Jayco RV Owners Forum
 


Reply
 
Thread Tools Display Modes
 
Old 10-17-2016, 10:56 AM   #1
Junior Member
 
Join Date: Jun 2014
Location: New Middletown
Posts: 2
Sewer oder in trailer

Hello, New to forum. We have a 2006 Designer 36 RLTS. Sometime when we enter rig we have a sewer oder. Not all the time. It doesn't make any difference if tanks are full, half empty or empty. I'm thinking the vent under the sink not working correctly? Any thoughts as what to look for?
__________________

Cubman9000 is offline   Reply With Quote
Old 10-17-2016, 11:18 AM   #2
Senior Member
 
mike837go's Avatar
 
Join Date: May 2015
Location: Campbell Hall
Posts: 2,511
Quote:
Originally Posted by Cubman9000 View Post
Hello, New to forum. We have a 2006 Designer 36 RLTS. Sometime when we enter rig we have a sewer oder. Not all the time. It doesn't make any difference if tanks are full, half empty or empty. I'm thinking the vent under the sink not working correctly? Any thoughts as what to look for?
Vent UNDER? the sink.

There shouldn't be one.

If there is an open waste pipe (even an admittance valve) it has to be above the top of the sink.

Cap it or find out where it is supposed to connect to.
__________________

__________________
TT 2015 19RD "TheJayco"
TV 2003 F-350 "Montblanc" - Housebroken chore truck


Sitting in The Cheap Seats.
And proud of it!
mike837go is offline   Reply With Quote
Old 10-17-2016, 11:19 AM   #3
Senior Member
 
Join Date: Aug 2015
Location: Wasaga Beach
Posts: 176
Do you have a roof vent near the stack exit that is open when you smell the odor?
__________________
2011 Ford F350 CC LB DRW
2014 Eagle Premier 361REQS
PlayersZ28 is offline   Reply With Quote
Old 10-17-2016, 12:10 PM   #4
Senior Member
 
Join Date: Apr 2016
Location: SW Washington
Posts: 664
Just something to check, and it is likely not your issue but:

I had a neighbor who called me over the other day for the same exact reason. He was getting a strong odor that he described as being like a sewer pipe.

When I entered the trailer I knew exactly what it was. His batteries were cooking and gassing off. A cell had shorted out.

Anyway, just check your batteries and make sure they are not hot.
__________________
2009 F350 CC LB 4WD
2017 Jayco 355MBQS
Rustysocket is online now   Reply With Quote
Old 10-17-2016, 12:39 PM   #5
Senior Member
 
Join Date: Apr 2014
Location: Calgary
Posts: 599
We have two roof vents near our vent stack and if the wind is blowing right and the vent fans are operating they can pull odors into the trailer.

One other possibility....

Cheers
__________________
2014 Jayco Swift 281BHS, 300W Solar!
2015 F250 XLT 4x4 Crew Cab, Short box, 6.2 gas
Subaru297 is offline   Reply With Quote
Old 10-17-2016, 01:04 PM   #6
Junior Member
 
Join Date: May 2015
Location: Crosby
Posts: 9
If the gray tanks get too funky they can smell like sewer gas too.

Stick your nose over your sinks and give them a whiff.

If it's there- I usually sanitize with a heavy dose of bleach in each one.
Add bleach, fill up tank, let sit, then drain. Works for me.
00buck is offline   Reply With Quote
Old 10-17-2016, 02:45 PM   #7
Site Team
 
norty1's Avatar
 
Join Date: Jan 2011
Location: Charleston, SC
Posts: 9,847
Sewer oder in trailer

Yes the under sink valves are under many rv sinks..Called AAVs Air admittance valves. They can fail to seal sometimes and can admit some foul fumes. They can be tapped or even cleaned. Just a ball valve that may fail to seat.

https://www.bing.com/search?q=air+ad...NiUK6O&PC=DCTE

Here is one on my rv.
__________________
Moderator
2011 351RLTS Eagle, Mor/Ryde suspension & pin box
06 F350 Lariat PSD, SRW, LB, CC, EGR delete kit, 16K DrawTite hitch, Timbrens, TST TPMS

Can't find what you're looking on JOF? Try:Jayco Owners Forum Custom Google Search
"It's easier to fool people than to convince them that they have been fooled." - Mark Twain
norty1 is offline   Reply With Quote
Old 10-17-2016, 03:56 PM   #8
Senior Member
 
Join Date: Aug 2015
Location: Ottawa, ON
Posts: 616
Quote:
Originally Posted by mike837go View Post
Vent UNDER? the sink.

There shouldn't be one.

If there is an open waste pipe (even an admittance valve) it has to be above the top of the sink.

Cap it or find out where it is supposed to connect to.
In the building code, yes. AAV's, where permitted, should be located above the spill level of the associated fixture.

In the RV code...
Oh wait, we don't need no stinkin' RV code...

(Pun wasn't intended, but it works...)

Cubman, one other modification that many say works well. There are vent caps that can prevent backpressure through the roof vents (if equipped). They work like an airfoil to keep constant negative pressure on the tank stack - sucks the odors out of the tank instead of letting them backup into the trailer when the wind is right. I haven't personally tried them, but did a bit of research and a lot people believe in them. Is on my future mods list.

https://www.amazon.com/360-Siphon-RV...ank+vent+cover
__________________
2011 Jayco X19H (purchased 2015)
2008 Jayco 1007 PUP (purchased new, traded for the X19)
2012 Chev Traverse LT with TP
bankr63 is offline   Reply With Quote
Old 10-17-2016, 08:16 PM   #9
Junior Member
 
Join Date: Jun 2014
Location: New Middletown
Posts: 2
Found It, The admittance valve rubber seal was gummed open. Cleaned it and now it seals. Thanks for the help. Happy trails.
Cubman9000 is offline   Reply With Quote
Old 10-17-2016, 08:22 PM   #10
Senior Member
 
abarkl's Avatar
 
Join Date: Nov 2015
Location: Phoenix, AZ (2008 Seneca 35GS Diesel)
Posts: 844
Quote:
Originally Posted by Cubman9000 View Post
Found It, The admittance valve rubber seal was gummed open. Cleaned it and now it seals. Thanks for the help. Happy trails.
Ours has one on the grey and one on the black tank.
__________________

abarkl is offline   Reply With Quote
Reply

Thread Tools
Display Modes

Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off
Trackbacks are Off
Pingbacks are Off
Refbacks are Off


» Virginia State Campgrounds

Reviews provided by

Powered by vBadvanced CMPS v3.2.3

All times are GMT -6. The time now is 05:16 PM.


Powered by vBulletin® Version 3.8.8 Beta 1
Copyright ©2000 - 2016, vBulletin Solutions, Inc.
Copyright 2002-2016 Social Knowledge, LLC All Rights Reserved.