AuthorTopic: lightbar  (Read 1920 times)

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Offline ross501

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lightbar
« on: March 20, 2010, 20:14:08 »
just been brought a light bar  for the discovery and was wondering how people wire them e.g all on just 2 and how do people get cables to them without having a snorkel  and has anyone got any ideas how to get them to come on at half power so they can be on all the rime

Offline SWEETY

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Re: lightbar
« Reply #1 on: March 20, 2010, 21:10:24 »
Just made one for my D2 & will be wiring it up soon (waiting for the cable to come)I'm going to run just one cable (20A) up to power all 4 spotlights (55W) The cable will be routed around the gutter by the windscreen & underneath it to come in via the drivers door seal where it'll go down behind the A post trim under the dash so apart from about an inch of cable the rest will be hidden on the inside
I don't suffer insaity ! I enjoy it !!!

Disco 2 V8 powered

Offline auf_wiedersehen_pet

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Re: lightbar
« Reply #2 on: March 20, 2010, 21:16:21 »
Just made one for my D2 & will be wiring it up soon (waiting for the cable to come)I'm going to run just one cable (20A) up to power all 4 spotlights (55W)

4x55w spots will pull 18.3 amps. No much leeway in a 20 amp cable?

amps=watts/volts

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Rob Steele

1995 Land Rover Discovery 300 TDi - Everyday Car (Ex Jap)
2007 Toyota Avensis 2.2 T-180 - Sensible Car (Ex TSB Bank)

Offline Disco Matt

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Re: lightbar
« Reply #3 on: March 20, 2010, 21:34:56 »
IIRC having them on at half power constantly is illegal?

Mine are wired to come on with full beam, but via a switch so I can either have normal full beam or full beam plus spots. I just took the wire up inside the A pillar and then out via a hole in the roof - sealed it with a plain rubber grommet and it hasn't leaked yet.
1996 Discovery 300TDI. She's got it where it counts...

Offline Saffy

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Re: lightbar
« Reply #4 on: March 20, 2010, 21:45:05 »
Switch in 1ohm high wattage alloy clad resistors per pair lamps like the dim/dip resistors used on certain landrover models.
.swonk eno oN .esoht dna eseht ,siht dna taht ,wollof ot selur emos teg eW

Offline Saffy

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Re: lightbar
« Reply #5 on: March 20, 2010, 21:50:21 »
IIRC having them on at half power constantly is illegal?

as is having them on at all whilst on road, they don't meet build lighting regs... too high/too far back from front of vehicle, lorries are okay because of shape of vehicle.
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Offline disco2 td5

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Re: lightbar
« Reply #6 on: March 21, 2010, 07:35:14 »
on a disco 2 you can run them down the black screen trims and into the engine bay if i can ill take some pics today

you could try getting spot lamps with side lights in them or go to the scrappy and get push in side light holders drill ur lamps then just have a 5 watt blub on acting aas a side light

if they are fitted either to a aux switch or main beam thers no law agaist them the only stipulation is dont dazzle people with em
 
i know the law used to be under ur headlamps are fog lights  anything above but no higher than 4ft were classed as a spot lamp regardless of light patern

Offline Lyndsey731

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Re: lightbar
« Reply #7 on: March 22, 2010, 09:49:34 »
If the cable is 20A continuous rating then it's not going to be a problem.

Gav

 






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