I would start the engine and stick my finger over the ports and see which one
sucks and hook that one up to the wiper motor. I just rely on old barnyard
logic when the instructions are lost or stolen.
David Handley
51 GMC 5 window
>===== Original Message From "Radicic, Gary" <RadicicG@osc.army.mil> =====
>Hi all,
>I really appreciate your discussion on restoring old vacuum wipers! I'm
>learning as you speak! :) I have an additional question... How do you
connect
>the vacuum system to a double action fuel pump? (mine is a fuel pump and
vacuum
>pump) There are no current hoses and haven't seen any instructions on how to
>route the hoses.
>
>Appreciate any experience with these.
>Thanks,
>Gary
>
>Gary Radicic
>1950 Chev 3604
>Geneseo, IL
>
>
>-----Original Message-----
>From: Jim House [mailto:jhouse@ccsolution.com]
>Sent: Friday, December 08, 2000 7:47 AM
>To: 'Michael Lubitz'; 'Old chevy truck advice'; Pastorjon994@cs.com
>Subject: RE: [oletrucks] Vacuum Wipers
>
>
>Jon,
>One other thing I found with my old wiper was that if I cut a 3 foot chunk
>of new hose and tested it directly off the carb it worked great. It lost
>the suction in the 6 connections on the way to where it was mounted. All of
>these hoses needed to be replaced.
>
>Good luck,
>Jim House
>46 Chevy 3104
>New Hampshire - Live Free or Die!
>
>-----Original Message-----
>From: owner-oletrucks@autox.team.net
>[mailto:owner-oletrucks@autox.team.net]On Behalf Of Michael Lubitz
>Sent: Friday, December 08, 2000 8:03 AM
>To: Old chevy truck advice; Pastorjon994@cs.com
>Subject: Re: [oletrucks] Vacuum Wipers
>
>
>Jon,
>
>Try opening and closing the on/off switch with the motor running. If that
>moves the wipers back and forth, then the unit is bad. There is a valving
>mechanism in the back under a thimble sized tin housing. You might try to
>gently pry that off with a knife and then spray some WD40. It worked on my
>old old unit.
>
>Good luck.
>
>Michael Lubitz
>1946 Chevy 3/4 ton stock
>1948 Chevrolet 3100, soon to be deluxe
>Austin, Texas
>
>----- Original Message -----
>From: <Pastorjon994@cs.com>
>To: <oletrucks@autox.team.net>
>Sent: Thursday, December 07, 2000 6:33 PM
>Subject: [oletrucks] Vacuum Wipers
>
>
>> Dear Ole Truckers,
>> I recently purchased a rebuilt wiper motor from Jim Carter's. It
>doesn't
>> seem to be doing the trick. Is there anything that I need to do on the
>other
>> end to enhance vacuum pressure? The rubber tube seems to be free of
>> obstruction.
>> The wipers will open up but not complete the cycle. Any suggestion
>would
>> be greatly appreciated.
>>
>> Jon Callahan
>> '50 3100
>> Champaign/Urbana, IL
>> oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
>oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
>oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
>oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
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