In alt.autos.alfa-romeo,
GT > wrote:
> "catman" > wrote in message
> ...
>> On 23/11/2010 09:18, GT wrote:
>>> > wrote in message
>>> ...
>>>> On 22/11/2010 15:45, GT wrote:
>>>>> > wrote in message
>>>>> ...
>>>>>> On 22/11/2010 09:35, GT wrote:
>>>>>>> > wrote in message
>>>>>>> eb.com...
>>>>>>>> I completely forgot to ask them to change the thermostat at my last
>>>>>>>> service. The temp gauge sits around or below 70 and should be at 90.
>>>>>>>> In
>>>>>>>> the
>>>>>>>> recent cold weather, it has hardly gone over 65 and it takes about
>>>>>>>> 20
>>>>>>>> minutes before proper hot air comes through to the cabin. Its always
>>>>>>>> been
>>>>>>>> low, but it seems to be getting worse. The GT I had last month was
>>>>>>>> warm
>>>>>>>> within a few minutes and blowing hot air at me after about 3 miles!
>>>>>>>>
>>>>>>>> Mine's a 2002, 156 Petrol 2.0 JTS. Anyone know where the thermostat
>>>>>>>> is
>>>>>>>> and
>>>>>>>> how easy the job is? Should I even consider changing it myself?
>>>>>>>
>>>>>>> One more thing - coolant. Drain and replace completely? Replace with
>>>>>>> water/coolant mixture or pure coolant? Red or Blue? Halfords own
>>>>>>> cheap,
>>>>>>> or
>>>>>>> expensive stuff? ...
>>>>>>>
>>>>>> Probably best to drain, but don't (in theory) let it go down the
>>>>>> drain.
>>>>>>
>>>>>> Halfords normal, mixed as per spec on side of bottle depending on how
>>>>>> cold
>>>>>> you think it'll get this winter.
>>>>>>
>>>>>> If red comes out, you'd better put red in, and vice versa
>>>>>
>>>>> Dilute with tap water or de-ionised stuff?
>>>>
>>>> I always use tap water. De-ionised was for batteries innit?
>>>
>>> I meant distilled, not de-ionised, that is for batteries - oops!! I read
>>> a
>>> while ago that you should use distilled water to top up the coolant
>>> because
>>> it lasts much longer and is rarely changed these days, so distilled water
>>> does less damage when left in the system for extended periods..
>>
>> I'd love to see any evidence for that. One of the whole points of coolant
>> is that it protects your engine
>
> Fair enough - I just took it on face value and presumed that corrosion from
> impurities was a factor to consider. A little knowledge is sometimes just
> enough to jump to the wrong conclusion!.

Use distilled or de-ionized water to prevent limescale deposits in your
cooling system.

--
Stef (remove caps, dashes and .invalid from e-mail address to reply by mail)

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