Page 237 - Mechanic Diesel - TT
P. 237
MECHANIC DIESEL - CITS
Troubles and remedies of charging system
Alternator not producing current
Sl. No. Possible causes Remedies
1 Loose V- belt, drive Adjust the belt or replace
2 Defective voltage regulator Adjust it is points or replace
Clean the brush holder checkup brushes, if worn out
3 Stick brushes of slip ring or worn out brushes
replace it
4 Short circuit in charging system Rectify the short circuit and tape it
If short is outside the coil, tape it inside, rewind the
5 Stator winding short
stator
6 Short or defective diodes Replace it
7 Short circuit in rotor wiring Repair if possible or change the rotor
Replace the fuse but check the defect is due to not
8 Blow out charging circuit fuse
proper earth in regulator or adjustment not proper
9 Poor charge/alternator magnet moisture Vacuum motor oil seal check
Alternator producing less current
Sl. No. Possible causes Remedies
1 Diodes not working effectively Replace it
2 Slipping of alternator drive belt Replace or adjust it
3 Short diodes Replace it
4 Short circuit in stator winding Rewind or replace the stator
5 Dirty or loose wiring connection Clean and fix this correctly
6 Faulty setting of voltage regulator Adjust voltage regulator correctly
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CITS : Automotive - Mechanic Diesel - Lesson 67 - 70
