CHAPTER 7 ELECTRICAL SYSTEM TROUBLESHOOTING AND MAINTENANCE

Section I. CHARGING SYSTEM TROUBLESHOOTING.

TM-5-3805-261-20 Grader Heavy Road Motorized (Caterpillar Model 130 G) Manual
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TM 5-3805-261-20 CHAPTER 7 ELECTRICAL SYSTEM TROUBLESHOOTING AND MAINTENANCE CHAPTER OVERVIEW The purpose of this chapter is to help the technician efficiently troubleshoot and repair malfunctioning equipment and to perform authorized organizational support level maintenance procedures on the 130G Grader. INDEX Section Title Paragraph Page I CHARGING SYSTEM TROUBLESHOOTING General Information 7-1 7-7 Charging System Troubleshooting Procedures 7-2 7-7 Charging System STE/ICE Tests 7-3 7-8 II CHARGING SYSTEM MAINTENANCE Charging System Maintenance Procedures 7-4 7-10 Alternator 7-5 7-11 Alternator Mountings 7-6 7-16 III STARTING MOTOR TROUBLESHOOTING General Information 7-7 7-19 Starting Motor Troubleshooting Procedures 7-8 7-19 Starting System STE/ICE Tests 7-9 7-21 IV STARTING MOTOR MAINTENANCE Starting Motor Maintenance Procedures 7-10 7-36 Starting Motor 7-11 7-37 Solenoid (Delco-Remy) 7-12 7-41 Solenoid (Prestolite) 7-13 7-44 Solenoid (Bosch) 7-14 7-48 V STEERING CONTROL CONSOLE TROUBLESHOOTING General Information 7-15 7-51 Steering Control Console Troubleshooting Procedures 7-16 7-51 7-1

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