. Direct access to theoperators station utilizing ladder on leftside of the machine. Ergonomic Work Tool Controls. Pipelayer controls are low effort and allow simultaneous, precise positioning of the load...

Quality and Reliability. Doubled 4 mm (0.16 in) sheet metalon the side service access panels and rear guard.ՕStamped, rounded sheet metalcorners add strength.Rubber isolation mounted fuel tankreduces tank vibration and reduces potential stress fractures.ՕHeavy-duty reinforced radiatorguard is now standard.Heavy-duty rear guard. Accessibility and Serviceability. Styling. Rounded machine shape offersexcellent visibility, accessibility, and serviceability.ՕDurable, heavy steel doorpanelcovers.Pre-cleaner is below the hood forgood visibility.ՕControls are ergonomic for easieroperation and...

Optional Roll Over Protective Structure. Provides for increased operator comfort and protection. > Frame and Castings. The 561N case andframes are built to absorb high impact shock loads and torsional forces. Castings are strategically located within the frame to add additional strength. Caterpillar uses robotic welding techniques in the assembly of the case and frames. This insures quality and reliability throughout the structure. Theone-piece all welded chassis provides superior strength over bolted designs, and provides stiffness and durability over the life of the machine.High strength...

Complete Guarding. Caterpillarundercarriages are designed with full length guarding on top of the track roller frame. This prevents abrasive materials from falling down on movingparts. Roller Frames. Optional High Flange Improved TrackRollers. Roller frames aretubular, to resist bending and twisting. The recoil system is sealed and lubricated. Track Shoes. Combined with center or fulllength roller guard attachments greatly improve track guiding for demanding side slope conditions. Select from 560 mm(22in) to 760 mm (30 in) single grouser shoes made from heat-treated, rolled steel for added...

Ecology Drains. Modular Cooling System. Ecology drains providean environmentally safer method to drain fluids. They are included on the radiator, hydraulic tank, and major power train components. Individualradiator core modules are easily serviced without major component removal. Easy Engine Maintenance. Many partscan be rebuilt and are available as remanufactured components.Parent-metal block can be reboredtwice and dry-sleeved.ՕConnecting rods can be removedthrough cylinder tops.Camshaft followers and push rodscan be replaced without removing camshaft.ՕExtended oil and engine filterchange...