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  #1 (permalink)  
Old 04-14-2010, 06:41 AM
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Default Power to fuse box question

I converted my 2638 car to a 140 amp multi wire alternator with an upgraded voltage regular that replaced the original. I also switched the amp meter for a Smith volt meter. The battery has a fresh charge and well connected. There is no battery switch in line between the battery and solenoid. The problem is no power is getting to the fuse box. There is power to the solenoid but does not make it to the fuse box under the steering wheel side of the dash. The lights, fan, wipers also will not work. Is there a main fuse between the solenoid and fuse box that might have blown during the installation? Any comments on what might cause this would be appreciated.

Thanks for the help,

fecobra
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Old 04-14-2010, 06:47 AM
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FE, did you connect both leads from your amp meter together? need to complete the circuit
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Old 04-14-2010, 06:52 AM
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Default Amp meter

I did not hook them together but I did reconnect the amp meter and it did not solve the problem. I will connect the two and try again. Thanks for the suggestion.

Don
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Old 04-14-2010, 06:57 PM
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When you remove an AMP meter, you must permanently and securely connect the 2 wires originally on the back of the AMP meter together. All of the power must be routed thru an AMP meter to get a correct reading so those two wires are the main feed for the entire cars electrical users...There is also a master fuse on the drop down fuse panel. BTW...Your car is not wired to safely use a 140 Amp Alternator....Unless they have changed something I don't know about.
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Large, easy to read and trace schematics with part numbers, wire colors, wire gauge, fuses, and electrical upgrade information. Trouble-shooting and replacement part numbers for those roadside repair adventures.
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Last edited by Blas; 04-14-2010 at 07:28 PM..
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Old 04-14-2010, 07:28 PM
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Default Wiring Reply

Thanks much for the info. This is very helpful. I am also anxious to get the wiring diagram I ordered from you. I understand from the others that they are a must have.

I will have at it tomorrow and connect the two amp meter wires and check the fuse you mentioned.

Thanks again, Don
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Old 04-14-2010, 07:58 PM
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Thanks for the kind words Don,
It was in the mail as promised...Probably arrive tomorrow or Friday...
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Old 04-15-2010, 02:19 AM
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Not that hard to route a fresh lead and put in a protection.
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Old 04-16-2010, 08:32 AM
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Default New Lead

What is involved with running a new lead? I did change the voltage regulator to a higher amp capacity. Any info will be appreciated as I am tired of the low amp alternator and the pegging of the amp meter when the fans are running especially at night with the lights on. I am installing the volt meter and I probably will put an alternator light somewhere that is inconspicuous. I live in Houston and the fans are a must even in the afternoon when it gets to 100.

Thanks, Don
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Old 04-18-2010, 12:40 PM
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Default Fixed

Thanks for the help,

There were two things going on. I connected the amp meter wires and had to replace the main 80 amp fuse at the fuse box. Had two variables going on at one time. I just needed to calm down and take a systematic approach along with the great wiring diagram.

Don
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Old 04-19-2010, 12:22 AM
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There ya go >!
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