[T3] Stuck Wipers
Bobsnotch at aol.com
Bobsnotch at aol.com
Sun Apr 20 11:11:02 PDT 2014
In a message dated 4/20/2014 1:18:34 P.M. Eastern Daylight Time,
jadney at vwtype3.org writes:
On 20 Apr 2014 at 9:21, one4house at yahoo.com wrote:
> Along the subject of wipers, mine have always been slow. I have shot
> lube at all of the connections that I can see under the dash. Is there
> a way to, or a need for, lubing the motor itself?
The most likely place for the problem is where the shaft comes out of
the car. The shaft rotates in a long bushing that is the stationary
part that passes from the inside to the outside of the car. The
lubrication between the shaft and the bushing dries out over time and
needs to be redone. The best thing to do is to remove the whole
thing, take it all apart, clean out the old grease, and put in new
grease.
As a test, you can try a drop of oil into that space from the outside
of the car. Do this several times over several days, giving it time
to soak in each time. The bushing is about 2.5" long, so it will take
awhile for the oil to penetrate the full length. If oiling helps,
then you know this is the problem and you can go ahead with the
complete repair.
As Jim stated it's probably the lack of grease (or dried out grease)
that's causing the problem. I've seen that enough times that I actually pull the
unit, and grease the shafts before using the car. ;-)
Keep in mind that IF you don't do something soon, you can actually loosen
up the bushing from the transmission. If that happens, then the bushing
will eat the center of the seal, causing water damage to the inside of the
car. BTDT with my old 76 bug. That's IF you're lucky, that only that happens.
Otherwise, the shaft seizes in the bushing, then completely stops moving,
burning up the wiper motor. :O
If you decide to pull the wiper motor assembly, make sure you disconnect
power before starting, as the transmission WILL take off a finger. :O
Bob 65 Notch S w/Sunroof and IRS aka Krusty
64 T-34 Ghia aka Wolfie
71 Square-vert under construction
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