With an under-adjusted setup your hitch is not unloading the rear axle sufficiently, giving back as much steering control as it could, nor is it providing as much friction as it could to help reduce trailer sway. You can view a video of this process at YouTube.com/EqualizerHitch. Sway Control .
Step One: Determine the ball weight of your caravan.
Elements like passing cars and wind can lead to your trailer swaying back and forth.
|, [RELATED: “GVWR: Payload, Trailer Weight, & Why It Matters”], Contact a Pro-Line Trailers WD specialist, Ready to Race, Float & Relax Down the River: 2016 Ramble Weekend, Gross trailer weight (GTW) – Total weight of a trailer (includes cargo), Tongue weight (TW) – Weight that bears down on the hitch (includes weight towards the front of the trailer, as well as weight behind the towing vehicle’s rear axle), Even weight distribution (Up-and-down motion), Eliminates risk of swaying (Side-to-side motion), Difficulty stopping or maneuvering the vehicle, Rear-end of the vehicle sags or the hitch dives downwards.
Uncouple the trailer and pull tow vehicle forward. Here’s a well-articulated defense of the traditional approach to setting up WDH, along with an evaluation of the SAE specification: A WDH has, however, can have an undesirable effect: while it wholly or partly counteracts that tow ball weight, it cannot counteract the sometimes-massive side forces imposed on …
I could describe my personal experience in detail, but I will simply say that if I my combination, regardless of size, didn’t feel stable in calm conditions at 120 km/h, I would deem the setup to be inadequate.
I know the author, have had work done by his shop, and I have learned by experience to trust what he tells me about towing. Hand Sanitizer In Stock for Immediate Shipping, This helps us Price Trailers Close to you or Provide Shipping Quotes.
Next time you see a van reversing into a caravan park site with the WDH still connected, have a look and listen to the strain.
It is quite possible that a fundamentally unbalanced rig will appear fine as it is rare to encounter the forces that cause a jack-knife.
Service Tech and Experienced Installer Checklist, Appendix B - Weight Distribution Adjustments. With an under-adjusted setup your hitch is not unloading the rear axle sufficiently, giving back as much steering control as it could, nor is it providing as much friction as it could to help reduce trailer sway.
This reduces the weight on its front tyres and prejudices its handling.