Caterpillar MD6290 Rotary Blasthole Drill Parts Manual 2U68T99 PDF

Description

Caterpillar MD6290 Rotary Blasthole Drill Parts Manual – Serial Number 2U68T99

This Caterpillar MD6290 Rotary Blasthole Drill Parts Manual is the illustrated parts catalogue for machines built to serial number prefix 2U68T99. Issued by Caterpillar Global Mining LLC as document BI007000 at Revision 02, it breaks the entire MD6290 blasthole drill down into its major assemblies and lists every serviceable component with its Caterpillar part number, quantity, unit of measure, and the section-page reference that points to the matching exploded illustration. Instead of guessing at a fitting, a hose, a bearing or a fastener, you look up the assembly drawing, read the item callout, and order the exact number.

Whether you are rebuilding an undercarriage, chasing a leaking hydraulic circuit, replacing a mast sheave, re-shimming a rotary gearbox, or simply ordering the right filter kit before a service interval, the MD6290 parts book is the reference that keeps the machine matched to its correct components.

File Details

• Manual type: Illustrated Parts Manual / Parts Catalogue
• Brand: Caterpillar (CAT)
• Model: MD6290 Rotary Blasthole Drill
• Serial number: 2U68T99
• Document number: BI007000 (header BI012063)
• Revision: 02
• Date: 2012
• Language: English
• Page count: 586 pages
• File format: PDF
• Publisher: Caterpillar Global Mining LLC, Mining Products Division, Denison, Texas

Chapters Covered

• General Assembly Items List – filter kits with loop filters, pressure gauge and switch, A-tool/deck wrench jaw, clamp die inserts, rotary die inserts, hoist plug, subs and bits, top sub, hydraulic/electric control schematic, magnetic pick-up tachometer, pipe seal, chock bars, bit basket, lower and upper breaker plates for SKF with four-pod carousel, pipe rack inserts, horseshoe wrench, dust collector cover plate, exhaust wrap, capscrews, critical fastener identification and torque schedules
• Section 3 – Mainframe / Crawler: mainframe/crawler assembly, undercarriage assembly, rock guards (front, rear, middle), track assembly with 53-link shoes, idler assembly with slide bar, spring assembly, hydraulic tensioner, propel plumbing, dust seals, mast elevating cylinder, suction manifold, counterbalance valve, cab walkway, directional control valve assemblies, feed control valve assemblies, return and case drain manifolds, relief and shuttle valves, jack/mast control valves, viewing/dust curtain/main air valves, dust collector and water injection valves, diverter valve, fuel tank installation and subassembly, 48-inch jack installation, track two-speed propel installation, viewing hatches, hydraulic cylinders and auxiliary 283-gallon fuel tank
• Section 4 – Engines / Compressors / Drives: CAT C15 engine with attachments, pump drive gearbox coupling, twin muffler installation, fuel filter assembly, engine panel startup assembly, engine prelube installation and pump, exhaust blanket installation, air cleaner installation and assembly, driveline guard, charge air piping, water coolant piping, air compressor with attachments (1050/125), compressor package service items, 8-inch air inlet valve, torsional drive coupling, compressor/air receiver piping and hose plumbing, hydraulic filter assembly, cooler assembly with plumbing, fan and fan motor, thermostatic valve assembly, pump drive assembly, three-pump gearbox, main pumps (closed loop and open loop), charge pump, gear pump for fan/dust collector, hydraulic filter assemblies and the associated spare parts lists
• Section 5 – Dust Control: dust collector installation and assembly, air line filter/regulator, dust collector harness, dust collector plumbing, dust curtain installation, raise/lower assembly with hydraulic activation, hydraulic cylinder assembly and cold-weather curtain plumbing
• Section 6 – Mast: 30 ft mast assembly, mast lift cylinder bracket weldment, hoist and pulldown cylinder, sheave guide assembly, 22-inch OD sheave with bearing, 9-section mast valve assemblies with and without attachments, dust hood installation, mast plumbing, pipe rack installation, hydraulic motor, swing cylinder assembly, rotary drive assembly and gearbox, rotary drive motor hose and field kits, hydraulic operated breakout wrench installation, clamping and rotate cylinders, breakout wrench hose plumbing, automatic tool wrench, pipe rack rotate/auto tool wrench/carousel lock/swing plumbing, mast lock installation, BG8 winch installation, winch case drain conversion kit, winch assembly, winch brake valve assembly and winch plumbing hose kit
• Section 7 – Drilling Tools / Accessories: pipe positioner installation and cold-weather plumbing, automated pipe positioner sensor and components, mast auto lube injectors and hose kit, mainframe auto lube injectors and hose kit, drill stem thread lubricator installation, air valves and solenoid valves, lubricator and filter/regulator/lubricator assemblies, lubricator hose plumbing kit, manual lube pump installation, 6-inch OD drill stem guide bushing, CB radio kit, rotary torque control installation and plumbing, rapid fill fuel installation
• Section 8 – Hydraulics / Plumbing: mast lock plumbing, auxiliary pump and feed valve plumbing, valve plumbing for jacks and mast, mast elevating plumbing, charge hose plumbing, suction/return/drain plumbing, hydraulic feed system modification kit and hose kit, hydraulic reservoir installation and subassembly with hand pump, main return and case return filter assemblies, hydraulic hand pump assembly, hydraulic test station, hydraulic test system hose kit, filter/indicator wiring, jack plumbing, closed loop plumbing with loop filters, loop filter assemblies and loop filter plumbing, hydraulic valve proximity switch installation
• Section 9 – Electrical Schematics and Wiring: cab wiring, cab/engine wiring, cab/air and curtain valve wiring, cab/mast valve wiring, pump wiring, pulldown valve wiring, standard light package wiring, engine hour meter wiring, auxiliary pressure pump wiring, water and dust collector valve wiring, fast pulldown wiring, cab top lights wiring, battery and engine disconnect installation, additional battery installations, battery box assembly, 24 VDC to 12 VDC converter installation, engine stop/kill switch, remote engine start assembly, additional lighting kit and sound system installation

Read together, these chapters give a complete component-level map of the MD6290. The manual is organised the way a workshop actually works: each assembly is drawn exploded, then numbered, then tabulated so the mechanic can identify a part visually, confirm the quantity required, and hand a correct number to the parts desk. Consumables such as filter elements, gaskets, seal kits, o-rings, wear rings and bushings are listed alongside the hard parts, and separate spare parts lists are provided for the major hydraulic pumps and the rotary drive gearbox, so internal rebuild components are identifiable rather than a black box.

How to Use the Part Numbering

Each item line follows the same structure: item number, quantity, unit of measure, part number, description, and section-page reference. The section-page reference is the key – it tells you which illustration page carries the matching callout, so you can confirm you are looking at the right component before ordering. Where an assembly is sold complete and not serviced in the field, the manual says so; where a seal kit or repair kit covers several items, the kit contents are itemised so you know exactly what arrives.

Who This Parts Manual Is For

This Caterpillar MD6290 parts manual suits owners and operators running a 2U68T99-serial machine, mine maintenance planners building a critical spares list, field mechanics who need to identify a component visually before pulling it, and rebuild shops quoting hydraulic, rotary head, mast or undercarriage work. It is equally useful for confirming fastener grades and lengths, checking adapter and fitting part numbers on a hose run, and verifying that a filter or element number quoted from memory is actually correct for this drill.

Get the Correct Part the First Time

Ordering a wrong hydraulic fitting, a mismatched sheave or the wrong breaker plate costs a machine a full shift in a blasthole pattern. With the Caterpillar MD6290 Rotary Blasthole Drill Parts Manual open on a laptop or tablet, the exploded views and itemised lists let you trace a component from the assembly drawing straight to a Caterpillar part number, confirm quantity, and place the order – all without waiting on a dealer to look it up. It supports every parts-driven job on the drill: hydraulic circuit repairs, cylinder reseals, mast and sheave replacement, rotary gearbox and rotary drive work, dust collector and curtain service, undercarriage and track rebuilds, auto lube system maintenance, and electrical component replacement across the cab, mast and pump wiring.

Because the manual is organised by assembly rather than by generic system, it also works as a reference during teardown – you can lay the parts out against the illustration and verify nothing is missing before reassembly. Torque values for critical fasteners, fastener identification guidance and complete seal kit contents are all present, so the same document supports the repair as well as the order.

The file is delivered instantly as a PDF after checkout. There is no shipping, no waiting on a physical book, and no risk of a workshop copy going missing. Open it on any device – desktop, laptop, tablet or phone – and print the pages you need for the bay. For anyone maintaining a CAT MD6290 blasthole drill, this is the parts reference that keeps the machine running on the right components.

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