SANY STG190C-8S Safety, Operation And Maintenance Manual page 12

Table of Contents
5.3.3 Regular Technical Maintenance Intervals.............................................................. 5-14
5.3.4 Maintenance for Long-time Stored Grader ............................................................ 5-16
5.3.5 Maintenance for the Engine ..................................................................................... 5-17
5.3.6 Maintenance for the Hydraulic System .................................................................. 5-32
5.3.7 Maintaining the A/C................................................................................................... 5-34
5.3.8 Maintaining the Rear Axle Components ................................................................ 5-39
5.3.9 Maintaining the Transmission.................................................................................. 5-45
5.3.10 Maintaining the Circle Drive................................................................................... 5-47
5.3.11 Maintaining the Work Implement........................................................................... 5-54
5.3.12 Maintaining the Blade ............................................................................................. 5-55
5.3.13 Key Hinged Components Lubrication................................................................... 5-56
5.3.14 Maintaining the Electric System............................................................................ 5-57
5.3.15 Filling Windshield Washing Fluid .......................................................................... 5-59
5.3.16 Checking/replacing Windshield Wiper ................................................................. 5-60
5.3.17 Check the Bolts........................................................................................................ 5-60
5.4 Maintenance Overview...................................................................................................... 5-60
5.4.1 Basic Principle ........................................................................................................... 5-60
5.4.2 Basic Maintenance Methods.................................................................................... 5-60
5.4.3 Replacing Scarifier Tooth Tip................................................................................... 5-62
5.4.4 Removing the Front Axle Assembly........................................................................ 5-62
5.4.5 Articulation Steering Cylinder .................................................................................. 5-66
6 Troubleshooting ..............................................................................................................6-1
6.1 Mechanical System...............................................................................................................6-3
6.1.1 Circle Drive ....................................................................................................................6-3
6.1.2 Parking Brake................................................................................................................6-4
6.1.3 Axle.................................................................................................................................6-4
6.2 Hydraulic System ..................................................................................................................6-4
6.3 Electrical System...................................................................................................................6-6
6.3.1 Power Supply and Engine...........................................................................................6-6
6.3.2 Abnormal A/C Operation .............................................................................................6-8
6.3.3 Auxiliary Electric System .............................................................................................6-8
6.4 A/C System ............................................................................................................................6-9
6.5 Engine...................................................................................................................................6-11
6.5.1 Engine Troubleshooting Procedures .......................................................................6-11
6.5.2 Engine Troubleshooting............................................................................................ 6-12
6.6 Transmission....................................................................................................................... 6-14
7 Technical Specification ...............................................................................................7-1
7.1 Dimension of the Equipment ...............................................................................................7-3
7.2 Technical Parameters...........................................................................................................7-4
VI
Safety, Operation and Maintenance Manual-March 2021
STG190C-8S Motor Grader