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Aircon Compressor Bypass Belt

Posted: Mon Apr 14, 2014 10:15 am
by silverGPX
Hi there.

Trying to diagnose a noise from the pulleys on my FTO.

Changed my powersteering pump and the tensioner and still makes the same noise.

Does anyone know what size belt bypasses the aircon pulley?

Thanks in advance. :)

Re: Aircon Compressor Bypass Belt

Posted: Mon Apr 14, 2014 10:19 am
by spetz
Did you use an automotive stethoscope to diagnose where the noise was coming from?

You don't need a bypass belt, you can take each belt off at a time and run the car to see where the noise is coming from

Re: Aircon Compressor Bypass Belt

Posted: Mon Apr 14, 2014 10:28 am
by silverGPX
Only happens in the morning and goes away after 15 mins so hard to diagnose. Once it has been ran once, it takes several hours for the sound to reappear.

How much is a stethoscope and what percentage chance do i have of finding the noise as i cant put it on the pulley as its moving.

Re: Aircon Compressor Bypass Belt

Posted: Mon Apr 14, 2014 10:33 am
by silverGPX
I've also taken the belt of each and it is from the pwrsteering/Ac one.

I replaced the tensioner first.

No change

Then i replaced the Pwr Steering pump.

No change.

So a bypass belt would confirm that it is infact the compressor and i can head down that pathway of getting it replaced - regassed - change my heatercore while im there.

Re: Aircon Compressor Bypass Belt

Posted: Mon Apr 14, 2014 11:15 am
by spetz
Isn't there a center part of they pulley that you can use a stethoscope on?

I've never used one before but from what I understand it should be unmistakable in sound. They generally do not cost too much (I think under $20 on eBay)

Re: Aircon Compressor Bypass Belt

Posted: Wed Apr 16, 2014 3:18 am
by payaya
Turn your Ac pulley with belt off. Bet ya it's not spinning freely.

Re: Aircon Compressor Bypass Belt

Posted: Wed Apr 16, 2014 8:38 am
by Bennoz
From memory its a 6PK950. Don't quote me on that though, I'd have to have a look at my car.

Re: Aircon Compressor Bypass Belt

Posted: Wed Apr 16, 2014 9:21 am
by vipfto
To bypass use existing belt, remove compressor and route belt other side of tensioner and all good

Re: Aircon Compressor Bypass Belt

Posted: Wed Apr 16, 2014 11:09 am
by Sahin
He doesn't want to degas the system

Re: Aircon Compressor Bypass Belt

Posted: Sat Apr 19, 2014 9:54 pm
by silverGPX
It was the ac compressor sprayed wd40 between clutch and belt and noise went away. Have just removed whole belt and purchasing compressor from Sahin.

Re: Aircon Compressor Bypass Belt

Posted: Sun Apr 20, 2014 9:33 am
by Bennoz
Car still for sale now? :lol:

Re: Aircon Compressor Bypass Belt

Posted: Sun Apr 20, 2014 12:48 pm
by Sahin
Bennoz wrote:Car still for sale now? :lol:
loooooooooooooooool

Re: Aircon Compressor Bypass Belt

Posted: Thu May 22, 2014 4:59 am
by payaya
Told ya it was the compressor. Easier fix would be to replace the bearing in the pulley. $40 for the bearing and saves ya from degassing the system.

Re: Aircon Compressor Bypass Belt

Posted: Fri Jun 28, 2019 2:18 am
by STORVE
where or how do i replace the ac compressor pulley / bearings, the exact problem above is what im dealing with now....

Re: Aircon Compressor Bypass Belt

Posted: Tue Jul 02, 2019 3:54 pm
by silverGPX
You can’t. It can’t be rebuilt there’s no part for it.

I just went and got a second hand compressor.

Re: Aircon Compressor Bypass Belt

Posted: Thu Jul 04, 2019 1:51 am
by STORVE
Incorrect.

https://www.viamoto.co.uk/proddetail.ph ... +DE2A+DE3A

Found the exact part and just shipped it.

Re: Aircon Compressor Bypass Belt

Posted: Thu Jul 04, 2019 10:57 am
by Bennoz
258 quid? f**ken hell.

Re: Aircon Compressor Bypass Belt

Posted: Thu Jul 04, 2019 12:05 pm
by bjk
Bennoz wrote: Thu Jul 04, 2019 10:57 am 258 quid? f**ken hell.
Only 267 shipped with no VAT! But still, gee.

Re: Aircon Compressor Bypass Belt

Posted: Fri Jul 05, 2019 10:56 am
by Bennoz
bjk wrote: Thu Jul 04, 2019 12:05 pm
Bennoz wrote: Thu Jul 04, 2019 10:57 am 258 quid? f**ken hell.
Only 267 shipped with no VAT! But still, gee.
Almost $500, but you'd still get hit with GST by the freight forwarder here.

That's a whole lotta blow...
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Re: Aircon Compressor Bypass Belt

Posted: Mon Jul 15, 2019 1:58 pm
by yotka
I got mine back in 2013 from:

FUSO AUTO PARTS TRADING CO. 1ST FLR., TAIRA BLDG., 3-37, KANDA SAKUMA-CHO, CHIYODA-KU, TOKYO 101-0025 JAPAN TEL 81-3-3866-7661 FAX 81-3-3861-6454 e-mail : info@fuso-auto.co.jp

Listing here for possible future use.