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Position of side repeaters, & do they make the car wider?
AdrianH - 18/10/09 at 08:22 AM

A point I failed the IVA on was the position of the side repeaters. They could not be seen over the range rearward of 5 to 60 degrees. The rear arches got in the way!

So was told to put small repeaters on the outside edge of the rear wings, but would they now widen the car as they add 5 to 10 mm each side,
or,
Do I read the Glossary section, extreame outer edge as not including lights? It is that word at the beginning where it says protection rather then projection.

Extreme Outer Edge
In relation to the side of a vehicle, the vertical plane parallel with the longitudinal axis of the vehicle and coinciding with its lateral outer edge, disregard
the protection of

• rear view mirrors
• lamps and reflectors

The reason for asking is the front indicators are close to the limit inbound from the max width of the rear arches (the widest part of the car). So do not want to make it wider.

Adrian

[Edited on 18-10-09 by AdrianH]


Dusty - 18/10/09 at 09:50 AM

Pretty sure they do not need to be on the extreme outer edge of the cycle wings. They have to be on the rear surface of the wing and show light through the required angles and at the correct height. Any lights mounted on a moving wing are tested with the steering in the straight ahead position.


mistergrumpy - 18/10/09 at 11:26 AM

Adrian just a thought looking at your picture. Could you not just move the repeaters up onto the scuttle sides? Thats where mine are and they passed SVA, don't think it's diffrent for IVA.
It seems a bit off as if you gave the tester a box to stand on he'd see them easily but if he was a midget, then he'd miss them regardless of their position.


Dusty - 18/10/09 at 11:57 AM

SVA to IVA has changed. The angles are the same but the SVA exemption for odd shaped cars like sevens with sticky out rear arches has gone. Lights have vertical and horizontal angles of view. ('You must comply!' Seven of Nine.)


AdrianH - 18/10/09 at 12:24 PM

A few things got to me on this fail was the fact the rear indicators covered the required field of veiw to the back.

That mirrors with indicator lights do not reflect to the rear of the car but to the front and there is no requirement for the side repeaters to be seen from the front at all.

Still need to discover on the width of the car, may need to phone Chadderton Monday to confirm the rule.

Also need to discover if they have to be e marked, I assume so, but that rules out many an after market light.

Adrian


PeteS2k - 19/10/09 at 12:59 PM

Have a similar issue on my Dax Rush. There seem to be a lot of cars mounting repeaters on the cycle wings, but the Rush's are just too thin for that to be an easy or practical solution. I have a windscreen, so am planning to go with repeaters stuck on the side supports to get visibility over the rear wings.

I thought about a rear wing mount, but according to the IVA manual, side repeaters need to be within 2.6 m of the front, so I can't do it on mine.


adithorp - 19/10/09 at 03:41 PM

"That mirrors with indicator lights do not reflect to the rear of the car but to the front and there is no requirement for the side repeaters to be seen from the front at all. "

If you look at the mirror mounted repeaters on tin-tops you'll find that they wrap far enough around the mirror to meet the same angles as IVA. They are only just visable but thats enough. The ones CBS sell don't.

adrian


AdrianH - 27/10/09 at 10:40 PM

Just thought I would add a point to this thread.

Provided by Steve at VOSA. Swansea, technical bod and very helpful.

He pointed me to section 44. Annex 1, column B.

Points to be excluded include lighting equipment. So width of the car will not increase with repeater lamps on the rear arches.

He also mentioned that the indicators on mirrors of cars without other repeaters should have a section of lens that can be seem from the rear as adithorp said.

PeteS2k do not think indicators could be mounted on front wings any more, but 2.6 metres may still be within part of the rear arches area, but if you have windscreen sounds like good idea.

I asked about lights and 'e' mark and the only requirement for the mark was the rear fog, so other lights do not?
When discussing LED lights it was to check the angle of visibility as LED's can have a very narrow viewing angle.

Adrian


Breaker - 28/10/09 at 04:49 PM

Quite some remarks on the IVA sheet, I see. I still have to start my build but the IVA/paperwork part scares me the most.
Especially because I have to get the car right from the first time as I live in Belgium and can't afford to travel several times to England and back to solve IVA remarks...

To be prepared I think I will start to learn the IVA manual by heart.