Can you short circuit an alternator?
Subject: RE: Can an alternator short circuit? yes alternator windings or rectifier bridge can short out.
Which wire is the exciter wire on alternator?
The wire is connected to the “L” terminal of the alternator. The exciter wire is used to turn on the voltage regulator. This wire, when unplugged, should have approx. 12.5 volts with the key on.
How do you check for a shorted alternator?
Disconnect the big main cable to the alternator and see if the short goes away. If it does, then use your meter to measure the ohms between the alternator post and the alternator case. You should have continuity in one direction and if you switch leads you’ll have no continuity.
Why are there wires on the alternator body?
Sure they just add wires to cars to reduce profits. All the wires on the alternator serve a purpose they are not for decoration the large wire is the positive and feeds the battery the small wire D+energies the field. The negative is through the alternator body to save wiring! My car battery keeps draining but it’s new and the alternator is good.
What does it mean if your alternator is shorted in both directions?
You should have continuity in one direction and if you switch leads you’ll have no continuity. This will tell you the diodes are good or shorted in the alternator. If you have continuity in both directions then the large post is grounded or the internal diodes are bad.
How do you wire a 1 wire alternator?
Simply connect one wire from the positive battery terminal to the positive alternator terminal. It’s that easy! #1 (Left terminal) NO CHARGE WARNING LIGHT Note that our 1-wire alternators 7127, 7139 and 7140 permits the use of a no charge warning/dashboard indicator light. To wire a warning light, remove the terminal plug cover
Are there any Ford wire alternators left in stock?
Only 1 left in stock (more on the way). . Only 8 left in stock (more on the way). . Only 2 left in stock – order soon. . Only 11 left in stock – order soon. . Only 15 left in stock – order soon. . . . Only 2 left in stock – order soon. . Only 1 left in stock – order soon. . Only 2 left in stock – order soon.