How do you excite an AC Delco alternator?
How do you excite an AC Delco alternator?
Take a small piece of wire and touch one end of it to the battery alternator terminal. Then touch the other end to the small “R” terminal. (Note: This may create a small spark, which is normal.) Remove the wire and start the vehicle.
Can a Delco Remy alternator be removed before auto start?
If you’ve installed an alternator and it won’t charge, don’t remove it just yet. Here’s why: most Delco Remy alternators have “Auto Start” capability that doesn’t require a separate wire to excite the alternator to charge.
What happens if I Disconnect the EXC wire at the alternator?
If I disconnect the EXC wire at the alternator, the ign light goes out on the switch panel. So this is telling me that no wires were crossed, etc. However, here is the weird part: With the EXC wire disconnected at the alternator, I can put a test light on the end of the wire and to the battery negative.
What do you need to know about an alternator Exciter?
What Is an Alternator Exciter? An alternator is an auto part that transmits power from the fuel system to the battery for operating vehicle accessories, such as the radio, headlights and air conditioning fans. A wire called an exciter generates the voltage needed for an alternator to start working once a vehicle is started.
What kind of wiring does an alternator use?
Three-wire Alternator: This setup uses a battery wire, ignition/warning light wire and voltage sensing wire, Three wires. the alternator to read voltage at some other point than the battery. Or the battery wiring is such that the battery is a long distance from the alternator.
How do you turn off the alternator on a Delco Remy?
With the vehicle ignition in the “off ” position, remove the rubber boot from the alternator battery terminal and the rubber grommet from the small “R” terminal. Take a small piece of wire and touch one end of it to the battery alternator terminal.
Why does one wire alternator not excite and charge battery?
The large voltage drop will trigger the field and the magnet should help excite the unit. Might need a new regulator in it, not a lot of money. Get out your meter. Crank the engine while probing the battery posts. It should not go under ~10.5vdc at least. When the engine is at idle, 14.0 -13.8 vdc. Stop engine.
How many terminals does a Delco 10si alternator have?
The kits that I offer use a new 63 amp Delco 10SI cloned alternator. Each kit comes with a mounting bracket, tightener bracket, correct size pulley, diode/exciter wire, and wiring instructions and wiring diagrams. 10SI Alternator Wiring. The 10SI has three terminals (including those with a 1 wire regulator).
What Is an Alternator Exciter? An alternator is an auto part that transmits power from the fuel system to the battery for operating vehicle accessories, such as the radio, headlights and air conditioning fans. A wire called an exciter generates the voltage needed for an alternator to start working once a vehicle is started.
