Re: wire for wipermotor

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John van den Boorn
Posts: 17
Joined: Thu Feb 13, 2003 5:22 am

wire for wipermotor

Post by John van den Boorn » Fri Sep 23, 2005 10:07 am

Hello guys,

Today a was a little bit confused, my original wire which was fitted within
the screen to the wiper motor was a little bit strange.
There are two thin isulated wires, then there is a wire around it within the
grey outside isulation.
Why is that? Two electric connection should be enough I think.

Greetings, John TA1434

Paroor
Posts: 62
Joined: Wed Mar 30, 2005 10:06 pm

AW: [mg-tabc] wire for wipermotor

Post by Paroor » Fri Sep 23, 2005 12:13 pm

Hi John,
You need only two wires for a 12 V DC motor. The wires are very
thin. I suspect that one of the original two wires is defect. May be then
some one took an easy way by adding a third wire instead of replacing the
original two wires. I see no other reason.

Madhu


-----Urspr ngliche Nachricht-----
Von: mg-tabc@yahoogroups.com [mailto:mg-tabc@yahoogroups.com]Im Auftrag
von John van den Boorn
Gesendet: Freitag, 23. September 2005 19:07

Hello guys,

Today a was a little bit confused, my original wire which was fitted within
the screen to the wiper motor was a little bit strange.
There are two thin isulated wires, then there is a wire around it within the
grey outside isulation.
Why is that? Two electric connection should be enough I think.

Greetings, John TA1434

Charles Hill
Posts: 140
Joined: Thu Nov 25, 1999 8:24 am

Re: wire for wipermotor

Post by Charles Hill » Fri Sep 23, 2005 2:08 pm

John,

I suspect that is not the original wire. It sounds like the replacement
wire sold by MOSS and others. The gauge of the 2 wires is way too small
for the current draw of the wiper motor. Even using the 2 wires as one
side of the circuit and the shield as the other is questionable. I
suspect it is originally sourced as some sort of shielded phone line.
When I rebuilt my windshield, I used some regular 14ga wire and covered
the small part that shows between the windshield and cowl with a length
of black braided shoestring with the ends cut off. Maybe not original
or concours but looks nice to me and is functional.

Regards,
Charles Hill

John van den Boorn wrote:
>Hello guys,
>
>Today a was a little bit confused, my original wire which was fitted within
>the screen to the wiper motor was a little bit strange.
>There are two thin isulated wires, then there is a wire around it within the
>grey outside isulation.
>Why is that? Two electric connection should be enough I think.
>
>Greetings, John TA1434
>
>
>
>
>

Ed Pohle
Posts: 4
Joined: Wed Jan 14, 2004 6:22 pm

Re: wire for wipermotor

Post by Ed Pohle » Fri Sep 23, 2005 6:41 pm

John - Charles Hill has it right. This is the wire furnished by Moss for the
TC wiper
motor. When I questioned them about the small size of the two insulated
wires they said they were supposed to be tied together to form one wire and
the thin copper wire shield wrapping inside the outer gray cover was to be
twisted to create the second wire. I was concerned that neither wire was of
sufficient capacity to carry the current and bought a heavier gauge wire
from a electric supply dealer.
Ed Pohle
TC5856
Squaw Valley, CA
----- Original Message -----
From: "John van den Boorn"
To:
Sent: Friday, September 23, 2005 10:06 AM
Subject: [mg-tabc] wire for wipermotor


> Hello guys,
>
> Today a was a little bit confused, my original wire which was fitted
> within
> the screen to the wiper motor was a little bit strange.
> There are two thin insulated wires, then there is a wire around it within
> the
> gray outside isolation.
> Why is that? Two electric connection should be enough I think.
>
> Greetings, John TA1434
>
>
>
>
>
> Yahoo! Groups Links
>
>
>
>
>
>

Paroor
Posts: 62
Joined: Wed Mar 30, 2005 10:06 pm

AW: [mg-tabc] wire for wipermotor

Post by Paroor » Sat Sep 24, 2005 12:00 am

Hi Charles Hill,
For the DC supply ( 12 V in this case ) you need two
conductors. But both conductors had to have the minimum thickness to carry
the energy required for the motor ( Wiper motor in this case).

So simply this :: you need an 1/2" pipe (hose) for your shower water
supply . OK.
But an Elephant shower you need a 4" hose pipe. That is about the Conductor
diameter.

In your bath the drainage pipe much bigger than ( min 2") the shower pipe so
that the dirty water can flow back.
If you have a shower pipe of 1" and the drainage is only 1/2". what will
happen ? Dirty water will never flow out. This is earth cable.

If the elephant is taking a shower in the garden you do not care about the
drainage. Water never goes through the drainage. That is what MG is doing.
Using the chassis for earth. ( drainage )

This is a problem in all "auto electric". Even in the modern cars.

Sorry for the mad comparison. So do not ignore the earth cable.


Madhu





-----Urspr ngliche Nachricht-----
Von: mg-tabc@yahoogroups.com [mailto:mg-tabc@yahoogroups.com]Im Auftrag
von Charles Hill
Gesendet: Freitag, 23. September 2005 23:09
An: mg-tabc@yahoogroups.com
Betreff: Re: [mg-tabc] wire for wipermotor


John,

I suspect that is not the original wire. It sounds like the replacement
wire sold by MOSS and others. The gauge of the 2 wires is way too small
for the current draw of the wiper motor. Even using the 2 wires as one
side of the circuit and the shield as the other is questionable. I
suspect it is originally sourced as some sort of shielded phone line.
When I rebuilt my windshield, I used some regular 14ga wire and covered
the small part that shows between the windshield and cowl with a length
of black braided shoestring with the ends cut off. Maybe not original
or concours but looks nice to me and is functional.

Regards,
Charles Hill

John van den Boorn wrote:
>Hello guys,
>
>Today a was a little bit confused, my original wire which was fitted within
>the screen to the wiper motor was a little bit strange.
>There are two thin isulated wires, then there is a wire around it within
the
>grey outside isulation.
>Why is that? Two electric connection should be enough I think.
>
>Greetings, John TA1434
>
>
>
>
>


Yahoo! Groups Links

John van den Boorn
Posts: 17
Joined: Thu Feb 13, 2003 5:22 am

Re: wire for wipermotor

Post by John van den Boorn » Sat Sep 24, 2005 1:17 am

Hello Jerry,

Sounds reasonable... But a radio in a TA? I didn't have seen a lot of
T-types with a radio.

greetings, John

>From: "Jerry D.Barrow"
>To: John van den Boorn
>Subject: Re: [mg-tabc] wire for wipermotor
>Date: Fri, 23 Sep 2005 11:21:39 -0700 (PDT)
>
>Hey John,
>If the third wire you talk about is surrounding the other two wires I would
>suggest it may be a shield wire to prevent noise interference with a radio.
>If so that third wire will be grounded somewhere to the frame but probable
>not to the wiper motor.
>Regards,
> Jerry
>
>John van den Boorn wrote:
>Hello guys,
>
>Today a was a little bit confused, my original wire which was fitted within
>the screen to the wiper motor was a little bit strange.
>There are two thin isulated wires, then there is a wire around it within
>the
>grey outside isulation.
>Why is that? Two electric connection should be enough I think.
>
>Greetings, John TA1434
>
>
>
>
>
>
>Jerry D. Barrow
>Boise, Idaho. USA
>TA 2312
>
>
>
>
>
>
>
>---------------------------------
>Yahoo! for Good
> Click here to donate to the Hurricane Katrina relief effort.

John van den Boorn
Posts: 17
Joined: Thu Feb 13, 2003 5:22 am

Re: wire for wipermotor

Post by John van den Boorn » Sat Sep 24, 2005 1:22 am

Hello Charles,

Indeed the inner wires are very thin! Maybe to thin.
I don't know the origin of the wire I have. It came with the car. I think it
is not original from the factory because the isolation is some sort of
plastic. Probably it is a after market looking original wire.
But the outer shape is a strange oval.

Greetings, John

>From: Charles Hill
>To: mg-tabc@yahoogroups.com
>Subject: Re: [mg-tabc] wire for wipermotor
>Date: Fri, 23 Sep 2005 16:08:46 -0500
>
>John,
>
>I suspect that is not the original wire. It sounds like the replacement
>wire sold by MOSS and others. The gauge of the 2 wires is way too small
>for the current draw of the wiper motor. Even using the 2 wires as one
>side of the circuit and the shield as the other is questionable. I
>suspect it is originally sourced as some sort of shielded phone line.
>When I rebuilt my windshield, I used some regular 14ga wire and covered
>the small part that shows between the windshield and cowl with a length
>of black braided shoestring with the ends cut off. Maybe not original
>or concours but looks nice to me and is functional.
>
>Regards,
>Charles Hill
>
>John van den Boorn wrote:
>
> >Hello guys,
> >
> >Today a was a little bit confused, my original wire which was fitted
>within
> >the screen to the wiper motor was a little bit strange.
> >There are two thin isulated wires, then there is a wire around it within
>the
> >grey outside isulation.
> >Why is that? Two electric connection should be enough I think.
> >
> >Greetings, John TA1434
> >
> >
> >
> >
> >
>
>
>
>Yahoo! Groups Links
>
>
>
>
>
>
>

davjak@aol.com
Posts: 37
Joined: Mon Jan 19, 2004 8:44 pm

Re: wire for wipermotor

Post by davjak@aol.com » Sat Sep 24, 2005 3:20 am

Experiment time!
What is the current drawl in amperes of the wiper motor under load?
Folks with the original or correct heavy gauge replacement wiper motor wire:
What is the Voltage at the motor under load (with wiper running and and
blades wiping the windscreen/windshield)? Use a digital multimeter with high
internal resistance
What is the same voltage measurement at the other end of the wire (at the
voltage regulator) under the same above conditions?
Likewise measurements now with the Moss Supplied thin gauge wire.
Object: find the voltage drop across the suspect wire and determine line
resistance. I think we already know the answer; USE a heavier gauge wire.
Consider the condition of the motor along with any non lubricated bearing
surfaces over the past 50 years this most likely will also cause an increased
power consumption.
Now back to cleaning the oil puddle under the TC.
Dave


[Non-text portions of this message have been removed]

Payne, Richard
Posts: 3
Joined: Mon Nov 25, 2002 9:28 pm

Re: wire for wipermotor

Post by Payne, Richard » Mon Sep 26, 2005 7:09 pm

I'm with Madhu. If an elephant was taking a shower in my garden - I
wouldn't be worried about the drainage either.


Precision Dick
TA 2510




-----Original Message-----
From: Paroor [mailto:paroor@t-online.de]
Sent: Saturday, 24 September 2005 2:59 PM
To: Charles Hill; mg-tabc@yahoogroups.com
Subject: AW: [mg-tabc] wire for wipermotor

Hi Charles Hill,
For the DC supply ( 12 V in this case ) you need two
conductors. But both conductors had to have the minimum thickness to carry
the energy required for the motor ( Wiper motor in this case).

So simply this :: you need an 1/2" pipe (hose) for your shower water
supply . OK.
But an Elephant shower you need a 4" hose pipe. That is about the Conductor
diameter.

In your bath the drainage pipe much bigger than ( min 2") the shower pipe so
that the dirty water can flow back.
If you have a shower pipe of 1" and the drainage is only 1/2". what will
happen ? Dirty water will never flow out. This is earth cable.

If the elephant is taking a shower in the garden you do not care about the
drainage. Water never goes through the drainage. That is what MG is doing.
Using the chassis for earth. ( drainage )

This is a problem in all "auto electric". Even in the modern cars.

Sorry for the mad comparison. So do not ignore the earth cable.


Madhu





-----Urspr ngliche Nachricht-----
Von: mg-tabc@yahoogroups.com [mailto:mg-tabc@yahoogroups.com]Im Auftrag
von Charles Hill
Gesendet: Freitag, 23. September 2005 23:09
An: mg-tabc@yahoogroups.com
Betreff: Re: [mg-tabc] wire for wipermotor


John,

I suspect that is not the original wire. It sounds like the replacement
wire sold by MOSS and others. The gauge of the 2 wires is way too small
for the current draw of the wiper motor. Even using the 2 wires as one
side of the circuit and the shield as the other is questionable. I
suspect it is originally sourced as some sort of shielded phone line.
When I rebuilt my windshield, I used some regular 14ga wire and covered
the small part that shows between the windshield and cowl with a length
of black braided shoestring with the ends cut off. Maybe not original
or concours but looks nice to me and is functional.

Regards,
Charles Hill

John van den Boorn wrote:
>Hello guys,
>
>Today a was a little bit confused, my original wire which was fitted within
>the screen to the wiper motor was a little bit strange.
>There are two thin isulated wires, then there is a wire around it within
the
>grey outside isulation.
>Why is that? Two electric connection should be enough I think.
>
>Greetings, John TA1434
>
>
>
>
>


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