Cat Rotary Track Drill MD6420 SKSS-15 Series Infinity Blasthole Drill Service Manual – PDF DOWNLOAD

Description

Cat Rotary Track Drill MD6420 SKSS-15 Series Infinity Blasthole Drill Service Manual – PDF DOWNLOAD

DESCRIPTION:

Cat Rotary Track Drill MD6420 SKSS-15 Series Infinity Blasthole Drill Service Manual – PDF DOWNLOAD

Safety Information:

This safety alert symbol indicates important safety messages in this manual. When you see this symbol, carefully read the message that follows and be alert to the possibility of personal injury or property damage.

WARNING:
BEFORE STARTING ENGINE:
* Study Operator and Service Manuals
* Practice All Safety Precautions
* Make Pre-Operation Check
* Learn Controls Before Operating

• It is YOUR responsibility to understand and follow manufacturer’s instructions on machine operation and service, and to observe pertinent safety precautions, laws and regulations.
• Failure to read and understand this manual and all safety, capacity and instruction placards on the machine before operating the unit, constitutes a misuse of the machine.
• It is your responsibility to know the manufacturer’s specific requirements, government regulations, required precautions and any work hazards which may exist. You must make these known to all personnel working with the equipment or in the area, so that all may take the necessary and required safety precautions.
• Keep all children, visitors, and untrained personnel away from the equipment.
• It is also your responsibility to operate your equipment with skill, good judgment, and caution. Following recognized safety procedures will help you avoid accidents. Failure to heed these instructions can result in property damage, serious injury or death.

TABLE OF CONTENTS:

Cat Rotary Track Drill MD6420 SKSS-15 Series Infinity Blasthole Drill Service Manual – PDF DOWNLOAD

SKSS_C05-C43_ServManual.pdf..................................................  0
	Service Manual...........................................................  2
	Safety Information.......................................................  4
	Product Description......................................................  5
	Table of Contents........................................................  6
	General Locator.......................................................... 18
	Section 1 - Safety....................................................... 21
		Personal Protective Equipment........................................ 22
		Noise................................................................ 22
		Electrical Contact:.................................................. 22
		Overhead and Buried Utilities........................................ 22
		Contact With Electric Wires.......................................... 23
		Contaminated Air..................................................... 23
		Machine Stability.................................................... 24
		Moving and Rotating Parts............................................ 25
		High Pressure Air or Fluid........................................... 25
		Maintenance.......................................................... 28
		Safety Locator....................................................... 29
	Section 2 - Operators Cab/Controls....................................... 31
		Operator’s Controls and Indicators................................... 32
			Control Panels................................................... 32
		Right Hand Control Panel............................................. 33
		Instrument Panel and Circuit Breakers................................ 34
			Circuit Breakers................................................. 34
			Light Switches................................................... 35
			Instrument Panel................................................. 35
		System Pressure Guage Panel.......................................... 36
		Left Hand Control Panel.............................................. 38
		Foot Control Pedals.................................................. 44
			Thread Grease Switch............................................. 44
			Pipe Safety Arm Override Switch.................................. 44
		Air Conditioner...................................................... 45
	Section 3 - Main Frame / Crawlers........................................ 95
		Main Frame Repair.................................................... 96
		Leveling Jacks....................................................... 97
			Leveling Jack Cylinders.......................................... 98
		Mast Elevating Cylinders............................................. 99
		Crawler Assembly.....................................................102
			Crawler Component Repair.........................................103
		Metric Bolt Torque Specifications....................................104
		Track  Maintenance...................................................105
			Before Operating the Machine:....................................105
			General Maintenance..............................................105
		Track Tension Adjustment.............................................106
			Hydraulic Tensioner..............................................107
			Idler Wheel......................................................108
			Nitrogen Tensioner...............................................109
		Hydraulic Tensioner Repair...........................................110
		Nitrogen Tensioner Assembly..........................................111
			Nitrogen Tensioner - Filling Instructions........................112
			Nitrogen Tensioner - Pressure Check..............................114
			Nitrogen Tensioner - Pressure Release............................114
		Track  Chain - Separate..............................................116
		Track Chain Repair...................................................118
			Track Link - Repair & Replace....................................118
		Track Shoes Installation.............................................120
			Track Link Position..............................................120
			Track Shoe - Mounting to Track Chain.............................120
		Track Shoe Bolt Torque (Direct Torque Method)........................122
		Track Shoe Bolt Torque (Torque Turn Method)..........................123
		Track Chain and Shoe Installation....................................124
		Final Drive..........................................................126
		Final Drive Unit Removal.............................................127
			Removal from Track Frame.........................................127
			Installation into Track Frame....................................128
		Final Drive Maintenance..............................................129
			Oil Check / Change...............................................129
		Final Drive Oil......................................................130
		Final Drive Assembly.................................................131
		Final Drive Disconnect...............................................133
		Final Drive - Disconnect & Parking Brake.............................134
			Towing Procedure - Gear Drive Disconnect.........................134
			Parking Brake - Removal & Installation...........................134
		Idler Assembly.......................................................135
		Idler Unit Removal...................................................137
		Idler Unit Assembly..................................................139
		Track and Support Rollers............................................143
			Track Roller - Removal & Disassembly.............................145
			Support Roller - Removal & Disassembly...........................146
			Track and Support Roller - Assembly..............................147
			Track and Support Roller - Test and Install......................148
		Auxiliary Crane......................................................150
	Section 4 - Engine / Drive Train / Compressor............................183
		Power Group Locator..................................................184
		Engine...............................................................185
			Engine Fuel System...............................................186
			Engine Oil Reserve System........................................194
			Engine Oil Reserve System Circuit................................194
			LED Monitor Readings.............................................197
			Adjustment of Running Oil Level..................................197
			Troubleshooting..................................................198
			Oil Reserves Systems - Maintenance...............................199
		Engine and Compressor Air Cleaners...................................200
			Engine and Compressor Air Cleaner Service........................201
		Flexible Drive Coupling..............................................204
			Flexible Drive Coupling Service..................................204
		Pump Drive...........................................................207
			Pump Drive Assembly - Removal and Replacement....................207
			Pump Identification..............................................208
		Pump Drive Gearbox...................................................209
			Pump Drive Gearbox - Repair......................................210
			3" Input Shaft Assembly..........................................212
		Hydraulic Piston Pumps...............................................213
			Hydraulic Piston Pumps - Removal and Replacement.................213
			Hydraulic Piston Pumps - Repair..................................213
		Tram and Rotation Pumps..............................................214
			AA4VG Service Manual.............................................214
		Feed and Auxiliary Pump..............................................252
			A11VLO Service Manual............................................252
		Hydraulic Gear Pumps.................................................283
			Hydraulic Gear Pumps - Removal and Replacement...................283
			Hydraulic Gear Pumps - Repair....................................283
			300 Series Service Manual........................................284
		Compressor Installation..............................................297
			Compressor Replacement and Drive Coupling Maintenance............298
		Drill Compressor.....................................................301
		High Pressure Compressor.............................................302
			Safety...........................................................302
			Description......................................................305
			Compressor Fluid Circuits........................................309
		Compressor Condensation Table........................................312
		Compressor Air Circuit 1475cfm @ 500psi..............................313
		Compressor Air Circuits..............................................314
		Compressor Functional Description....................................325
		Compressor Operation.................................................328
		Compressor Maintenance...............................................332
			General Maintenance..............................................332
			Maintenance After Initial 50 Hours Of Operation..................333
			Maintenance Every 250 Hours......................................333
			Maintenance Every 500 Hours......................................333
			Maintenance Every 1000 Hours.....................................333
			Main Drive Shaft Seal Replacement................................334
			Interstage Tube..................................................337
			Discharge Check Valve............................................338
			Separator/Receiver Tank..........................................339
			Minimum pressure / check valve...................................341
			Scavenge Line....................................................342
			Compressor Discharge Temperature Switches, Senders and Gauges....343
			Thermal/Bypass Valve.............................................344
			Fluid Stop Valve.................................................346
			Compressor Fluid Filter..........................................348
			Inlet Valve......................................................350
			Compressor Regulation............................................352
			Relieving Regulators.............................................352
			Reducing Regulators..............................................355
			System Blowdown Valve............................................357
			Running Blowdown Valve...........................................358
			Moisture Separator...............................................360
			Auxiliary Regulator..............................................361
			Troubleshooting..................................................363
		Compressor Oil Cooler Assembly.......................................367
			Compressor oil cooler............................................367
		Radiator/Hydraulic Oil Cooler Assembly...............................368
		Radiator/Oil Cooler Repair...........................................369
		High Pressure Compressor Fluid Cooler................................371
		Radiator Cooler......................................................379
	Section 5 - Dust Control Systems.........................................387
		Water Injection......................................................389
			Water Injection Control..........................................390
			Water Injection Basic Circuit....................................392
		Water Pump...........................................................393
		Water Pump Motor.....................................................396
		Foam Injection System................................................404
		Foam Injection Pump..................................................406
	Section 6 - Mast / Rotary Drive / Pipe Rack..............................409
		Mast Weldment........................................................410
			Mast Repair......................................................410
		Mast Assembly........................................................411
			Mast Pivot.......................................................412
		Feed Cylinders.......................................................413
			Feed Cylinder - Removal..........................................415
		Feed Cylinder Assembly...............................................417
			Repair...........................................................418
		Hoist/Pulldown Cable Adjustment......................................419
		Hoist/Pulldown Cable Replacement.....................................422
		Rotary Head Guide Alignment..........................................424
		Rotary Drive Assembly................................................426
			Rotary Head - Drive System.......................................426
			Rotary Drive - Removal from Mast.................................427
			Rotary Drive - Installation......................................427
		Rotary Drive Gearbox.................................................428
			Rotary Drive Gearbox - Repair....................................430
			Air Swivel.......................................................431
		Winch Assembly.......................................................432
			Precautions on the Use of Winches................................432
			Wire Rope........................................................432
			Wedge Sockets....................................................434
		BG8 Winch Service Manual.............................................437
		Deck Wrench..........................................................465
		H.O.B.O. Wrench......................................................466
			Breakout System - HOBO...........................................467
			Pipe Safety Arm..................................................467
		Pipe Positioner......................................................468
		Carousel Pipe Rack...................................................469
			Major Components.................................................469
			Rod Handling - Carousal Indexing.................................470
			Pipe Rack Bearings - Removal.....................................472
			Pipe Rack Components - Inspection................................475
			Pipe Rack Roller - Remove and Replace............................477
	Section 7 - Hydraulic Systems............................................481
		Hydraulic Symbols....................................................482
		Pressure Setting Sequence............................................484
		Hydraulic Tank.......................................................486
		Main Return and Case Drain Filter....................................488
		Main Hydraulic Pumps.................................................490
			Pump Identification..............................................490
		Right Track, Left Track/Rotation Pumps...............................491
			AA4VG 180 Hydraulic Pump.........................................492
			Port Locations...................................................494
			Setting Procedure................................................495
			Mechanical Zero Position - HD Pump Control.......................496
			Hydraulic Zero Position - HD Pump Control........................497
			Charge Pressure, High Pressure and P.O.R. Relief Settings........498
			Set Charge Pressure..............................................499
			Set Crossover Relief.............................................499
			Set Pressure Override............................................501
		Charge Filter........................................................502
		Tram/Rotation Pump Circuit...........................................504
			Tram/Rotation Pump Circuit.......................................505
			Rotation Circuit.................................................506
			Rotation/Tram Motor Circuit......................................507
		Loop Filters.........................................................508
		Rotary Drive Gearbox Motor...........................................512
			Rotary Drive Gearbox Motor - Repair..............................512
			Shaft Seal Replacement...........................................512
		Feed and Auxiliary Pump Circuit......................................516
			Auxiliary and Feed Circuits......................................518
		Main Control Valves..................................................519
			Valve Stand Assembly.............................................519
		MP18 Valve - Jack and Mast Raise Valve...............................520
		MP22 Valve - Hoist and Pulldown Control..............................522
		MP22 Valve...........................................................524
		4WE6 - Aux. Functions and Mast Valves................................525
		Counterbalance Valve.................................................529
			Counterbalance Valve Adjustments.................................529
		Pilot Control Manifold...............................................530
		Control Valve Assembly...............................................532
		Hydraulic Feed Circuit...............................................538
		Holdback Control.....................................................547
		Feed Valve Assembly..................................................548
		Jack Control and Mast Elevating Circuit..............................549
		Leveling Jack Cylinders..............................................551
			Counterbalance Valve Test Procedure..............................552
		Mast Elevating Cylinders.............................................553
		Auxiliary Functions Circuit..........................................555
		Hydraulic Operated Breakout Wrench...................................557
			Setting of HOBO Sequence Valves..................................558
		Pipe Positioner Sequence Valves......................................559
		Pipe Safety Arm Sequence Valves......................................560
		Cooler Fan Circuit...................................................561
			Fan Motor Circuit................................................561
		Cooler Fan Motor.....................................................564
		Hydraulic Thermostatic Valve.........................................568
		Central Lube.........................................................569
			Auto Lube........................................................569
			Hydraulic Circuit................................................570
		Air Conditioner Compressor Drive Circuit.............................571
		Air Conditioner Drive Motor..........................................572
		Water Injection Circuit..............................................576
			Water Injection valve............................................577
			Toc-2 Controller.................................................578
		Hydraulic Cylinder Repair............................................596
			Hydraulic Cylinders..............................................596
	Section 8 - Vigilante Guide and Electrical Components....................613
		Electrical Locator...................................................614
		Batteries............................................................617
		Jump Starting........................................................618
		Welding Precautions..................................................620
		Vigilante Guide......................................................621
			CONTENTS.........................................................621
		Vigilante System Component Information...............................640
		Head Speed Module....................................................641
		Inclinometer.........................................................643
		Ladder Prox Switch...................................................646
		Laser................................................................647
		Level Switches.......................................................659
		Radiator Level Switch................................................663
		Level Transducers....................................................667
		Pressure Transducers.................................................677
		Temperature Transducer...............................................686
		Water Flow Transducer................................................695
		Water Control Module.................................................709
		Rod Counter Prox Switch..............................................716
		Remote Fuel Level Display............................................717
	Section 9 - Lubrication and Preventive Maintenance.......................719
		Central Lube System..................................................720
			Hydraulic Control Schematic......................................721
		Central Lube System Circuit Drawing..................................723
		Central Lube Tank Assembly...........................................724
		Central Lube System..................................................725
			Central Lube Pump Module.........................................726
			SL-1 Injector Assembly...........................................764
		Hammer Oiler Tank Assembly...........................................766
		Hammer Oil Circuit...................................................767
		Hammer Oil System....................................................768
		Pipe Thread Lubricator...............................................781
		Filter Locator.......................................................792
		Lubrication And Maintenance..........................................794
			Safety...........................................................794
			Track Gear.......................................................794
			Engine Maintenance...............................................795
			Air Cleaners.....................................................796
			Alternator Maintenance...........................................796
			Pump Drive And Drive Shaft Maintenance...........................797
			Compressor Maintenance...........................................797
			Cooler Packs.....................................................798
			A-Frame And Pivot Point Maintenance..............................798
			Pull Down And Hoist Ropes And....................................799
			Rotary Head Maintenance..........................................799
			Hydraulic System Maintenance.....................................800
			Hydraulic Maintenance............................................800
			Water Pump Maintenance...........................................801
			Cab Maintenance..................................................801
			Air Conditioner Maintenance......................................801
			Battery Maintenance..............................................802
			Lubrication System Maintenance...................................802
			Fire Suppression Maintenance.....................................802
			Equipment Lubrication............................................803
		Lubrication & Maintenance Chart - 250hr..............................804
		Lubrication & Maintenance Chart - 500hr..............................814
		Lubrication & Maintenance Chart - 1000hr.............................825
		Lubrication & Maintenance Chart - 2000hr.............................836
		Lubricant Specifications.............................................849
			Hydraulic System.................................................849
			Hydraulic Tank Capacity..........................................849
			Compressor Lubrication...........................................850
			Compressor Lubricant Specifications..............................850
			Lubricating Grease...............................................851
			Gear Lubricant...................................................851
		Torque Values for Split Flange Connections...........................852
		Torque Values for Hydraulic Tubes & Fittings.........................853
		Torque Values for Standard Fasteners.................................854

CAT ROTARY TRACK DRILL MD6420 SKSS-15 SERIES INFINITY BLASTHOLE DRILL SERVICE MANUAL – PDF DOWNLOAD:

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• This is the SAME manual used by the dealers to troubleshoot any faults in your vehicle. This can be yours in 2 minutes after the payment is made.
• Contact us at [email protected] should you have any queries before your purchase or that you need any other service / repair / parts operators manual.

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