ELECTRICAL 11 C. ALTERNATOR i. SPECIFICATION 13.5V, 110A for 1.2L NG (Petrol CNG) Engine ii. CHECKS ON ENGINE START THE ENGINE I. Battery charge indicator lamp from Instruments Cluster does not glow: Check if LED is faulty. Checks fuse continuity. Replace if necessary. Connect an ammeter of suitable range in series with the positive terminal of the battery. Raise the engine speed to near about 2000 rpm and switch ‘ON’ the Head Lamp, Parking Lamp, Heater, Tail Lamp and other electrical loads. Rated current output should be reached without voltage dropping to 13 volts. Rated current output if not reaching, remove the alternator for thorough checks. Reduce the engine speed to near about 1500 rpm, and ensure that the ammeter reading falls around 3 to 5 Amps. Check the voltmeter reading. It should read between 13.8 to 14.2 volts. If not, remove the alternator and check the regulator. II. Warning lamp continues to glow: Check the belt tension. If found slack, adjust the belt deflection to the specified value. Repeat test. iii. REMOVAL AND REFITMENT OF ALTERNATOR: 1. Remove negative terminal of battery. 2. Disconnect the battery cable connections of the alternator and routine. 3. Remove mounting bolts and nuts of alternator Guard 4. Remove mounting bolts of alternator take it out.
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