

| Subject: | Re: Heater Refurbished Still Questions |
| From: | Shawn Wright |
| Date: | Mon, 31 Jan 2005 07:00:39 -0800 |
On 30 Jan 2005 at 20:38, Michael Knight <vwdormer@HOTMAIL.COM> wrote: > >From: THX0001@aol.com > > >Regarding your efforts to rejuvenate the blower motor, in my experience > >such > >efforts produce short-lived results. I've even gone to the trouble of > >soaking > >brass bushing bearings in heated oil. The results were always the same: > >the > >motor would run great for a short while then stop working all too soon. I tend > >to think that once the pores of an Oilite-type bearing become glazed or filled, > >they is little which can be done to renew it. > > Well I marked it on the calender to see how long it lasts. As of yet no > squeals, whines, creaks, cracks, whisltes, etc. But I am wondering about > those forced air pads. I rebuilt my '85 Jetta motor (which I believe is a similar bushing design), dismantled, cleaned bushings, greased and re-installed, and it lasted about a month. Then, in desperation, not wanting to tear it down again, I just pulled the motor, and dribbled a few drops of Redline MTL synthetic gear oil into the bushing. The motor lasted for well over a year with that fix before it made noise again, and a repeat bought me another year or more. This was in a car with over 400k kms, and I drove with the fan on low all the time. Since the motor is easily accessible in a Jetta, this was an ok fix. In a Vanagon, access is not so easy, so a more permanent fix may be in order. But if you're inclined to try new lube, I suggest synth gear oil... -- Shawn Wright I.T. Manager Shawnigan Lake School
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