ELECTRICAL 26 8.3.3 STARTER MOTOR GENERAL DESCRIPTION: The starting system consists of Ignition switch, Starter relay, Battery, Starter motor and starter fuses. The starter motor has high power DC motor and starter solenoid which connects the battery voltage to motor to crank the engine. In TATA Safari Storme gear reduction starter motor is used. PRECAUTIONS: Do’s Starter motor should be firmly mounted on to the engine ensuring proper electrical grounding. Tightening torque for terminal connections and threaded Mounting hole should be as per specification. Before carrying out work on the engine near the Starter or on the Starter itself, the battery or power source must be disconnected. DONT’S For Starter Motor testing, avoid striking of power source cable with Starter Motor battery and solenoid terminals. In order protect Starter Motor terminals from painting marks, avoid application of grease. During painting of engine, avoid spread of paint on pinion, pinion shaft The Starter Motor should not be used as the prime mover for the vehicle as in cases where the vehicle gets drained of fuel and the Starter Motor is subjected to drive the vehicle. The starter motor should not be allowed to crank engine after 10 sec. if engine does not start. A gap of 10 sec. should be given between each successive attempt. Starter motor should not be opened before warranty period. ROUTINE CHECKS: Ensure that the starter motor mounting bolts to the engine are securely fastened for proper earthing. Check electrical connections are clean and tight. Cables should be examined for fractures particularly where the strands enter the terminal lugs. Inspect fixing bracket for any cracks Check the general condition of the battery. Ensure correct battery electrolyte level. Check smooth functioning of ignition key switch
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