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On Mon, 29 May 2006 23:00:40 -0500, "Ray O"
<rokigawa@tristarassociatesDOTcom> wrote:
[color=blue]
>
>"RT" <noyabusiness@yahoo.com> wrote in message
>news:lp9n72pco1s0ogbdu2f41s44foalckjr3v@4ax.com...[color=green]
>> On Fri, 26 May 2006 19:46:55 GMT, [email]someone@somewhere.org[/email] wrote:
>>[color=darkred]
>>>In alt.autos.toyota RT <noyabusiness@yahoo.com> wrote:
>>>> The ac works fairly well I have to say. Gets the car cold in AZ heat.
>>>> I can clearly hear the compressor kick in and out, 10 seconds on, 10
>>>> seconds off. It sounds rather mechanical, could there be a bearing in
>>>> the compressor going south ? Is this fixable or does it need a new
>>>> compressor ? Car has 135K on it.
>>>
>>>Check the sight glass on the AC system and see if you have the right
>>>amount
>>>of refrigerent in the system. That seems like the most likely culprit to
>>>me. Its also a cheap and easy fix.[/color]
>>
>> Where is the sight glass ? Never spotted one.
>> Does that mean a recharge ?[/color]
>
>The sight glass is on top of the receiver/drier. The receiver/drier is a
>cylindrical canister, usually silver or black mounted vertically in front of
>the radiator. The receiver/drier will have metal refrigerant tubing going
>into and out of the top, along with the sight glass, which is a small
>circular glass window about the size of the nail on your little finger. If
>you look at the sight glass when the AC in on, it should look like water is
>flowing past the glass, with very few bubbles. If you can see what looks
>like foam flowing past the sight glass, then there is air in the system and
>so the refrigerant needs to be recharged.[/color]


Thanks guys. I will check it out. Those are some useful tips.