Sorta like the basis for the plumbers high-priced bill. It wasn't the charge for the 5 minutes for the job - it was knowing WHERE to apply the rubber mallet to the commode! John Rodgers Clayartist and Moldmaker 88'GL VW Bus Driver Chelsea, AL Http://www.moldhaus.com
On 12/14/2010 10:43 AM, Andrew Martin wrote: > Controlled application of a clenched fist should be in the Vanagon Bentley > Manual. > > Andrew > > > -----Original Message----- > From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of > Karl Mullendore > Sent: Tuesday, December 14, 2010 7:32 AM > To: vanagon@GERRY.VANAGON.COM > Subject: Re: Blower motor anatomy > > The heater fan that I resurrected, still in the dash of the van, was the one > where I discovered this 'easy way' of lubing the end of the fan motor that > usually sees the most corrosion. This fan was stuck and had melted the > switch. New switch, nothing happened. So I drilled the [3/8"] hole based on > staring at and measuring an old heater assembly on the bench. I hung a small > LED headlamp over the upped edge to illuminate the bearing, and then I > delivered a dose of PB Blaster directly to the bearing via an extended tube. > After an hour or so, I turned on the switch and thumped the dash hard a few > time with my fist, and voila! - it started running. I then delivered a few > small doses of Triflow to the bearing and that quieted things down to a nice > purr. > > This is the story of the 'Mullendore Port'. Since then I've done a few more > that weren't stuck, but this shows that some stuck motors can in fact be > freed. Almost every stuck motor I have pulled has had only the exposed > bearing stuck. Next time I remove one, I think I'll install a small tube > that can be more easily located to deliver lubricant as general maintenance. > It is rather odd that the manufacturer couldn't have just installed small, > sealed ball bearings. > > |
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