Re: Squealing heater motor

["David R. Lefebvre" <drl@xxxxxxxxxxxxxxxxx>]

I would add, use ATF for lubricant, I have a source for replacement motor 
brushes, George Murphy <George_Murphy@domain.elided>, and recommend 
replacing the unit with a new assembly from experience.

At 12:27 AM 2/14/03 -0500, you wrote:
>On 14 Feb 2003 at 0:22, dbryant@domain.elided wrote:
>
>  On 14 Feb 2003 at 3:45, bmw-digest wrote:
>
>       >Gents,
>
>       >I have a squeeling heater blower motor.
>       >Local shop says $400 to replace the motor.
>
>       >I have the Bentley...but does anyone have direct
>       >experience on how bad the motor-blower removal/install is?
>
>       >Junk yard an option?  What years fit?  all E-28s?
>
>       >Appreciative Regards,
>
>       >Dan
>       >88 535i 5-speed 140k
>
>  Look for a record in the archives from me about oiling this cheesy
>  little motor instead of doling out $400.
>
>  Summary of procedure, based upon my work on my '85 528e (I spent over
>  $300 to replace mine many years ago, before I tried this, and it
>  worked, when the replacement failed):
>
>  Remove upper firewall cover to expose the little dual sqirrel-cage fan
>  assembly centered between the wipers.
>
>  Remove the plastic cover by pressing on things until they unlatch,
>  carefully noting how things must be aligned to go back together.
>
>  Using an oil can with a flexible spout, dump some 3-in-1 or similar
>  lubricant into each Oilite bearing of the motor.  Do this a few times.
>  Wait a little while.  Try the fan.  If it's not quiet, squirt some
>  more.
>
>  Once it's quiet, reassemble and drive until you need to repeat this
>  procedure.  Probably once a year or so, so you might want to do it
>  when the weather is nice.
>
>  Spend the $400 on a case of fine single-malt scotch, and toast me.
>
>  All the best,
>
>  Larry Swain
>  '85 528e
>--
>to be removed from bmw, see /bin/digest-subs.cgi
>or email "unsubscribe bmw" to majordomo@domain.elided

------------------------------