Komatsu PC60-7 PC60-7B Excavator Shop Manual – PDF Repair & Service Guide

Description

Komatsu PC60-7 PC60-7B Shop Manual – The Complete Workshop Reference

This is the full Komatsu PC60-7 PC60-7B Shop Manual, the workshop reference used to service, test, adjust, disassemble and rebuild the PC60-7 and PC60-7B hydraulic excavators. It is a 726-page technical document issued as document YEBM200600 and dated 2002, supplied here as a downloadable PDF. Every procedure, specification and illustration in this listing comes directly from that manual.

If you own or maintain a PC60-7, this Komatsu PC60-7 PC60-7B shop manual is the difference between guessing and knowing. Rather than a generic excavator guide, it is written around this machine’s actual systems – its CLSS hydraulics, its PC and LS valve control, its swing machinery, its travel motors and its monitor and electronic control systems.

File Details

• Manual type: Shop Manual (service, repair, testing, adjusting, disassembly and assembly)
• Brand: Komatsu
• Machine models: PC60-7, PC60-7B
• Document number: YEBM200600
• Language: English
• Page count: 726 pages
• File format: PDF
• Publication date shown in document: 2002
• Serial number coverage: DBK0001 and up (PC60-7), DBKB0001 and up (PC60-7B), plus the machine serial ranges 52374-57999, 58001 and up, and 55720 and up for the Norway specification
• Engines referenced: 4D102-1, 4D102E-1 and 4D95LE-2

Chapters Covered in This Komatsu PC60-7 PC60-7B Shop Manual

The manual is organised into numbered sections, and each section is broken into the main component groups:

• 01 General – specifications, working range, weight table, oil and coolant capacities, fuel and oil selection, anti-freeze
• 10 Structure and Function – radiator and oil cooler, engine control, power train layout, swing circle, swing machinery, track frame, recoil spring, hydraulic tank, main pump, PC valve, LS valve and servo piston, control valve and CLSS operation, self-pressure reducing valve, swing motor, swing brake, travel motor and brake valve, PPC valves, solenoid valves, hydraulic cylinders, automatic greasing system, electronic control system, machine monitor system
• 20 Testing and Adjusting – standard value tables for engine, chassis and electrical parts, testing and adjusting tools, measuring engine speed and exhaust gas colour, valve clearance, compression pressure, blowby pressure, fuel injection timing, engine oil pressure, alternator belt tension, engine stop solenoid linkage, fuel control linkage, hydraulic pressure testing in the work equipment, swing and travel circuits, PC valve adjustment, LS differential pressure and LS valve adjustment, control circuit pressure, solenoid valve outlet pressure, PPC valve output pressure, travel deviation, oil leakage measurement, releasing residual pressure, swing circle bearing clearance, track shoe tension, sprocket wear, bleeding air, automatic greasing controller, and full troubleshooting charts
• 30 Disassembly and Assembly – starting motor, alternator, fuel injection pump, water pump, nozzle holder, thermostat, engine oil cooler core, cylinder head, engine and main pump, radiator and hydraulic cooler, fuel tank, center swivel joint, sprocket, travel motor, swing motor, swing machinery, revolving frame, swing circle, idler and recoil spring, track roller, carrier roller, track shoe, hydraulic tank, main pump and input shaft oil seal, control valve, main relief valve, solenoid valve, work equipment and travel PPC valves, boom, arm, bucket and blade cylinders, work equipment, bucket, arm, boom, blade, operator’s cab, counterweight, monitor, swing controller and auto-greasing components
• 40 Maintenance Standard – judgement criteria, standard clearances, clearance limits and repair limits for swing machinery, swing circle, track frame, idler, track roller, carrier roller, track shoe, rubber shoe, hydraulic pump, control valve, self-pressure reducing valve, swing motor, center swivel joint, PPC valves, work equipment and hydraulic cylinders
• 50 Other Specification – the PC60-7 for Norway (serial 55720 and up), covering dimensions, specifications, weight table, oil and coolant capacities, the work equipment pin automatic greasing system, electrical allocation diagram, electric circuit diagram, machine monitor system, connector types and mounting locations, troubleshooting and disassembly and assembly
• 90 Others – hydraulic piping drawing, hydraulic circuit diagrams for both serial ranges, overall system diagrams showing the circuit in each operating mode, electrical allocation diagram, electric circuit diagrams and connector types with mounting locations

What This Manual Gives a Technician

The structure of the Komatsu PC60-7 PC60-7B Shop Manual mirrors the way a repair actually happens. Structure and Function explains what each component does and how it interacts with the rest of the machine, which is what makes the troubleshooting charts usable rather than a guessing game. Testing and Adjusting then provides the measurement conditions, standard values and permissible limits needed to decide whether a component is serviceable. Disassembly and Assembly gives the removal sequence, the special tool required, the tightening torque and the points to watch when the part goes back on. Maintenance Standard closes the loop with the wear limits that determine whether a part is reused or replaced.

That progression matters on a machine like the PC60-7. The hydraulic system uses a closed centre load sensing arrangement with a PC valve and an LS valve controlling the pump swash plate, plus pressure compensation valves in the control valve to divide flow during compound operation. Understanding how those pieces interact is what lets you diagnose a slow boom, a travel deviation or an excessive engine speed drop instead of replacing parts until something works. The manual explains the LS differential pressure relationship, the unload valve setting, the LS select valve function during swing plus boom raise, the boom regeneration circuit and the travel junction circuit in enough detail to reason about the system.

Serial Number and Specification Coverage

The manual is written to cover more than one build of the PC60-7. Testing and adjusting values and some specifications are split between serial number 52374-57999 with the 4D102E-1 engine and serial number 58001 and up with the 4D95LE-2 engine, so you can find the figures that apply to the machine in front of you rather than a single averaged value. The Norway specification (serial 55720 and up) is dealt with separately in Section 50, with the parts that differ from the standard model gathered together and the common parts cross-referenced back to the main manual. The PC60-7B is covered alongside the PC60-7.

Systems and Procedures Covered in Depth

Among the jobs this Komatsu PC60-7 PC60-7B shop manual supports are pump removal and installation, control valve disassembly and assembly including the pressure compensation valves and suction valves, main relief valve adjustment, swing motor and swing machinery overhaul, travel motor disassembly with the GM09VL2 breakdown, recoil spring and idler service, track roller and carrier roller rebuild, hydraulic cylinder resealing with the piston nut torques, PPC valve overhaul, center swivel joint resealing, and cylinder head removal, installation and valve clearance adjustment. The electrical side covers the machine monitor system, the electronic control system including the pump control function that lowers pump absorption torque at low engine speed, the swing lock and swing holding brake function, travel speed selection and the one-touch slow-down function, with connector pin tables and mounting locations to trace faults.

Also included are the hydraulic circuit diagrams and overall system diagrams drawn for each operating mode – all valves at hold, swing operated independently, both travel circuits operated together, boom plus arm together, and boom raise plus swing together – which are among the most useful pages in the document for anyone tracing a hydraulic fault.

Why This Manual Matters

Working on a compact excavator without the correct specifications is expensive. Hydraulic pressures, LS differential pressure, torque values, shim thicknesses, clearance limits and tightening sequences are all specific to this machine. The Komatsu PC60-7 PC60-7B Shop Manual gives those numbers directly, along with the conditions under which they must be measured – hydraulic oil temperature, engine speed, lever position – so a measurement means something. The maintenance standard tables let you judge a worn bushing or a stretched track link against a published limit instead of a visual guess.

The troubleshooting sections are organised by failure mode and split between the electrical system, the engine, the hydraulic and mechanical system, the machine monitor system and the automatic greasing system, each with a flow of checks that leads to a cause and a remedy. For an owner running a machine in production, that structure shortens the time between a symptom appearing and the fault being found.

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Instant PDF Delivery

The manual is delivered as a downloadable PDF immediately after purchase. There is nothing to ship and nothing to wait for. You can open it on a phone or tablet in the workshop, on a laptop in the office, or print the pages you need for the job at hand – a torque table, a wiring diagram or a disassembly sequence – and take them to the machine without risking the rest of the document. Keep it on your device and you have the complete Komatsu PC60-7 PC60-7B Shop Manual available whenever the machine needs attention.