Tire pressure confusion 🤪

[C’More Fun Finder]

2021 Hymer Exsis-T 474

Reading through the manual, tire pressure should be 4.5 bar but at the dealer they said 5 and 5.5.

Who should I listen to Hymer or the Dealer?

Tires are Continental VancoCamper
215/70 R15 CP

 

[denisejoe]

5 bar is 72 psi sounds really high

 

[Revolvor]

This is a link to a document in Resources, that I received from Continental.

To make use of it you will need to have your van weighed in "touring" condition, so that you know the front and rear axle weights

https://www.motorhomefun.co.uk/forum/resources/continental-215-70-r15-109-r-cp-tyre-pressures.227/

 

[Jamesh]

Van weight???

CP tyres do run at higher pressure to stop the sidewalls deforming whilst stationery.

If your a regular user then van tyres would be a better ride next time round.

 

[Revolvor]

If you are happy using a spreadsheet, this Resource will show you you how axle weights change as you add or remove items from your MH.

So for example, you could weigh your MH with full water, 1/2 a tank of fuel, and then see how the weights are affected by emptying the water, filling with fuel, and adding 2 bikes on a bike rack.

Motorhome Weight Calculator

The aim of this Spreadsheet was to allow me to add or remove items from my MH, once I had been to a Weighbridge, but to still know the actual axle-weights. Although I am confident that I have sufficient Payload, I wanted to know accurate Axle...

www.motorhomefun.co.uk

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[Landy Andy]

Two people.
One is a massive organisation that designs builds and develops motorhomes. The other is a bloke that sells vans.

I know who I would listen too.