to set the intervals you pull back on the wiper switch at the desired interval

I knew mark would have the answer, but I still don't understand how 
you actually change the program? Isn't there some sort of switch, 
etc. to change the duration between wipes in addition to the 99 relay? 
 

-----Original Message-----
From: Tom Buese <tombuese@COMCAST.NET>
To: vanagon@GERRY.VANAGON.COM
Sent: Mon, Apr 12, 2010 5:04 pm
Subject: Re: Install Details Please? "99" Intermittent Wiper Relay

I knew mark would have the answer, but I still don't understand how 
you actually change the program? Isn't there some sort of switch, 
etc. to change the duration between wipes in addition to the 99 relay? 
 
Tom 
 
On Apr 12, 2010, at 2:55 PM, mark drillock wrote: 
 
> All you do is pull out the relay labeled 19 and plug in the one 
> labeled 99. 
> 
> Mark 
> 
> 
> 
> Steve Williams wrote: 
>> I received one of the "99" programmable intermittent wiper relays 
>> from Chris Turner. (Thanks!) 
>> 
>> I looked up the relay in the Bentley manual, where it's described as 
>> "optional." So let me ask: When I drop the fuse panel in my '84 
>> Westy, should I expect the socket for this relay to be empty? Or do 
>> I need to remove an existing relay and replace it with this one? 
>> 
>> I spent a few minutes staring at the wiring diagram, too. I can read 
>> schematics, but Bentley uses a very different symbology that I 
>> haven't absorbed yet. It depicts the "99" relay using a symbol 
>> defined as a "solid-state relay" or something. Does the wiring 
>> diagram label each pin of the relay in some way? 
>> 
>> I'm looking forward to plugging in the new relay. Perhaps you all 
>> can fill in some of the details. 
>>