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Search took 0.00 seconds. Search: Posts Made By: hbn7hj
Forum: Electrical | Charging, Systems, Solar and Generators 01-15-2019, 08:58 PM
Replies: 31
Views: 8,489
Posted By hbn7hj
Just passed the smoke test for the DC to DC...

Just passed the smoke test for the DC to DC charger from the alternator to the lithium battery. Both batteries now charge when driving.

I must have used 60ft of 6 gauge welding cable because that...
Forum: Electrical | Charging, Systems, Solar and Generators 12-29-2018, 10:23 PM
Replies: 31
Views: 8,489
Posted By hbn7hj
We are pretty much done here. I am going to put a...

We are pretty much done here. I am going to put a DC to DC charger between the alternator and the lithium battery dialed down to 40 amps. Toggle switch up charges FLA from lithium, toggle switch down...
Forum: Electrical | Charging, Systems, Solar and Generators 12-27-2018, 10:54 PM
Replies: 31
Views: 8,489
Posted By hbn7hj
Class B hybrid battery system is a very different animal

My trip through southern New Mexico has been very enlightening, power wise.

A hybrid battery system for a class C that doesn't move is very different from one for a class B that moves.

The...
Forum: Electrical | Charging, Systems, Solar and Generators 12-26-2018, 11:29 PM
Replies: 31
Views: 8,489
Posted By hbn7hj
Obviously the lithium battery in a class B hybrid...

Obviously the lithium battery in a class B hybrid system must also charge while driving.

One way is to set the battery switch to both, another way would be to put another Kisae DC to DC charger...
Forum: Electrical | Charging, Systems, Solar and Generators 12-24-2018, 03:08 AM
Replies: 31
Views: 8,489
Posted By hbn7hj
Those of you that have them, do any/all lithium...

Those of you that have them, do any/all lithium systems charge directly from the alternator?
Forum: Electrical | Charging, Systems, Solar and Generators 12-23-2018, 08:45 PM
Replies: 31
Views: 8,489
Posted By hbn7hj
We just shorted the two batteries together after...

We just shorted the two batteries together after starting the engine. Original voltage was 14.7 but dropped down. I can't check it from the driver's seat but 20 minutes later it was 13.7 volts. I...
Forum: Electrical | Charging, Systems, Solar and Generators 12-23-2018, 03:56 PM
Replies: 31
Views: 8,489
Posted By hbn7hj
Back to the topic at hand. The lithium charges...

Back to the topic at hand. The lithium charges very well from the alternator when set to both. FLA was at 100%, lithium at 85%. Fully charged in 20 minutes. I need a house voltage read out on the...
Forum: Electrical | Charging, Systems, Solar and Generators 12-23-2018, 01:22 AM
Replies: 31
Views: 8,489
Posted By hbn7hj
Mary, while installing the Trimetric battery...

Mary, while installing the Trimetric battery monitor note the brand and model of power panel/converter. You can decide later whether you want to upgrade it or install a battery charger for the lead...
Forum: Electrical | Charging, Systems, Solar and Generators 12-22-2018, 06:54 PM
Replies: 31
Views: 8,489
Posted By hbn7hj
Mary, when you are ready, start a new thread...

Mary, when you are ready, start a new thread titled "99 Coachmen battery/charger upgrade", or something similar. The first step would be to make better use of what you have and the Trimetric monitor...
Forum: Electrical | Charging, Systems, Solar and Generators 12-22-2018, 05:56 AM
Replies: 31
Views: 8,489
Posted By hbn7hj
You are just baiting us, right? This group has...

You are just baiting us, right? This group has been working on just that the last year. It is not a trivial job but can be done. This thread is about that very thing without the details.

Peteco is...
Forum: Electrical | Charging, Systems, Solar and Generators 12-22-2018, 12:37 AM
Replies: 31
Views: 8,489
Posted By hbn7hj
System installed, passed the smoke test. The DC...

System installed, passed the smoke test. The DC to DC charger charges whether or not the control input is high or low. There is a menu input to make that happen but it is set in the mode where it...
Forum: Electrical | Charging, Systems, Solar and Generators 12-19-2018, 02:19 PM
Replies: 31
Views: 8,489
Posted By hbn7hj
"Heating pads are not a viable option" "Why...

"Heating pads are not a viable option"

"Why is that?"

Waste of energy and we have so little. Were we talking of 800ah systems it would be different, I think.

I'll take your admonition. And...
Forum: Electrical | Charging, Systems, Solar and Generators 12-19-2018, 03:58 AM
Replies: 31
Views: 8,489
Posted By hbn7hj
May as well have the discussion here. ...

May as well have the discussion here.

Lithium is a better battery than lead acid. It charges like adding fuel to a fuel tank: the same rate till full. A full lithium system would be the best...
Forum: Electrical | Charging, Systems, Solar and Generators 12-18-2018, 03:23 PM
Replies: 31
Views: 8,489
Posted By hbn7hj
Thanks for the note. I will confess I don't...

Thanks for the note. I will confess I don't understand the lack of interest. It works so very, very well. The AGM battery box is not heated so it may as well carry AGM batteries. Adding lithium...
Forum: Electrical | Charging, Systems, Solar and Generators 12-17-2018, 03:07 AM
Replies: 31
Views: 8,489
Posted By hbn7hj
There is no indication that anyone else is...

There is no indication that anyone else is putting in a hybrid battery system but in completing such in the Roadtrek I have made an observation. A fifty amp capable DC switch between the lithium...
Forum: Electrical | Charging, Systems, Solar and Generators 11-27-2018, 11:32 PM
Replies: 31
Views: 8,489
Posted By hbn7hj
2003 Roadtrek hybrid battery system

More parts yet to arrive but the location for the A-B-Both switch (left of refrigerator, right of access door to water valve and water heater)and the 100 amp hour lithium battery (aft of fender well,...
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