[Mgs] Slow cranking

Bert Palte palte at gmx.net
Sun Nov 15 08:50:02 MST 2020 

10.5 V seems okay to me.


Well, I would first take the defective starter motor apart,

then determine what is wrong and then decide what to do.


Yes, there are better options now, but IMHO the original design was
quite adequate.


Bert.



Op 15-11-2020 om 14:47 schreef h.duinhoven at planet.nl:
>
> I measured the voltage on the posts while cranking = 10,5 volts. It is
> on a digital meter, so I wonder if that’s a good value.
>
> The same value is measured on the starter ingoing post.
>
> So no tension loss on the electrical circuits.
>
>
> Now there is a discussion:
>
> Repair the starter or buy a new one.
>
> High torque starter = € 325,00, which is pricy
>
> Original starter on exchange base = € 200,00
>
> New starter Powerlite = € 239,00
>
> New starter looking like a Lucas (white labelled) = € 135,00
>
> https://www.octagonparts.nl/product-categorie/mgb/electrical-mgb/starting-system-mgb-electrical-mgb/
> <https://www.octagonparts.nl/product-categorie/mgb/electrical-mgb/starting-system-mgb-electrical-mgb/>
>
>
> https://www.angloparts.com/en/catalogues/part/26883/082.024
> <https://www.angloparts.com/en/catalogues/part/26883/082.024>
>
> There is a local electrical car parts repair shop, where the
> alternator has been repaired +/- 10 years ago.
>
> They did a good job.
>
> I assume they can fix the starter as well, but what is better – a new
> one (Angloparts = € 152 or € 135,00 at octagonparts) or have the
> original repaired…
>
> Cheers,
>
> Hans
>
> *Van:* PaulHunt73 <paulhunt73 at virginmedia.com>
> *Verzonden:* dinsdag 10 november 2020 11:41
> *Aan:* h.duinhoven at planet.nl
> *CC:* 'mglist' <mgs at autox.team.net>; 'MGB-Yahoo' <mg-mgb at yahoogroups.com>
> *Onderwerp:* Re: [Mgs] Slow cranking, was Siphoning Gas
>
> Yes, measure the voltage right on the battery posts (adding the two
> voltages together if twin 6v batteries) when cranking, then compare
> that with the voltage at the battery cable stud on the solenoid and
> starter body when cranking. The difference between the two is what is
> being lost in the connections, a volt or so is normal but it shouldn't
> be much more than that.
>
> If you get much less than 10v at the battery posts then that is the
> problem.
>
> PaulH.
>
>     ----- Original Message -----
>
>     Next job is the slow starter motor.
>
>     I already cleaned the battery posts clamps and the post of the
>     battery to chassis cable.
>
>     Also cleaned thoroughly the chassis to engine cable.
>
>     Nothing helped so far.
>
>     So next will be verifying the battery voltage when cranking. I
>     assume it will be o.k. as the battery is new.
>
>     Following step will be measuring the voltage over the starter
>     motor +12V to the engine.
>
>     When o.k., the starter is suspect. As it never was overhauled,
>     this is logical.
>
>     Nice winter job.
>
>     *Van:* Mgs <mgs-bounces at autox.team.net
>     <mailto:mgs-bounces at autox.team.net>> *Namens *Dan DiBiase
>     *Verzonden:* donderdag 22 oktober 2020 22:26
>     *Aan:* Richard Lindsay <richardolindsay at gmail.com
>     <mailto:richardolindsay at gmail.com>>
>     *CC:* mglist <mgs at autox.team.net <mailto:mgs at autox.team.net>>;
>     MGB-Yahoo <mg-mgb at yahoogroups.com <mailto:mg-mgb at yahoogroups.com>>
>     *Onderwerp:* Re: [Mgs] Siphoning Gas
>
>     OMG, duh! Thanks to all that replied with this excellent (and
>     obvious, now!) advice..............................
>
>     Dan D
>
>     http://dandibiase.cbintouch.com/ <http://dandibiase.cbintouch.com/>
>
>     On Thu, Oct 22, 2020 at 4:13 PM Richard Lindsay
>     <richardolindsay at gmail.com <mailto:richardolindsay at gmail.com>> wrote:
>
>         I had the same problem. I disconnected the fuel hose, added a
>         a long bit of hose and with the coil disconnected, used the
>         fuel pump to pump old fuel into jugs.
>
>         On Thu, Oct 22, 2020, 3:02 PM Dan DiBiase
>         <dan.dibiase at gmail.com <mailto:dan.dibiase at gmail.com>> wrote:
>
>             Hi all.... My '76B, which was off the road for 5 years,
>             was recently returned to me from the shop. They added some
>             new gas but did not siphon out the 5 year old gas (which
>             was just under 1/2 tank when I had it towed in. The car is
>             running pretty rough so I want to siphon out most of the
>             gas before I fill it up. It is currently showing as just
>             under 1/2 tank, so around 6 gallons or a little less
>             (assuming gauge accuracy).
>
>             I was able to pump out about 2 gallons but am wondering if
>             the interior of the tank is baffled, as I can't seem to
>             move the hose beyond a certain area and it's not sucking
>             up any additional gas. Would really like to remove a
>             couple more gallons before I fill it up.
>
>             Thx,
>
>             Dan D
>
>             '76B-  Getting There
>
>             '65B - Waiting It's Turn
>
>             Central NJ USA
>
>             http://dandibiase.cbintouch.com/
>             <http://dandibiase.cbintouch.com/>
>
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