Case 9060B Excavator Service Manual — Wiring Diagrams

$19.95

Model: 9060B
Type: Excavator
803 Pages·281 MB·Searchable PDF·English·Print-Ready
  • Wiring Diagrams
  • Hydraulic Schematics
  • Torque Specs
  • Bookmarks
Preview Sample Pages (PDF)
Case 9060B excavator electrical schematic showing wiring connections, component legend, and controller pinouts.
Case 9060B Excavator Service Manual — Wiring Diagrams $19.95

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Hunting for a Case 9060B service manual PDF that came from the factory, not a forum? All 803 pages of this Case Service Manual (OEM #7-65272) cover the 9060B Excavator in both its Mitsubishi and Cummins engine versions. You get foldout electrical and hydraulic schematics, pressure checks with relief valve adjustment procedures, and complete teardown steps for the main pump, control valve, and boom, arm, and bucket cylinders. Inside: a full troubleshooting section that walks you from symptom to root cause on both the electrical and hydraulic sides. Set the lower track roller cap screws at 550 to 643 lb-ft (746 to 872 Nm), and swap the fuel filter every 500 hours. A dead 9060B burns money every hour it sits. Bookmarked PDF, opens on any device; carry the tablet to the machine and get wrenching.

What's Inside This Case 9060B Manual

SystemPagesKey Topics
General3-26Loctite Product Chart, Safety, General Information and Torque Specifications, Specifications
Engine27-92Engine - Mitsubishi, Engine - Cummins, Radiator, Oil Cooler and Cooling System Reservoir - Mitsubishi Engine, Oil Cooler and Cooling System Reservoir - Cummins Engine
Fuel System93-110Fuel Tank, Filters and Lines - Mitsubishi Engine, Filters and Lines - Cummins Engine
Electrical111-188Electrical Specifications and Troubleshooting, Electrical Schematic Foldout, Battery Testing, Maintenance and Booster Battery Connections, Controller
Tracks189-248Rollers and Idlers
Power Train249-282Drive Motor and Final Drive Transmission, Swing Motor and Swing Reduction Gear
Cleaning the Hydraulic System283-292Hydraulic System Cleaning, Contamination Types, Portable Filter Usage, System Flushing
Hydraulic Specifications, Troubleshooting and Pressure Checks293-354Hydraulic Specifications, Component Locations, Pressure Testing, Relief Valve Adjustments, Travel Motor Drain Measurement
Main Hydraulic Pump355-378Main Pump Removal, Pump Coupling, Pilot Pump, Pump Installation
Main Hydraulic Control Valve379-394Control Valve Removal, Control Valve Installation, Manifold Connections
Cylinders395-442Boom Cylinder, Arm Cylinder, Bucket Cylinder, Cylinder Disassembly, Cylinder Assembly
Hand Control Valves, Foot Left and Right Travel Control Valves, Foot Straight Travel Control Valve, Shuttle Valve and Accumulator443-504Hand Control Valves, Travel Control Valves, Shuttle Valve, Accumulator Testing, Accumulator Removal
Eight Spool Solenoid Valve, Swing Lock and Swing Brake Solenoid Valve505-536Eight Spool Solenoid Valve, Swing Brake Release Solenoid, Free Swing Solenoid Valve, Solenoid Testing
Cushion Control Valve, Auxiliary Hydraulics, Hydraulic Reservoir Pressurization System, Oil Cooler and Fan Drive Motor Hydraulic Pump, Hydraulic Pilot Filter, Hydraulic Inline Filter and Bypass Oil Filter, Hydraulic Swivel537-636Cushion Control Valve, Auxiliary Hydraulics, Reservoir Pressurization, Oil Cooler, Fan Drive Pump, Hydraulic Filters, Hydraulic Swivel
Mounted Equipment637-801Upper Structure Counterweight, Boom, Arm and Bucket, Operators Seat, Operators Seat Bracket and Seat Belts, Cab and Cab Equipment, Air Conditioner Troubleshooting and System Checks
Electrical and Hydraulic Schematic Foldouts802-803Electrical Schematic Foldout, Hydraulic Schematic Foldout

Quick Reference Specifications

SpecificationValuePage
Fuel Filter replacement intervalevery 500 hrsp. 94
Lower Track Roller Cap Screws550 to 643 lb-ft (746 to 872 Nm)p. 194
Upper Carrier Roller Cap Screws181 to 210 lb-ft (245 to 285 Nm)p. 194
Track Roller Weight (Inner Track Roller)153 pounds (69.6 kg)p. 193
Track Roller Weight (Outer Track Roller)156 pounds (70.8 kg)p. 193
Socket head cap screws that hold the split flanges to ports P1 and P272 to 87 lb-ft (98 to 118 Nm)p. 250
Hydraulic pilot filter element replacement intervalevery 1000 hrs (initially at 50 hrs)p. 605
Hydraulic inline filter element replacement intervalevery 1000 hrs (initially at 50 hrs)p. 605
Fuel Tank Capacity650 litersp. 104
Operating Weight (with 3.36m arm)44985 kgp. 24
Fuel Tank Mounting Cap Screws Torque180 lb-ftp. 94
Track Shoe Cap Screws Torque587 to 716 lb-ftp. 193

Case 9060B Common Problems This Manual Covers

Case 9060B boom and arm slow under load, weak digging power, hydraulics lag when oil warms up

Check hydraulic oil level and condition first, then run the pressure tests in the troubleshooting section starting on page 293 to isolate pump wear from relief valve problems. Replace the pilot and inline filter elements every 1000 hours (initially at 50 hours) per page 605; plugged filters starve the pilot circuit and slow every function.

Manual Section: Hydraulic Specifications, Troubleshooting and Pressure Checks p. 293
Engine cranks slowly or won't start at all in cold weather, dash power drops while cranking

Test battery state of charge and load-test it before condemning the starter, then follow the electrical troubleshooting flow charts beginning to check the starter circuit and wiring. Verify fuel supply is clean and unrestricted; replace the fuel filter every 500 hours per page 94, since a plugged filter mimics electrical no-start symptoms.

Manual Section: Electrical Specifications and Troubleshooting p. 111
Machine pulls to one side, track keeps loosening, rollers and idlers wearing fast on one track

Adjust track tension using the procedure starting on page 194 before replacing any undercarriage parts; wrong tension eats rollers fast. Measure roller shafts and compare them against the wear limits in the track section before replacing. Torque lower track roller cap screws to 550 to 643 lb-ft (746 to 872 Nm).

Manual Section: Track Removal and Installation p. 194
Hydraulic oil runs hot and turns dark, oil cooler plugged, breakout force fades after an hour

Clean the oil cooler and cooling package fins with compressed air from the fan side out. If the oil stays dark, flush the system with a portable filter using the procedure starting on page 283, and replace the bypass oil filter element every 1000 hours per page 605. Check fan drive pump operation in the section on page 537.

Manual Section: Cleaning the Hydraulic System p. 283
Travel motor whines in one track, machine drifts off line during straight travel on flat ground

Measure travel motor case drain flow per the hydraulic troubleshooting section starting on page 293; high drain flow means internal motor wear. Inspect the counterbalance valve, covered in the power train section on page 249. Torque the split flange socket head cap screws at ports P1 and P2 to 72 to 87 lb-ft (98 to 118 Nm) per page 250.

Manual Section: Drive Motor and Final Drive Transmission p. 249

Frequently Asked Questions

How do I reset the monitor or ECU after maintenance on a Case 9060B?

To reset the controller, you must access the diagnostic mode. Turn the key switch to ON, press the change switch once, then press the select switch until 'EA: A1' appears on the message display. Finally, press and hold the reset switch for 20 seconds until the buzzer sounds, then turn the key switch OFF. p. 153

What are the torque specifications for the Case 9060B track roller bolts?

The cap screws for the track rollers must be tightened to a torque of 550 to 643 lb-ft (746 to 872 Nm). p. 193

What are the replacement specifications for hydraulic filters?

The hydraulic pilot filter element and the hydraulic inline filter element should be replaced every 1000 hours, with an initial replacement at 50 hours. The bypass oil filter (nephron filter) element should be replaced every 1000 hours. p. 606

What is the engine oil capacity for the Mitsubishi 6D22TC engine?

The engine oil capacity for the Mitsubishi 6D22TC engine is 29.3 liters (31 US quarts) with a filter change, or 24.8 liters (26 US quarts) without a filter change. p. 25

What is the torque specification for the fuel tank mounting cap screws?

The fuel tank mounting cap screws should be tightened to 180 lb-ft (245 Nm). p. 94

Is this Case 9060B manual a download or a disc?

One scanned PDF covering 803 pages, delivered instantly. No disc, no shipping, no waiting on the post.

Is this Case 9060B Service Manual printable?

Yes, printing is unrestricted: a single page, a chapter, or the lot, on letter or A4.

BrandCase
Model9060B
Machine TypeExcavator
Manual TypeService Manual
LanguageEnglish
FormatSearchable PDF (Digital Download)
Pages803
File Size281 MB
Manual No.7-65272
Wiring DiagramsYes
Hydraulic SchematicsYes
Torque SpecificationsYes
Bookmarked / IndexedYes

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