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> Windshield Washer Conversion, From Water Valve Control to Microswitch
Spoke
post Feb 7 2007, 11:44 PM
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Jerry
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While the gas tank is out of the green car, I thought I'd get rid of the aftermarket windshield washer bottle. The bottle was added since the water valve in the steering column handle was leaky.

The electric pump in the washer bottle was controlled by a pushbutton switch hidden under the dashboard.

My goal was to return the windshield washer control back to the steering column handle using either the original water valve or an electrical switch if I couldn't get the original system working. If the original system wouldn't work, I will still use the original washer bottle but follow it up with an in-line electric pump.


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cary
post Feb 27 2007, 07:49 AM
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A couple of questions.
1. You still have to drill out the tank cap to vent ? Correct.
2. Wiring. You only need 2 wires right ? One to body gound. One to the pump.
3. Take the HOT 12 volts straight to the pump. Switch with the ground. Therefore not having any heat or shortening issues in the steering column.
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Spoke
post Mar 5 2007, 02:09 AM
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Jerry
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QUOTE(cary @ Feb 27 2007, 08:49 AM) *

A couple of questions.
1. You still have to drill out the tank cap to vent ? Correct.
2. Wiring. You only need 2 wires right ? One to body gound. One to the pump.
3. Take the HOT 12 volts straight to the pump. Switch with the ground. Therefore not having any heat or shortening issues in the steering column.


1) Yeah, as shown in Sir Andy's thread, the cap needs to be drilled out.

2) Wiring: 1 switched 12V, fused lead to the switch, then to the pump. Ground wire from the pump to chassis ground.

3) Switch can be 12V switched or ground switched. Switching ground requires 2 wires to go from interior to front trunk. One is 12V HOT and one is switched ground. My car already has a switched 12V wire run to the trunk. The ground wire for the pump is connected to chassis ground in the trunk.

Spoke
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Posts in this topic
Spoke   Windshield Washer Conversion   Feb 7 2007, 11:44 PM
Spoke   First order of business in checking out the origin...   Feb 7 2007, 11:49 PM
Spoke   Now to figure out how to convert the lever. The wa...   Feb 7 2007, 11:55 PM
Spoke   I found this microswitch among the junk I have as ...   Feb 7 2007, 11:57 PM
Spoke   I fashioned a bracket to hold the microswitch from...   Feb 8 2007, 12:01 AM
Spoke   Here's the control assembly with the water val...   Feb 8 2007, 12:03 AM
Spoke   The bracket is screwed onto the water valve studs ...   Feb 8 2007, 12:04 AM
Spoke   And finally with the microswitch mounted. The only...   Feb 8 2007, 12:07 AM
markb   Or you could have gone here: http://www.914world....   Feb 8 2007, 01:12 AM
Aaron Cox   and a 924 wiper switch is IDENTICAL and has the sw...   Feb 8 2007, 01:23 AM
markb   I used the stock switch for mine. No problems.   Feb 8 2007, 01:32 AM
736conver   :agree: 924 switch works perfect. Not as cheap ...   Feb 8 2007, 01:52 AM
So.Cal.914   Very clever.   Feb 8 2007, 02:21 AM
John   When I first got my car (nearly 20 years ago), I u...   Feb 8 2007, 12:11 PM
Eric_Shea   Aa... where's my switch bitch?   Feb 8 2007, 12:32 PM
Aaron Cox   Aa... where's my switch bitch? i cant find ...   Feb 8 2007, 01:13 PM
Eric_Shea   Rack has been rechromed. Sitting on my table righ...   Feb 8 2007, 02:52 PM
Aaron Cox   post a pic so i can say "Nice Rack!"   Feb 8 2007, 03:13 PM
Eric_Shea   Juvi... shouldn't you be searching the Interne...   Feb 8 2007, 03:16 PM
BigDBass   They seem to have 'em at Pelican for $47....   Feb 8 2007, 03:25 PM
davep   What happens if you want intermittent wipe and a p...   Feb 8 2007, 03:40 PM
BigDBass   Oh, it read to me like it would do both! :whis...   Feb 8 2007, 03:44 PM
Aaron Cox   pump + 924 switch gets you a powered squirter.... ...   Feb 8 2007, 04:53 PM
CHAFF   My mod. -L   Feb 8 2007, 08:39 PM
orthobiz   Upfixin: Vol 5, pg 80 Article by A Caldwell. Invo...   Feb 8 2007, 09:13 PM
Spoke   My mod. -L I like your mod and I even have som...   Feb 8 2007, 10:03 PM
CHAFF   Hey Spoke, yep, drilled out just enough for the sw...   Feb 9 2007, 01:08 PM
Eric_Shea   Jerry... my mail-lady just came. She had a messag...   Feb 9 2007, 12:25 PM
cary   A couple of questions. 1. You still have to drill ...   Feb 27 2007, 07:49 AM
Spoke   A couple of questions. 1. You still have to drill...   Mar 5 2007, 02:09 AM
davep   So, I have made a prototype switch holder, and it ...   Mar 4 2007, 09:23 PM
iamchappy   Very nice, that looks great!   Mar 4 2007, 09:34 PM
Spoke   Dave, Your setup looks good. Ideally the switch s...   Mar 5 2007, 02:05 AM
davep   This switch is about 0.25 amp, and another I will ...   Mar 5 2007, 07:40 AM
Eric_Shea   Help. I received my 924 switch and opened it this...   Mar 5 2007, 12:20 PM
Aaron Cox   sometimes its hard to feel the pull feature when i...   Mar 5 2007, 01:11 PM
Eric_Shea   The high beam on the left stalk is fairly obvious.   Mar 5 2007, 02:44 PM
Aaron Cox   how many wires you got? http://www.914world.com/b...   Mar 5 2007, 03:27 PM
Eric_Shea   I see you have the same cracks... Let me count wi...   Mar 5 2007, 03:43 PM
Aaron Cox   you should have 2 more than a stock 914 switch (ju...   Mar 5 2007, 03:45 PM
Eric_Shea   Well... the stock one is on the column and it ain...   Mar 5 2007, 03:48 PM
davep   Just got in a sample of a similar switch, but 5 am...   Mar 9 2007, 09:01 AM


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