This highly detailed repair manual covers all repairs and servicing. All technical details taken directly from the manufacturer can be found in this manual, It is the factory manual from the manufacturer. Komatsu PC27MR-2, PC30MR-2, PC35MR-2, PC40MR-2, PC50MR-2 Hydraulic Excavator service repair manual is the same manual used by professional technicians, mechanics and workshops around the world.
Komatsu PC27MR-2, PC30MR-2, PC35MR-2, PC40MR-2, PC50MR-2 Hydraulic Excavator service repair manual has easy to read text sections with top quality diagrams and instructions, will guide you through fundamentals of maintaining and repairing, step-by-step, to teach you what the factory trained technicians already know by heart. For that reason, you will not find it difficult to repair or to maintain some of the innovative features loaded on the vehicle when you have the manual. Using this repair manual is the true way to keep your vehicle working properly.
PC27MR-2 – 15001 and up
PC30MR-2 – 20001 and up
PC35MR-2 – 5001 and up
PC40MR-2 – 8001 and up
PC50MR-2 – 5001 and up
PC27MR-2 mount the 3D82AE-5M engine.
PC30MR-2 mount the 3D84E-5N engine.
PC35MR-2 mount the S3D84E-5PBA and 3D88E-5P engine.
PC40, 50MR-2 mounts the 4D88E-5X engine.
For details of the engine, see the 68E-88E Series Engine Shop Manual.
SPECIFICATION DIMENSION DRAWING
WORKING RANGE DRAWING
LUBRICANTS, FUEL AND COOLANT SPECIFICATIONS
10 STRUCTURE, FUNCTION AND MAINTENANCE STANDARD
HYDRAULIC COMPONENTS LAYOUT DRAWING
CENTER SWIVEL JOINT
OPERATION FOR EACH FUNCTION AND VALVE
DIMENSIONS OF EACH PART OF WORK EQUIPMENT
ELECTRIC CONTROL SYSTEM
COMPONENT PARTS OF SYSTEM
20 TESTING AND ADJUSTING
STANDARD VALUE TABLE FOR ENGINE RELATED PARTS
STANDARD VALUE TABLE FOR CHASSIS RELATED PARTS
TESTING AND ADJUSTING
30 DISASSEMBLY AND ASSEMBLY
HOW TO READ THIS MANUAL
PRECAUTIONS WHEN PERFORMING OPERATION
SPECIAL TOOL LIST
SKETCHES OF SPECIAL TOOLS
REMOVAL AND INSTALLATION OF FUEL INJECTION PUMP ASSEMBLY
REMOVAL AND INSTALLATION OF RADIATOR AND HYDRAULIC OIL COOLER ASSEMBLY
REMOVAL AND INSTALLATION OF ENGINE AND HYDRAULIC PUMP ASSEMBLY
REMOVAL AND INSTALLATION OF TRACK SHOE ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF IDLER ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF RECOIL SPRING ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF TRACK ROLLER ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF CARRIER ROLLER ASSEMBLY
REMOVAL AND INSTALLATION OF CENTER SWIVEL JOINT ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF CENTER SWIVEL JOINT ASSEMBLY
REMOVAL AND INSTALLATION OF FLOOR FRAME ASSEMBLY
REMOVAL AND INSTALLATION OF SWING MOTOR AND SWING MACHINERY ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF SWING MOTOR AND SWING MACHINERY ASSEMBLY
REMOVAL AND INSTALLATION OF WORK EQUIPMENT ASSEMBLY
REMOVAL AND INSTALLATION OF REVOLVING FRAME ASSEMBLY
REMOVAL AND INSTALLATION OF SWING CIRCLE ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF CONTROL VALVE ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF HYDRAULIC CYLINDER ASSEMBLY
REMOVAL AND INSTALLATION OF AIR CONDITIONER UNIT ASSEMBLY
REMOVAL AND INSTALLATION OF OPERATOR’S CAB GLASS (STUCK GLASS)
REMOVAL AND INSTALLATION OF FRONT WINDOW ASSEMBLY
HYDRAULIC CIRCUIT DIAGRAM
PC40MR, 50MR-2 (Additional attachment circuit)
ELECTRICAL CIRCUIT DIAGRAM
PC27MR, 30MR-2 (1/2)
PC27MR, 30MR-2 (2/2)
PC40MR, 50MR-2 (1/2)
PC40MR, 50MR-2 (2/2)
**Total Pages: 630
**File Format: PDF
**Requirements: Adobe PDF Reader & WinZip
**Compatible: All Versions of Windows & Mac, Linux OS, Iphone, Ipad, Android etc…
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