Doosan DH280 Excavator Shop Manual – PDF DOWNLOAD

Description

Doosan DH280 Excavator Shop Manual – PDF DOWNLOAD

DESCRIPTION:

Doosan DH280 Excavator Shop Manual – PDF DOWNLOAD

• Daewoo reserves the right to improve our products in a continuing process to provide the best possible product to the market place. These improvements can be implemented at any time with no obligation to change materials on previously sold products.
• It is recommended that consumers periodically contact their distributors for recent documentation on purchased equipment. This documentation may include attachments and optional equipment that is not available in your machine’s package.
• Please call your distributor for additional items that you may require. Illustrations used throughout this manual are used only as a representation of the actual piece of equipment, and may vary from the actual item. 2023-

TO THE CUSTOMERS

• This maintenance manual is designed to serve as a reference for customers and distributors of DHI. To maintain the excavator in optimum condition and retain maximum performance for a long time, CORRECT OPERATION and PROPER MAINTENANCE are essential.
• This manual is in detail explained about Specifications, Operation Principle, Diassembly, and Assembly, Troubleshooting. Therefore, when the machine goes wrong, repair the machine by correct procedure after reading this manual.
• If you have any questionaire or recommendation in connection with this manual, please do not hesitate to contact our head office, dealers or authorized service shop

TABLE OF CONTENTS:

Doosan DH280 Excavator Shop Manual – PDF DOWNLOAD

CONTENTS
(ENGINE :D2366)
SECTION I GENERAL INFORMATION I
2 PREVENTIVE MAINTENANCE 7
3 MAJOR MAINTENANCE I 7
4 COOLING SYSTEM 53
5 LUBRICATING SYSTEM 61
6 FUEL SYSTEM 67
7 ENGINE ELECTRICALS 1 17
SUPPLEMENT
I ENGINE TIGHTENING TORQUE I 3 I
2 MAINTENANCE SPECIFICATION 133
(DH 280: HYDRAULIC EQUIPMENTS)
SETION
SECTION I SPECIFICATIONS 141
SECTION 2 OPERATION PRINCIPLES
I GENERAL I 48
2 OPERATION CIRCUIT 150
SECTION 3 UPPER STRUCTURE
I CONSTRUCTION 159
2 MAIN PUMP I 60
3 PILOT PUMP I 75
4 REGULATOR 176
5 SWING DEVICE 189
6 CONTROL VALVE 216
7 SLOW RETURN VAL VE 236
8 CENTER JOINT 237
9 SWING BEARING 239
I 0 REMOTE CONTROL VAL VE 242
I I TRAVEL CONTROL VALVE 259
I 2 SELECTOR VALVE 263
13 OPTION VALVE 273
SECTION 4 UNDERCARRIAGE
I CONSTRUCTION 284
2 TRAVEL DEVICE 285
3 I OLER • 324
4 LOW ER ROLLER 327
5 UPPER ROLLER 330
6 TRACK SPRING AND TRACK ADJUSTING CYLINDER 333
SECTION 5 HYDRAULIC CYLINDER
I CONSTRUCTION 335
2 DISASSEMBLY AND ASSEMBLY 339
SECTION 6 ELECTRICAL SYSTEM • • 348
SECTION 7 TROUBLE SHOOTING METHODS 388
SECTION 8 MAINTENANCE STANDARDS 391
• Electric Circuit
• Hydraulic Circuit
CONTENTS PAGE
1 General Repair Instructions •••••• 2
2 General Description
2-1 Engine Characteristics 2
2-2 Main Specifications 3
2-3 Engine Performance Curve 4
3 External View of Engine , 5

DOOSAN DH280 EXCAVATOR SHOP MANUAL – PDF DOWNLOAD:

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PLEASE NOTE:

• This is not a physical manual but a digital manual – meaning no physical copy will be couriered to you. The manual can be yours in the next 2 mins as once you make the payment, you will be directed to the download page IMMEDIATELY.
• This is the same manual used by the dealers inorder to diagnose your vehicle of its faults.
• Require some other service manual or have any queries: please WRITE to us at [email protected]