Komatsu PC40MR, PC40MRX-1, PC45MR, PC45MRX-1 Midi Excavator / Mini Excavator repair manual

How to fix your Mini Excavator with the help of this professional electronic PDF download version of the Komatsu Limited shop manual / repair guide.

Manual details, specs and technical data:
946 pages

Manual size: 56 MB
Model specifications: PC40MR, PC40MRX-1, PC45MR, PC45MRX-1 / Komatsu Limited
Engine PC40MR specs: 4D88E-5, 134cu in, Gross Power 39.4hp, Power Measured @ 2.2rpm.
Engine PC40MRX-1 specs: 3D84E, 121.8cu in, 3 cylinders, Gross Power 38hp, Power Measured @ 2500rpm.
Engine PC45MR specs: 4D88E-6, 134cu in, Net Power 38.2hp, 2400rpm.
Engine PC45MRX-1 specs: 39 hp (29 kw)
Serial numbers: 1001 and up

Manual Language: English
Manual format: PDF / e-book (zip)
Printable: Yes
Delivery: Download link will appear on the checkout page after your payment is complete.
Availability: Instant download

This version is the same manual used by Komatsu PC40MR PC40MRX-1 PC45MR PC45MRX-1 Compact Mini Excavator mechanics, technicians and dealership for service, maintenance and repairs.


Our original full service/repair or workshop manual contains all important information about repair, overhaul, troubleshooting and maintenance. - This listing / parts list is not complete and may also contain subjects or parts that are NOT included in the manual:
Engine, engine installation, engine removal, engine overhaul, electrics, final drive, lubrication, cylinder / cylinder head, piston, drive shaft, clutch, suspension, torque specs, brakes, fuel system, oil, disassembly, sprocket, schematics, battery, wiring diagram, electric, changing the fuel filter and air filter, charging system, electronic, gear shift, tires, wheels, filter, ignition System, axle, diagnostics codes, chassis, crankshaft, parts list, gearbox, exhaust system, transmission, cooling system, steering, Oil Injection, differential, transaxle, lights, fuel tank, periodic checks, electrical wiring diagram, oil change, schematic diagram, functional checks, rebuild, vehicle repair tips, Displacement, body and much more information for repairing, servicing, inspection, replacing or assembly.

- How to change the air filter
- How to change the fuel filter
- How to change the glow plugs

We also sell other Komatsu Limited handbooks for overhaul, troubleshooting, diagnose and disassembly.
- We only sale manuals, not replacement parts! -

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For difficult repair procedures, texts are accompanied by diagrams and illustrations. The tractor repair manual provides a clear picture of how repairs are ideally done: from valve clearances adjustments to heater blower replacements, suspension bushings restoration, and water pump replacement. Additionally, electrical wiring of the tractor power drive are diagrammed, along with an illustrated troubleshooting and circuit description, including fuse, relay, and component locations. With the easy-to-understand illustrations of tractor operations in the tractor repair manual, tractor maintenance appears elementary. The manual also includes detailed information on the mechanics' job duties, such as how to fix broken parts and other problems. The manual also includes a list of all available tools and equipment, including basic knowledge of the mechanics' work. If you have any questions about your tractor's performance or safety, it would be a better choice to use the repair manual.

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