Slowing electric wipers

hal stclair

New member
Mar 26, 2013
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I'm in the process of installing a late steering column with the multi function switch so I'm planning to wire Ken's wipers through the new switch.
I'd like to employ the bridge diode method Ken discussed in the winter edition of GMC Vintage RVing to slow the speed but think mounting a switch to
defeat it would be a good idea. Besides, I'll have an extra hole marked wipers in the dash and mounting a switch there would a great way to clean
things up. The article mentioned doing this with a DPST CO switch, I assume would shunt between the bridge input and the high medium leads of the
switch, correct? If you're out there Ken, is this what you had in mind?
Thanks for any help.
Hal
--
1977 Royale 101348,

1977 Royale 101586, Diesel powered,

1974 Eagle Bus 45',w/slideout
 
Hal,

Have you gotten the latest issue of the GMCMI magazine? It has a diagram
of the switch connections:
http://www.gmcmi.com/vintagerving/2017-WinterVintageRving/#p=16

​Do you need more than that?​

Ken H.

On Sat, Feb 25, 2017 at 3:05 PM, Hal StClair
wrote:

> I'm in the process of installing a late steering column with the multi
> function switch so I'm planning to wire Ken's wipers through the new switch.
> I'd like to employ the bridge diode method Ken discussed in the winter
> edition of GMC Vintage RVing to slow the speed but think mounting a switch
> to
> defeat it would be a good idea. Besides, I'll have an extra hole marked
> wipers in the dash and mounting a switch there would a great way to clean
> things up. The article mentioned doing this with a DPST CO switch, I
> assume would shunt between the bridge input and the high medium leads of the
> switch, correct? If you're out there Ken, is this what you had in mind?
> Thanks for any help.
> Hal
> --
> 1977 Royale 101348,
>
> 1977 Royale 101586, Diesel powered,
>
> 1974 Eagle Bus 45',w/slideout
>
> _______________________________________________
> GMCnet mailing list
> Unsubscribe or Change List Options:
> http://list.gmcnet.org/mailman/listinfo/gmclist_list.gmcnet.org
>
 
Got it Ken, I'd just glanced at the diagram and thought the switch depicted the stalk switch. The lights just came on :lol: .
Thanks, Hal
--
1977 Royale 101348,

1977 Royale 101586, Diesel powered,

1974 Eagle Bus 45',w/slideout
 
Please let everyone know how it works for you after you've gotten a little
experience with it. I suspect, from comments I've received, that it could
be the answer for a lot of folks.

Ken H.

On Sun, Feb 26, 2017 at 9:32 PM, Hal StClair
wrote:

> Got it Ken, I'd just glanced at the diagram and thought the switch
> depicted the stalk switch. The lights just came on :lol: .
> Thanks, Hal
> --
> 1977 Royale 101348,
>
> 1977 Royale 101586, Diesel powered,
>
> 1974 Eagle Bus 45',w/slideout
>
> _______________________________________________
> GMCnet mailing list
> Unsubscribe or Change List Options:
> http://list.gmcnet.org/mailman/listinfo/gmclist_list.gmcnet.org
>
 
Will do Ken, thank you for the information. Your diagram of the wiper motor terminals in your installation instructions helped a bunch. Living in the
SW we can go a LONG time before we need to use the wipers though. I've had wiper blades go bad before they had ever being used. But I should be ready
I hope...
Hal
--
1977 Royale 101348,

1977 Royale 101586, Diesel powered,

1974 Eagle Bus 45',w/slideout