

| Subject: | Re: Quickie alternator fix |
| From: | Alistair Bell |
| Date: | Sat, 14 Jan 2017 09:49:21 -0800 |
Thanks David, it's nice when things all work out, for sure it doesn't happen all the time :-) And I have to emphasize that really it was quick fix to give me some time to get a truly fresh alternator installed. Alistair > On Jan 13, 2017, at 12:05 PM, David McNeely <davmcneely40@GMAIL.COM> wrote: > > Good for you Alistair. I love it when people repair things. Most of us > just go with replacing, as it is simpler, but lots of things can be fixed. > mcneely > >> On Fri, Jan 13, 2017 at 9:59 AM, Don Hanson <dhanson928@gmail.com> wrote: >> >> I love stories like that...Too often we're made to toss out things that arr >> fixable... Whole vehicles soon, I'd predict.. Like Japan?...JDM Subie >> motors? >> >> >> On Jan 13, 2017 8:57 AM, "Alistair Bell" <albell@shaw.ca> wrote: >> >> Dennis is going to love this :-) >> >> Alternator has been whistling the last week or so, getting louder every >> day. I knew what was wrong. >> Confirmed it yesterday, felt the play in the pulley (belt off). >> >> This alternator owes me nothing. It's the one that came on the 92 Jetta >> 1800 I4 I put in my 82 westy back in 94. I've already replaced the brushes >> twice and the bearings once. >> >> I have a parts alternator in bits and pieces in the barn. I had cleaned up >> the slip rings on the lathe and I figured the rotor was good enough as a >> back up. >> >> Yesterday at lunch I went to the local Napa and bought replacement (2) >> bearings. They were no name bearings. Oh well, hoping they will last for as >> long as it takes me to get a spare alt together. >> I pulled the whistling alt from the van. Got it apart and and confirmed >> pulley end bearing shot. >> The the bores in the frame where the bearings sit were tight, no wallowing. >> The bearings were tight on the shaft. So it was just the bearing itself >> that had failed, worn out. >> >> I put the new bearings on the rotor that I had cleaned up ( btw, slip ring >> diameter was about 26.5mm). All went back together easily with only one "oh >> darn it" moment when I dropped the woodruff key. >> >> And back in van and back in service. >> >> Total cost was 26 bucks for the bearings, plus one and a half hours of my >> time. >> >> ( noticed my brushes were close to wear limit. I think I might try >> soldering new brushes as this particular reg is an adjustable one.) >> >> And after I had put it all back in van, and was mulling it all over, >> realized I should have pried up the rubber seals on the cheap bearings and >> given them some extra grease, or at least check if there was enough grease >> in them. >> >> Alistair >>
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