[elky] Re: Burb's A/C clutch squealing (fixed, I think)
- From: Chris Lindh <chris@xxxxxxxxxxxxxxxxx>
- To: elky@xxxxxxxxxxxxx
- Date: Sat, 3 Jul 2010 13:45:14 -0400
Wow, that was easy, hope that's all it was.
On Sat, Jul 3, 2010 at 12:43 PM, <STILLFRANKSFAULT@xxxxxxx> wrote:
> Good, sounds like a plan.
>
> Smoky Mt. Frank
>
> In a message dated 7/3/2010 12:41:48 P.M. Eastern Daylight Time,
> rbuck@xxxxxxxxxxxx writes:
>
> Apparently I routed the serp belt on the wrong side of the lower
> pulley...the one that's between the compressor and the crank pulley. When I
> re-routed it and sprayed a little whilte lithium grease on the pulley's
> shaft, the squealing went away....so far. For today, I'm not gonna worry
> about it. If it comes back, then I'll look into replacing the clutch or the
> whole compressor or the tensioner.
>
> r
>
> Sent from my Dreadnought using that barely tolerable Thunderbird email
> program
>
> On 7/3/2010 8:44 AM, Ray Buck wrote:
>
> When I watched the compressor, I could see that when the clutch engaged, the
> noise started. This seems to be a definite possibility. I'd considered
> roughing up the surface of the clutch and the area it contacts on the
> compressor but couldn't think of a way to do that without inflicting severe
> bodily harm on myself...at least while the motor was running. I guess I
> could try some emery cloth between the 2 surfaces while the motor was
> running and the A/C switched off so that it didn't engage (I pose I otta
> make sure the thing isn't set to Defrost)...I may try that today since I
> don't have anything terribly pressing.
>
> I guess I really otta read up on compressor replacement since I've never
> done one before.
>
> The thought of taking the thing to someone else to have them work on it
> makes me shudder.
>
> On the smaller pulley thing...the Burb does have a serp belt (which is brand
> new...and the noise isn't coming from it slipping...I thought it might be,
> but observation showed otherwise) I dunno if there's a difference in the
> Burb's serp belt and a Camaro setup or not. It might be something to
> consider. Just for the heck of it, what year range are these folks using
> for replacements? With 95+ heat (and there's still 3 months to go with a
> lot of it on the salt) and all that area inside, it'd be nice to have
> something that pumps out a lotta cold air. I wouldn't worry about spinning
> it too fast...the motor never gets run over 3500 rpm...maybe 4500 if I'm
> passing someone on a hill. But generally runs around 2000-2400.
>
> r
>
> Sent from my Dreadnought using that barely tolerable Thunderbird email
> program
>
> On 7/2/2010 7:27 AM, Robert Adams wrote:
>
> COuld be just the clutch not grabbing from wear and noise
> from it too. But the R4 compressors are not real reliable. And for those
> with serpentine from a camaro or caprice use the compressor from a later
> truck or burb cause it has a smaller pulley and spins faster hence moves
> more refrigerant and just works better for colder air especially at idle.
>
> Now for compressors and GM parts check here. SOme great
> deals.http://www.oem-surplus.com/gmwp/chevrolet.htm
>
>
> Robert Adams
>
> On Thu, Jul 1, 2010 at 12:39 PM, Ray Buck <rbuck@xxxxxxxxxxxx> wrote:
>>
>> If it's not one thing it's another. The Burb's A/C compressor clutch is
>> makin one hell of a racket (squealing, scraping) when it engages. It's
>> worst when it first fires up, then makes a little noise as it re-engages
>> periodically. Not nearly as much after it's been run for a while.
>>
>> My guess is that I'm gonna need a new compressor...unless someone has
>> something up their sleeve.
>>
>> Ideas would be appreciated.
>>
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