Service Manual

iiiDingo TX420, TX425 Series Service Manual Rev. 000
TABLE OF CONTENTS
SAFETY INFORMATION
General Information ......................................................................................................................1-1
Think Safety First..........................................................................................................................1-1
SPECIFICATIONS
General Specifi cations..................................................................................................................2-1
Dimensions ...................................................................................................................................2-1
Periodic Maintenance Items .........................................................................................................2-2
Performance TX420 .....................................................................................................................2-2
Performance TX425 .....................................................................................................................2-2
Hydraulic System TX420 ..............................................................................................................2-3
Hydraulic System TX420 cont. .....................................................................................................2-4
Electrical System TX420 ..............................................................................................................2-4
Track System TX420 ....................................................................................................................2-4
Hydraulic System TX425 ..............................................................................................................2-5
Hydraulic System TX425 cont. .....................................................................................................2-6
Electrical System TX425 ..............................................................................................................2-6
Track System TX425 ....................................................................................................................2-6
Torque Specifi cations ...................................................................................................................2-7
Standard Torque for Dry, Zinc Plated, and Steel Fasteners (Inch Series) ..................................2-8
Standard Torque for Dry, Zinc and Steel Fasteners (Metric Series) ...........................................2-9
Other Torque Specifi cations .....................................................................................................2-10
Equivalents and Conversions ...................................................................................................2-11
U.S. to Metric Conversions .........................................................................................................2-12
MAINTENANCE
Recommended Maintenance Schedule........................................................................................3-1
Greasing the Traction Unit ............................................................................................................3-2
Maintaining the Road Wheels.......................................................................................................3-3
Hydraulic Reservoir Tank ..............................................................................................................3-4
Location .................................................................................................................................3-4
Checking the Hydraulic Fluid .................................................................................................3-4
Replacing the Hydraulic Filter.......................................................................................................3-5
Changing the Hydraulic Fluid .......................................................................................................3-6
Checking the Hydraulic Lines .......................................................................................................3-7
Vents - Hydraulic Tank ..................................................................................................................3-7
Engine Servicing...........................................................................................................................3-8
Air Filter ........................................................................................................................................3-9
Fuse Block ....................................................................................................................................3-9
Belt, Hydrostatic Pumps .............................................................................................................3-10
Track Inspection .........................................................................................................................3-10
Battery Maintenance...................................................................................................................3-11
Testing ........................................................................................................................................3-12
Special Tools ..............................................................................................................................3-12