Radiator Fan

Peter Golledge petergolledge at gmail.com
Tue Aug 30 13:36:06 PDT 2011


Leaking at the after-run pump is a common issue.  A 3/4" hose joiner 
will get you by until you replace.

On 8/30/2011 12:31 PM, Max Hoepli wrote:
> Fan switch is meant by Thrrmoswitch at the lower right rear part of rad?
>
> I drove the car on the highway, temperature always at about 75C, when I
> stopped I saw coolant leaking at auxillary coolant pump, next to fan motor
> motor and in front of brake master cylinder. Not leaking where hose is
> joining anywhere.
> Ideas?
>
> Max
>
>
> -----Original Message-----
> From: Huw Powell [mailto:audi at humanspeakers.com]
> Sent: Thursday, August 25, 2011 22:12
> To: Max Hoepli
> Cc: 'Tony Hoffman'; 'Andrew Dickinson'; quattro at audifans.com
> Subject: Re: Radiator Fan
>
> It shouldn't.  You have numbers on your gauge?  The tstat opens at 87 or
> 92.  The fan should kick in in the high 90s, I think.
>
> So perhaps your fan switch is bad?  Or the relay... or the wiring...
>
> Testing the switch is "easy" if you don't mind dumping your coolant and
> you are permitted to perform scientific experiments on the kitchen
> stove.  And have an ohm meter.  And a decent meat thermometer.
>
> On 8/25/2011 9:57 PM, Max Hoepli wrote:
>> I've never noticed the temp gauge going past 100C before the fan motor was
>> not working properly.
>>
>>
>>
>> -----Original Message-----
>> From: Huw Powell [mailto:audi at humanspeakers.com]
>> Sent: Thursday, August 25, 2011 21:41
>> To: Max Hoepli
>> Cc: 'Tony Hoffman'; 'Andrew Dickinson'; quattro at audifans.com
>> Subject: Re: Radiator Fan
>>
>> Somewhere around the tick mark just below "12 o'clock" on the temp
>> gauge, usually.  Second speed kicks in at the tick just past noon.
>>
>> On 8/25/2011 8:28 PM, Max Hoepli wrote:
>>> I installed a used radiator cooling fan. At what temperature should the
>> fan
>>> turn on if I'm Idling the car? I could not hold the upper radiator hose
>> for
>>> not even 2 seconds.
>>>
>>> I connected the thermoswitch at the bottom right rear of the rad again.
>>>
>>>
>>>
>>> Max
>>>
>>>
>>>
>>>      _____
>>>
>>> From: Tony Hoffman [mailto:auditony at gmail.com]
>>> Sent: Wednesday, August 17, 2011 10:40
>>> To: Max Hoepli; Andrew Dickinson
>>> Subject: Re: Radiator Fan
>>>
>>>
>>>
>>> Max, I'm not too sure about a new one, but Martin Pajek or Steve Sears or
>>> Andrew Dickson might ahve one, and they are all in the toronto area, I
>>> believe Martin is at
>>>
>>> martin at quattro.ca<http://www.quattro.ca/>
>>>
>>>
>>>
>>> Steve is at steve.sears at soil-mat.on.ca
>>>
>>> Andrew is amdickinson at rogers.com
>>>
>>>
>>>
>>> Hope one of them can help you,
>>>
>>> Tony
>>>
>>> On Wed, Aug 17, 2011 at 9:25 AM, Max Hoepli<mhoepli at vif.com>    wrote:
>>>
>>> Can someone give me link if I want to buy a new fan motor living in
>> Toronto,
>>> Canada.
>>>
>>> Max
>>>
>>> -----Original Message-----
>>> From: Huw Powell [mailto:audi at humanspeakers.com]
>>> Sent: Tuesday, August 16, 2011 23:00
>>> To: Max Hoepli
>>> Cc: quattro at audifans.com
>>> Subject: Re: Radiator Fan
>>>
>>> Replace fan... call Chris Semple at Force5...
>>>
>>> On 8/16/2011 6:50 PM, Max Hoepli wrote:
>>>> Hi all,
>>>>
>>>>
>>>>
>>>> When driving I noticed the motor coolant temperature climbing as soon as
>> I
>>>> went from at least 80km/hour to 50km/hour. Temperature of coolant
>> climbing
>>>> to 100C. Under the hood the radiator fan motor blades has resistance
> when
>>>> trying to spin blades. This fan blade should have very little resistance
>>> as
>>>> far as I know. Right?  I cannot get fan blades to spin when flicking.
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> 1986 Audi Type 44 Turbo Quattro 313,700km
>>>>
>>>> Max
>>>>
>>>>
>>>>
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>>>>
>>>>
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>>>>
>>>
>>>
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>>
>>
>>
>>
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>>
>
>
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