Swift Owner's Handbook - Swift Group

The Towing CodeSensible Loading:How to apportion itFig. ALIGHTITEMSMEDIUMITEMSHEAVYITEMSFig. B Illustration of excessive deflection of vehicle’s rear suspensionTowing vehicle’s rear suspensionIt is important that the towing vehicle’s rearsuspension is not deflected excessively bythe noseweight on the tow ball. If it isexcessive the steering and stability will beaffected. (Fig. B)The greater the towing vehicle’s tail overhang(the distance between the rear axle and thetow ball) the greater the effect thenoseweight will have on the towing vehicle’srear suspension.After trying out the caravan it may be foundthat stiffening of the rear suspension isnecessary - but note that this may give thetowing vehicle a firmer ride when not towing.8There are a number of suspension aidsavailable and advice should be sought onwhich to use and how to fit. It is important toensure that the caravan is towed either levelor slightly nose down.If you have any doubts about the suitabilityof your towbar for towing a twin axle caravanconsult the towing bracket manufacturer.DO NOT exceed the:• Gross Vehicle Mass (G.V.M. on car plate).• Maximum Technically Permissible LadenMass (M.T.P.L.M.).• Gross Vehicle Combination Mass(Train Weight) (G.V.C.M. on car plate).• Maximum Permissible Towing Mass.STABILITYAll our models are of a well balanced designand should be exceptionally good towers.The most common causes of poor stabilityinclude:(a) Worn springs or loose spring fixings onthe towing vehicle.(b) Towing vehicle springs too soft.(c) Insufficient noseweight.(d) Nose of caravan is towing too high.Galvanised steel chassisDrilling of the galvanised steel chassis willinvalidate the warranty. If fixing a towing aid,in the first instance consult your dealer asregards suitability.