2 gauge battery charge cable and alternator pigtail write up
#18
#21
Nice job Travis.
Questions for you as I'm kinda dumb about this: What would be the advantage or disadvantage to going straight from the fuse holder to the battery instead of thru the solenoid? Do you even need to go thru the solenoid? If not, what are the risks (what do you lose) by bypassing it?
I'm wanting to upgrade all my charge wires at some point and put on a bigger alt.
Questions for you as I'm kinda dumb about this: What would be the advantage or disadvantage to going straight from the fuse holder to the battery instead of thru the solenoid? Do you even need to go thru the solenoid? If not, what are the risks (what do you lose) by bypassing it?
I'm wanting to upgrade all my charge wires at some point and put on a bigger alt.
#22
Join Date: Aug 2007
Location: The boonies by Dallas OR
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I also used a lift gate plug for the pigtail to the camper. It is the size of a truck 7 pin connector but has two giant pins in it. Since I've done that I've never had a problem with low batteries in the camper.
#23
Nice job Travis.
Questions for you as I'm kinda dumb about this: What would be the advantage or disadvantage to going straight from the fuse holder to the battery instead of thru the solenoid? Do you even need to go thru the solenoid? If not, what are the risks (what do you lose) by bypassing it?
I'm wanting to upgrade all my charge wires at some point and put on a bigger alt.
Questions for you as I'm kinda dumb about this: What would be the advantage or disadvantage to going straight from the fuse holder to the battery instead of thru the solenoid? Do you even need to go thru the solenoid? If not, what are the risks (what do you lose) by bypassing it?
I'm wanting to upgrade all my charge wires at some point and put on a bigger alt.
It is cleaner to just run the wire to the solenoid so you don't have another wire on the battery and I tested last night with everything running on my truck last night. Voltage at the solenoid and battery voltage are exactly the same with everything running. I doubt there'd be any difference running straight to the battery.
#24
I put in the feed for my camper directly from the alternator and left the wiring to the truck battery alone. I figured that the bulk of the high current charging would be to the camper then I should just take the heavy wire to the alternator directly.
I also used a lift gate plug for the pigtail to the camper. It is the size of a truck 7 pin connector but has two giant pins in it. Since I've done that I've never had a problem with low batteries in the camper.
I also used a lift gate plug for the pigtail to the camper. It is the size of a truck 7 pin connector but has two giant pins in it. Since I've done that I've never had a problem with low batteries in the camper.
#25
Join Date: Aug 2007
Location: The boonies by Dallas OR
Posts: 1,507
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I did a post with pictures of the install on RV.net:
RV.Net Open Roads Forum: Truck Campers: Heavy gauge charging systems
RV.Net Open Roads Forum: Truck Campers: Heavy gauge charging systems
#28
#29
#30
What your going to end up doing is rather than having the yellow wire running all the way to the starter solenoid, put a ring terminal connector on it and attach it to the charge cable lug on the alternator