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"Thanks
to a damp climate, salt on the wintry roads and a polluted atmosphere,
the UK is an ideal environment for rust" |
| .Practical Motor Caravan: Project Voyager ~ February 2004 | |
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| Thanks to a damp climate, salt on the wintry roads and a polluted atmosphere, the UK is an ideal environment for rust. Motor caravans are an ideal target for several reasons: they generally sit outdoors most of the year, they are used fairly irregularly, which means moisture sits on the surface for long periods of time, and they enjoy a long life of anything up to 20 or even 30 years. |
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It might seem bizarre to have an Il-year-old vehicle rust proofed. Isn’t the damage already done? Well, the answer is yes and no. The period time to have vehicle treated is when it is brand new. Many new vehicles will only receive a lick of paint to protect them from rust, and in many cases gaps will be left in difficult-to-reach places, which will then be the first areas to corrode. Even if a chassis is galvanised, as is the case with Al-Ko chassis, for example, holes drilled for bolts, brake points or to mount a coachbuilt body will not be similarly protected, and are therefore susceptible to rust. The first step of Phillip’s rust proof process is a thorough inspection of the vehicle. If here are serious rust problems already evident then welding will need to take place before treatment can begin. Any perforations in the bodywork will allow air to circulate irrespective of the rust proofing, so the body must be intact to be suitable for this work. My heart was in my mouth as Phillip inspected Project Voyager. From the 7m, purpose-built pit running through the workshop. Phillip and I looked up at the vehicle chassis — and I was surprised to find it in decent condition. It was, said Phillip ‘amazing’ for its age. Ironically, that’s partly to do with the fairly high mileage (over 70,000 miles), which means this voyager hasn’t spent too much time sitting idle in the damp. The main areas of rust were at the rear chassis extensions, but these hefty supports need more than a bit of surface rust to do them any harm! In some ways, then, he Voyager was at the ideal stage for rust proofing. The product used by Rustbusters, which is called Waxoyl, contains some ‘rust killing’ agents, so some corrosion on a secondhand vehicle is no barrier to a successful rust proofing. Waxoyl is a wax and oil-based product sold by Hammerite, and works by repelling moisture and coating the surfaces of unprotected metal. Two types are used in the rust-proofing of a motor caravan: a clear product and a thicker, black substance, which is a combination of Waxoyl and underseal. Clear Waxoyl is applied in a very fine spray to areas of the vehicle that are susceptible to rust but which won’ t be particularly exposed on the road. These areas include the insides of the cab doors and the bonnet. The bases of the windscreen pillars, the scuttle panel (which runs along the base of the windscreen), the wheel arches and the front cross-member. With a variety of nozzles and attachments, Philllip can inject even inaccessible locations like the cab doors, coating the insides with a layer of protective Waxoyl. For the underside of the vehicle, which is obviously more exposed to damage, Phillip uses black Wayoxl with underseal. Waxoyl keeps the underseal flexible even when dry, which is why the coating will never become brittle and peel away from he chassis, exposing the metal to corrosion all over again. The mixture is incredibly viscous tins call be left on their sides without the liquid running out.~ which is why it must be pressurised at over 4000psi to produce the fine spray Phillip uses to coat the chassis. The full rust proofing process takes Rustbusters about a day, and the Waxoyl dries overnight. Most customers spend the day in Bournemouth while Phillip works on their vehicle, and then stay overnight in their van before departing in he morning. The cost for a medium-sized coachbuilt like Project Voyager is £580. Phillip will normally send a written quote when the motorhomee is booked in for rust-proofing, the size of which will depend on the dimensions of the vehicle in question. Taking into account the good condition of our Voyager, it would be a shame to see it succumb to rust after a few winters in the cold. For that reason, a price of under £600 seems like peanuts compared to the possibility of a much-loved van prematurely reaching the end of the road. Simon Collis - MCM EDITOR |
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