Not the same problem but in case others have suffered leaks along the awning rail we had a similar problem with a new sunncamp ultima 180.
Caravan awning rail leaking.
It covers the stitching when the awning is out and prevents water sitting on the stitch line therefore stopping the chance of the leak.
Once it is cured you can do anything with it.
This is a three person job to remove replace because of the length to be handled.
The only downside is that in very windy conditions it does flap a bit.
Here s a clip from google kampa.
The cover serves 2 x purposes 1.
Next remove the rail trim.
This is a quick video showing what i used to seal repair my caravan from damp.
Note the poor quality mastic some was silicone sealant it was a right pain to remove don t use it for external sealing use the right stuff.
By ex gasman august 15 in caravan awnings.
Put some in a little plastic bottle with a spout squirt it in the awning rail and it will slide through easily likewise give all the zips a dose and they will be much freer.
Is the awning rail on the van at the correct height for the kampa air awning.
Therefore the stitching along the awning rail needs to be seam sealed this is usual for tents were the the fabric can t be taped sealed.
Kampa pop air awnings suit an awning rail height of 184 198 cm with the exception of the pop 260 air pro which suits a height of 168cm.
Now remove the rail screws.
Protects the awning when stored and during travel 2.
Surely the roof has a good slope to allow rain to run off.
Most of the stitched seams are factory taped but not the awning rail seam.
Then clean the old sealant off.
Also a dry day if you are serious about doing it.
This is a quick video showing what i used to seal repair my caravan from damp.
First remove the rail end caps.
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This heavy duty steel reinforced epoxy putty by evo stick is a quick solution to any leaks you might have in your caravan.
How to use this putty is quite straight forward.
Pretty yucky behind the end caps sealant is poor as well.
Leaking awning sign in to follow this.
Sealant can be applied along the rail and then replaced using stainless screws.