Where oh where is it?

The Rookie

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RV LIFE Pro
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Jul 27, 2024
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203
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Ft Irwin
2017 Windsport 29M

Where is the fresh water tank vent/overfill? I have the tank drain and low point drains identified, I do not see a 4th hose under the coach. Could be as simple as the fresh water inlet is also the vent/overfill?
 
2017 Windsport 29M

Where is the fresh water tank vent/overfill? I have the tank drain and low point drains identified, I do not see a 4th hose under the coach. Could be as simple as the fresh water inlet is also the vent/overfill?

Yes. Look at your gravity fill. Besides the large opening is a smaller opening with a screen in it. Look hard - insects may have "cemented" it over closing it off and making it hard to see.

30 seconds in:

 
Last edited:
Pull up the dinette seat cushions and the plywood cover on top of your water tank (seat closest to the door). The fill and vent hoses are right there.


Can't miss them.
 
That gravity fill tube runs down into the top of your freshwater tank. Usually right beside that fill tube will be a smaller vent tube... which is routed alongside the fill tube, and connects to the filler receptacle with a screen as shown.

When filling my freshwater tank I will often purposely over-fill the tank until the water backflows and gushes out the vent. This tends to flush out any debris/insects that may be blocking the vent.
 
That gravity fill tube runs down into the top of your freshwater tank. Usually right beside that fill tube will be a smaller vent tube... which is routed alongside the fill tube, and connects to the filler receptacle with a screen as shown.

When filling my freshwater tank I will often purposely over-fill the tank until the water backflows and gushes out the vent. This tends to flush out any debris/insects that may be blocking the vent.

Great info thanks
 

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