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Hi When checking the voltage at the tach that you get from the fuel gauge should it be 24 volts? Ken

Hi The tach that I have is the one with the terminal stip. I used spade terminals with 18 gauge wire. I attached the power lead to the fuel gauge power wire and the ground to the ground screw on the instrument panel. The two wires to the sender, I stripped the insulation off of the wire and...

Tach still dosn't work Hi So I got a tach and It didn't work. On a previous post we thought it could be the sender so I got a new one and that didn't help. Just like before when I turn the switch to run the tach needle jumps to about one grand and then back to zero. It's like I'm not getting a...

Hi Well I got a new sender and it still will not work. When I turn on the ignition switch the pointer pounces up and then back to zero. My thinking is that I am getting power to the tach but for some reason the signal is not getting to the tach or whatever. I have hooked up a meter to the sender...

Juanprado I read 86humv's post's on this and it sounds like that is my problem also. I will check to make sure everything is wired right and that I am getting power and a good ground before I order a new sender. Thanks all for the inputs. Ken

Hi I installed a tach today and have a problem. This is the 3500 RPM tach with the terminal strip on the back. Anyway when I switch the ignition switch to run the tach will bounce up to about 1500 RPM and drop to zero right away and when I start the engine it sometimes will run up some RPM's and...