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03-12-2016, 05:19 AM
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#1
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Junior Member
Join Date: Feb 2016
Posts: 13
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RV Vent Fan on Batteries
How long can I leave my RV vent fan on at medium speed (#2) before my battery drains to 50%? I am safe to leave the fan on for 6 hours?
I have a 2015 Sunseeker 2300, everything is off except for the standard lights from the chagrin ports, Entertainment console and tv LED light. The fridge is running on LP.
Thank you
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03-12-2016, 05:24 AM
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#2
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Senior Member
Join Date: Apr 2015
Location: central arizona
Posts: 191
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The battery is running on LP........what does that mean??
__________________
2008 F250 6.4 diesel with 50 gal aux tank towing a 2015 Rockwood 2109s Minilite.
2015 Miles and nights
10040/31
2016 miles and nights
feb. 380/7......march 540/3
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03-12-2016, 05:25 AM
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#3
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Junior Member
Join Date: Feb 2016
Posts: 13
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I meant the fridge is running on LP has.
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03-12-2016, 10:34 AM
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#4
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2012 Solera
Join Date: May 2012
Posts: 1,824
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From a Google search, appears Fantastic Fan draws about 2.3 amps on mid-speed, 3 amps on high speed. Six hours would drain batteries about 15 amp-hours.
On our Solera with the factory installed dual size 27 batteries (about 200 amp hours total capacity) I have run the Fantastic Fan (with the fridge on propane ) that long a few times without a problem.
__________________
JLeising
2012 Solera "S"
Calif SF Bay Area
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03-12-2016, 12:45 PM
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#5
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Senior Member
Join Date: Feb 2015
Location: Marion, LA
Posts: 220
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I have a 2013 Sunseeker 2300 and have run the vent fan on low setting overnight with no problems. Now have a dual Interstate size 27 setup and don't give it a thought. I've upgraded all 3 vents to 3 stage Fantastic Fans and commonly use one "inflow" in the front an one "outflow" in the rear, sometimes reversed, overnight without a problem.
FYI. Factory batteries are junk. Maybe because made that way, maybe because of sitting unused at the factory/dealer. Doesn't matter which. They have a very short life!
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03-12-2016, 12:55 PM
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#6
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Site Team
Join Date: Oct 2014
Posts: 15,294
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Quote:
Originally Posted by Airbornemp
How long can I leave my RV vent fan on at medium speed (#2) before my battery drains to 50%? I am safe to leave the fan on for 6 hours?
I have a 2015 Sunseeker 2300, everything is off except for the standard lights from the chagrin ports, Entertainment console and tv LED light. The fridge is running on LP.
Thank you
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Fridge on ( either mode) means control board drawing 12V current, CO.Propane detector on also.
__________________
2015 Freedom Express 248RBS
TV 2015 Silverado HD2500 Duramax
TST Tire Monitors
Honda 2000I + Companion
2 100W solar panels
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03-12-2016, 12:58 PM
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#7
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Senior Member
Join Date: May 2013
Location: Florida
Posts: 312
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Quote:
Originally Posted by Airbornemp
I meant the fridge is running on LP has.
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Don't forget that even though you have the refrig operating on propane, it still is using a small amount 12v to run the refrig controls.
__________________
2013 Flagstaff 8528IKWS, 2006 F-350 6.0L
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03-12-2016, 06:14 PM
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#8
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Member
Join Date: May 2012
Posts: 40
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Fan
I leave my FF running all day to vent the trailer. Never had a problem with a single 27 DEEP CYCLE battery. Last year I added a flexible 100 watt solar panel to the top of my 21DS, ran the cables down the awning support, into the storage compartment, then out to a 10 amp controller and to the battery. I have absolutely no power worries now! Works year round. Just top off the water before your first trip of the season and periodically during.
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03-12-2016, 07:32 PM
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#9
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Senior Member
Join Date: Jul 2011
Location: New York
Posts: 323
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I have to ask?
Quote:
Originally Posted by deebarjay
The battery is running on LP........what does that mean??
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What do a battery and Propane have to do with one another?
__________________
B.Smith
2010 Cedar Creek Silverback 35ts
2001 GMC 2500HD w/ Allison & 8.1
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03-12-2016, 07:35 PM
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#10
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Senior Member
Join Date: Jul 2011
Location: New York
Posts: 323
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Since you cleared that up?
Quote:
Originally Posted by Airbornemp
I meant the fridge is running on LP has.
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You should be able to run most any rv fridge for 8 hrs on your battery (if it is charged and in good shape when you start)
__________________
B.Smith
2010 Cedar Creek Silverback 35ts
2001 GMC 2500HD w/ Allison & 8.1
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03-12-2016, 09:31 PM
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#11
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Senior Member
Join Date: Mar 2015
Location: Florida
Posts: 394
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Quote:
Originally Posted by Airbornemp
How long can I leave my RV vent fan on at medium speed (#2) before my battery drains to 50%? I am safe to leave the fan on for 6 hours?
I have a 2015 Sunseeker 2300, everything is off except for the standard lights from the chagrin ports, Entertainment console and tv LED light. The fridge is running on LP.
Thank you
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I've left our Fantastic Fan running on medium and high for days when we dry camp. We have 2 Trojan 6v golf cart batteries and the small amount of power the fan draws has not been a problem for us.
__________________
OldBob
I may be old but I'm trying, very trying.
2015 RAM 1500 - EcoDiesel
Rockwood Ultra V 2715VS
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03-13-2016, 03:13 AM
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#12
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Junior Member
Join Date: Feb 2016
Posts: 13
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Thank you for all your replies.
What kind of interstate batteries do you recommend? And do you run your fan simultaneously with your front cabin (passenger/driver) air conditioning unit? If so do you recommend max air vents?
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03-13-2016, 04:49 AM
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#13
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Senior Member
Join Date: Mar 2015
Location: Florida
Posts: 394
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Quote:
Originally Posted by Airbornemp
Thank you for all your replies.
What kind of interstate batteries do you recommend? And do you run your fan simultaneously with your front cabin (passenger/driver) air conditioning unit? If so do you recommend max air vents?
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Personally...I don't recommend Interstate batteries. They are made by Johnson Controls as are a majority of the batteries on the market. It is my opinion that 2 or 4 6v Golf cart batteries are the only way to go but that's just my personal opinion after over 60 years of towing and camping. Others will have their own opinions I'm sure. I am partial to Trojan Golf cart batteries but there are other brands that are well respected.
For me, dry camping is no different than when I am connected to shore power. I have inverters that supply 110v and a generator that will charge up my batteries when needed. I never have had to worry about power consumption.
__________________
OldBob
I may be old but I'm trying, very trying.
2015 RAM 1500 - EcoDiesel
Rockwood Ultra V 2715VS
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03-13-2016, 07:18 AM
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#14
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Member
Join Date: Apr 2014
Posts: 43
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If you install a Trimetric 2030RV you will be able to monitor the state of your batteries at a glance. I find I'm getting more use out of my available amp - hours now.
__________________
2013 GMC 2500 Duramax
- Ride-Rite airbags
2013 Work n Play 18EC
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03-13-2016, 07:40 AM
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#15
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Site Team
Join Date: Mar 2008
Location: Louisville, KY
Posts: 10,525
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Quote:
Originally Posted by silverback 35ts
You should be able to run most any rv fridge for 8 hrs on your battery (if it is charged and in good shape when you start)
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Probably for one day yes-- if you have the anti-condensation heater on
your fridge it makes a huge difference in battery life. For camping on battery
power you want to shut off or disconnect the heater if you have it.
See this thread for more info- http://www.forestriverforums.com/for...fe-101306.html
__________________
Peace!
Dan & Rita D
2017 Nissan Titan 5.6L King cab 4wd
2016 Evergreen Everlite 242RBS
29' empty nest model. Blue Ox WD hitch
(1 queen bed, large main cabin and huge bathroom)
Camping days 2010-53, 2011-47, 2012-41, 2013-41, 2014-31, 2015-40, 2016-44, 2017-63, 2018-75, 2019-32, 2020-41, 2021-49, 2022-43, 2023-66
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