Description

Doosan DX300MH-5 Excavator Operation and Maintenance Manual (Serial Number 1001 and Up)

Doosan DX300MH-5 Excavator Index:

Foreword …………………………………………………………………………0-1
AEM Safety Manual
(North America Only) ………………………………………………………………. 0-6
Federal Emission Control Systems……………………………………………. 0-7
Safety………………………………………………………………………………1-1
Safety Decals…………………………………………………………………………. 1-2
General ……………………………………………………………………………….. 1-20
Transportation………………………………………………………………………. 1-33
Operation …………………………………………………………………………….. 1-35
Maintenance ………………………………………………………………………… 1-53
Environment and Circumstances …………………………………………….. 1-70
Operating Controls…………………………………………………………..2-1
Component Locations……………………………………………………………… 2-2
Operator’s Area………………………………………………………………………. 2-8
Operational Controls and Panels …………………………………………….. 2-10
Tilting Riser ………………………………………………………………………….. 2-30
Elevating Cab……………………………………………………………………….. 2-39
Display Monitor …………………………………………………………………….. 2-40
User Menu …………………………………………………………………………… 2-64
Heater and Air Conditioner Control Panel…………………………………. 2-95
Stereo ……………………………………………………………………………….. 2-101
Miscellaneous Electrical Devices…………………………………………… 2-102
Seat Adjustment………………………………………………………………….. 2-104
Engine Emergency Stop Switch…………………………………………….. 2-108
Emergency Exit Glass Breaking Tool …………………………………….. 2-108

Miscellaneous Convenience Devices …………………………………….. 2-109
Miscellaneous Access Covers and Doors……………………………….. 2-116
Air Gun and Compressor (Optional) ………………………………………. 2-118
Operation…………………………………………………………………………3-1
To Operate a New Material Handler ………………………………………….. 3-1
Starting and Stopping Engine …………………………………………………… 3-2
Safety Lever…………………………………………………………………………. 3-18
Travel ………………………………………………………………………………….. 3-19
Operating Instructions……………………………………………………………. 3-25
Operating Precautions …………………………………………………………… 3-36
Parking Material Handler ……………………………………………………….. 3-42
Towing Procedure…………………………………………………………………. 3-43
Attachments …………………………………………………………………………. 3-44
Lifting Objects ………………………………………………………………………. 3-49
Operation Under Abnormal Conditions …………………………………….. 3-51
Long Term Storage ……………………………………………………………….. 3-57
Inspection, Maintenance and Adjustment………………………….4-1
Maintenance Information …………………………………………………………. 4-1
Machine Setup Position for Maintenance …………………………………… 4-5
Maintenance Handling Access………………………………………………… 4-12
Handling Oil, Fuel, DEF (AdBlue®), Coolant …………………………….. 4-14
Electrical System Maintenance……………………………………………….. 4-19
Recommend Fuel, Coolant, and Lubricant ……………………………….. 4-20
Fluid Capacities ……………………………………………………………………. 4-26
Table of Recommended Lubricants …………………………………………. 4-27
Maintenance Intervals……………………………………………………………. 4-29
10 Hour / Daily Service ………………………………………………………….. 4-32
50 Hour / Weekly Service ………………………………………………………. 4-46
250 Hour / Monthly Service…………………………………………………….. 4-52
Table of Contents
III
DX300MH-5
500 Hour / 3 Month Service ……………………………………………………. 4-57
1,000 Hour / 6 Month Service …………………………………………………. 4-72
2,000 Hour / Yearly Service ……………………………………………………. 4-84
4,000 Hour / Biennial Service …………………………………………………. 4-94
12,000 Hour / 6 Year Service………………………………………………….. 4-95
Air-conditioning System …………………………………………………………. 4-96
Bolt and Nut Inspection………………………………………………………….. 4-97
Electrical System ………………………………………………………………… 4-107
Engine Cooling System………………………………………………………… 4-112
Fuel Transfer Pump (Optional) ……………………………………………… 4-115
Handling of Accumulator………………………………………………………. 4-118
Track Tension …………………………………………………………………….. 4-119
Venting and Priming Hydraulic System…………………………………… 4-121
Maintenance in Special Conditions………………………………………… 4-123
Transportation………………………………………………………………….5-1
Loading and Unloading ……………………………………………………………. 5-1
Lifting Machine……………………………………………………………………… 5-10
Troubleshooting……………………………………………………………….6-1
Electrical System ……………………………………………………………………. 6-1
Engine…………………………………………………………………………………… 6-2
Variable Geometry Turbocharger (VGT)…………………………………….. 6-6
Hydraulic System ……………………………………………………………………. 6-7
Air Compressor (Optional) ……………………………………………………….. 6-8
Swing System ………………………………………………………………………… 6-9
Travel System………………………………………………………………………… 6-9
Hydraulic Fan Drive System …………………………………………………… 6-10
Elevating Cab……………………………………………………………………….. 6-11
Tilting Riser ………………………………………………………………………….. 6-11

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