Eh, Mike, I had a brain fart. I had just gotten back from vacation and
brain was not functioning. I meant TJ. 2004 Wrangler. XJ was my old
ride.
Fan problem is internal venilation fan. For 4-1/2 years have had pleanty
of
cool air on low setting, but now must put switch to 2nd setting.
Guess I'll start digging into it next weekend.
"Mike Romain" <romainm@[EMAIL PROTECTED]
> wrote in message
news:4893877a$0$19798$9a6e19ea@[EMAIL PROTECTED]
> jojo wrote:
>> On a trip this week I noticed that when I stopped the jeep got hot. I
>> turned the fan to 2nd position and all was well. Observation is that
>> while driving there is enough airflow to enable the AC to keep things
>> cool. When stopped, the fan must be turned up. Is it more likely that
>> the fan switch has failed on lowest setting or more likely that the fan
>> is faulty? Any input? (Yeah, I know, take the doors off, but it's 100+
>> here).
>>
>>
>
> OK....................
>
> First off, "Take the doors off" on an XJ? Inquiring minds just gotta
> ask, How?
>
> You are describing a failure of the viscus fan clutch on the radiator
> fan or a failed electric booster fan on the XJ long rad.
>
> Both are easy to check. First on a hot engine, have someone shut it
> down while watching the main fan to see if it stops almost instantly.
> If it freewheels on a hot engine, the clutch is toast.
>
> Then turn on the AC on a hot running engine and the auxiliary fan should
> turn on.
>
> Mike
> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> 'New' frame in the works for '08. Some Canadian Bush Trip and Build
> Photos: http://mikeromainjeeptrips.shutterfly.com
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