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Author Topic: air con help  (Read 1799 times)

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ryan martin

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air con help
« on: 16 August 2009, 14:06:13 »

ive got no air con so i went to halfords and got the gas to top it up and it came with a gauge.
gauge says its full but ive still got no cold air coming out
any ideas

ryan :y
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dbug

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Re: air con help
« Reply #1 on: 16 August 2009, 14:19:42 »

Get an aircon specialist to look at it - the Halfords kit is crap
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ryan martin

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Re: air con help
« Reply #2 on: 16 August 2009, 14:21:11 »

any one know how much an hour they charge
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Ziad

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Re: air con help
« Reply #3 on: 17 August 2009, 05:49:47 »

I guess the prices vary, but you should get something decent for about 50 GBP. I do not know any addresses, but am sure you'll have more answers soon  :y

Cheers
Ziad
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miggy

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Re: air con help
« Reply #4 on: 17 August 2009, 09:23:28 »

Quote
ive got no air con so i went to halfords and got the gas to top it up and it came with a gauge.
gauge says its full but ive still got no cold air coming out
any ideas

ryan :y

Had the same thing on mine about 18 months ago, Does the air con compressor start when you switch on the air con, if it does as mine did then check the flap operation in the car, i found that when i switched the climate to cold it would only blow hot, it turned out to be a failed flap servo (It opens and closes the vent flaps in the car).
It was stuck on hot air circulation.
The servos are under the centre console at the front on either side of the footwells, not easy to get to but when you remove the lower trim you will see the small servos attached by ball joints to plastic arms, the arms push the flaps, the ball joints are what fail, thus not opening/closing the flaps. (try operating different vents as you watch the various servos, as said its not easy, ask the other half to help) ;D
The above is for the facelift Omega (climate control), i am not sure if the servo set up is the same on pre facelift. I am almost sure there is a topic on the air con servos in the tech side of the forum. :y
Hope this helps
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ryan martin

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Re: air con help
« Reply #5 on: 17 August 2009, 14:15:31 »

sorry to sound dumb but how do i know if the compressor cuts in
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unlucky mark mv6

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Re: air con help
« Reply #6 on: 17 August 2009, 14:25:03 »

Quote
sorry to sound dumb but how do i know if the compressor cuts in
Normally mate on any car i have had,the rpm should rise when switching on the air con.
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ffcgary1

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Re: air con help
« Reply #7 on: 17 August 2009, 14:26:25 »

First start the car and let the idle speed settle to normal , then when you turn the aircon on the idle speed will dip slightly then settle again to normal. This will indicate if the compressor is engaging. This will tell you that you have some pressure in the system, if there is no pressure in the system the compressor will not even engage. The air con will need a proper service and the halfords stuff is about as usefull as a chocolate teapot. :y
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ryan martin

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Re: air con help
« Reply #8 on: 17 August 2009, 14:34:53 »

ok thanks i will go out and try that
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ryan martin

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Re: air con help
« Reply #9 on: 17 August 2009, 15:45:58 »

been for  run in the car came back and let the revs settle then put the air con on and the revs never moved any help
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Lizzie_Zoom

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Re: air con help
« Reply #10 on: 17 August 2009, 15:51:20 »

Quote
any one know how much an hour they charge


What part of the coutry are you in Ryan?

I had mine re-gassed for £49-95 down here in Kent as a guide for you.  That included checking the system still had gas in it (no leaks), re-gas, and full check of the system ;) ;)
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ryan martin

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Re: air con help
« Reply #11 on: 17 August 2009, 16:09:25 »

im in essex  another thing to pay out for lol 8-)
« Last Edit: 17 August 2009, 16:10:27 by omega...v6...3.0 »
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Lizzie_Zoom

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Re: air con help
« Reply #12 on: 17 August 2009, 16:14:37 »

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im in essex  another thing to pay out for lol 8-)


Well Ryan my advise is you take it to a specialist auto air-con firm, and no doubt you will have plenty listed in your local telephone directories.  They will quickly be able to check your system for leaks, and re-gas if none are found or advise on what repair work may be necessary. ;) ;)

Over the years I have found this the most satisfactory route to go down 8-) 8-)
« Last Edit: 17 August 2009, 16:15:50 by Lizzie_Zoom »
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dbug

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Re: air con help
« Reply #13 on: 17 August 2009, 19:33:24 »

To check out compressor remove elec plug.  Put 12v from battery across terminals on compressor (maintaining correct polarity) - if compressor ok you will hear a clunk as cluch kicks in.  No sound a/c compressor breaked.

Hope that helps.
« Last Edit: 17 August 2009, 19:33:59 by dbug »
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Re: air con help
« Reply #14 on: 17 August 2009, 23:01:36 »

Sounds like your compressor is not switching on, poss low pressure in the system, to check if you have pressure find one of the air con filling points near the plenium and remove the cap, you will find a tyre type valve, give it a quick press and listen for gas pressure escaping, if good then the compressor is either not getting power or the compressor is seized.  check air con fuse first.
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