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Testing Electric Fuel Pump Before Install #1460780
07/01/13 10:20 AM
07/01/13 10:20 AM
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Indiana
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YO7_A66 Offline OP
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I am currently installing an electric fuel pump and before I put fuel through it, I just want to make sure that the pump itself works. I am tired of buying brand new electrical parts then installing them to find out that they are bad out of the box.
I wanted to test the pump just to see if it would spin before I mounted it up. So I quickly put the black wire on the negative side of the battery and then touched the red wire on the positive side of the battery and all I got was a spark at the positive battery terminal. I then decided that this may not be the best way to test it, so now I am asking how to test it properly before I mount it.

Thanks


1970 YO7 A66 [Canadian Export] F8 Challenger
340 (Currently in shop for stroker assy.)
Re: Testing Electric Fuel Pump Before Install [Re: YO7_A66] #1460781
07/01/13 10:35 AM
07/01/13 10:35 AM
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Lincoln Nebraska
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RapidRobert Offline
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Electrically that is how it is hooked up, no mistake there with what you did with the connections.


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Re: Testing Electric Fuel Pump Before Install [Re: RapidRobert] #1460782
07/01/13 10:57 AM
07/01/13 10:57 AM
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s.w.fl
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bonefish Offline
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you might not have a firm enough connection,clamp the red wire firmly to the bat. then push down firmly with the ground.

Re: Testing Electric Fuel Pump Before Install [Re: bonefish] #1460783
07/01/13 11:11 AM
07/01/13 11:11 AM
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YO7_A66 Offline OP
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I need to install the electrical connectors, so I will try and retest it with better connections.
Thanks


1970 YO7 A66 [Canadian Export] F8 Challenger
340 (Currently in shop for stroker assy.)
Re: Testing Electric Fuel Pump Before Install [Re: YO7_A66] #1460784
07/01/13 10:25 PM
07/01/13 10:25 PM
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YO7_A66 Offline OP
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I put connectors on the wires and tried again. No pump movement and the top of the motor started getting warm. Unless the Holley Red pump is quiet as a mouse, then this pump has issues.
Do these pumps get tested at the factory with white pipe dope? What got me to worry about this pump is when I pulled it out of the box, there was white thread sealant in the ports.
I wonder if this was re-packaged at Summit.
Before I call Summit, are there any chances that this pump is good?

Thanks


1970 YO7 A66 [Canadian Export] F8 Challenger
340 (Currently in shop for stroker assy.)
Re: Testing Electric Fuel Pump Before Install [Re: YO7_A66] #1460785
07/01/13 11:14 PM
07/01/13 11:14 PM
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Lincoln Nebraska
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RapidRobert Offline
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it's been used if it came with no NPT fittings & there's pipe dope on the female threads of the pump. You hooked it right electrically as the spark tells you there is complete circuit continuity. It's a bad pump


live every 24 hour block of time like it's your last day on earth
Re: Testing Electric Fuel Pump Before Install [Re: RapidRobert] #1460786
07/02/13 12:24 AM
07/02/13 12:24 AM
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Morrow, OH
markz528 Offline
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They do not like to be run dry. You could ruin a pump running it dry. If it is not spinning it might be tight from have having fuel as lubrication.


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Re: Testing Electric Fuel Pump Before Install [Re: markz528] #1460787
07/02/13 07:25 AM
07/02/13 07:25 AM
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YO7_A66 Offline OP
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My plan was to just hear it spin (quick test before hooking it up)and stop, but it never spun.
I will be calling Summit to get a replacement.

Thanks allot.


1970 YO7 A66 [Canadian Export] F8 Challenger
340 (Currently in shop for stroker assy.)
Re: Testing Electric Fuel Pump Before Install [Re: YO7_A66] #1460788
07/02/13 09:30 AM
07/02/13 09:30 AM
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Indiana
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YO7_A66 Offline OP
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I contacted Summit and they will exchange it with no problems. They did say that Holley sends these boxed and ready to ship, so if anyone re-packaged the pump, it was Holley. They have one being shipped out today and I just need to ship mine back for a full refund.


Thanks for your help everyone.


1970 YO7 A66 [Canadian Export] F8 Challenger
340 (Currently in shop for stroker assy.)
Re: Testing Electric Fuel Pump Before Install [Re: YO7_A66] #1460789
07/05/13 05:10 PM
07/05/13 05:10 PM
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Indiana
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YO7_A66 Offline OP
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I received my second pump from Summit and I touched the wires (very quickly) to the battery and it spun!

Thanks guys


1970 YO7 A66 [Canadian Export] F8 Challenger
340 (Currently in shop for stroker assy.)






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