how do you hook up a alternator on a 175 Massey Ferguson tractor with tach drive on it the plug has been cut off..
It can be done, yes. You could even hook up a digital display which shows your RPMs, fuel efficiency, engine fault codes, etc. if you wanted. They're available.
need to know where to hook coil wire is all i need to know.
To hook up a tachometer to a 2000 Harley Softail, first locate the ignition coil and find the negative terminal, which is usually marked with a "-" sign. Connect the tachometer's signal wire to this terminal. Then, connect the power and ground wires of the tachometer to a suitable power source and ground on the bike. Finally, ensure all connections are secure and test the tachometer by starting the bike.
To hook up an aftermarket tachometer to a 1994 Cavalier 2.2, you can connect the green wire from the tachometer to the negative side of the ignition coil. This will allow the tachometer to receive the signal it needs to accurately display engine RPMs. Be sure to consult your tachometer's manual for specific instructions on wiring.
You will need to hook up your tachometer to the coil connector. After disconnecting the throttle sensor and applying the hand brake, look for the plain black wire at the coil connector to hook it up to.
does it have a belt driven alternator ? you might be able to run it off the alternator like the jetta diesels do or any diesel for that matter but you may have to resize the alternator pulley to fine tune the readout. bosch alternators are used by vw but it gonna cost $$$. hope this helps
Noting, just install it and hook it up.
off the neg. coil wire just t in
Connect the green wire to the negative side of the coil.
alternator
wires are crossed or you have a short in the wiring from the alternator to the battery.