[DeTomaso] hot start problem solved

[Thomas Tornblom]

asajay at asajay.com skrev:
> No run on at all that I've been able to detect.  When the key is  
> released, it turns off the firewall solenoid.  When that releases,  
> there is absolutely no voltage/current being applied to the starter  
> anymore.  Perhaps you have a wiring problem or the solenoid is  
> "sticking."

No voltage is applied, but the spinning starter now acts as a generator, 
supplying voltage to the solenoid.

Cheers,
Thomas


> 
> The other problem could be the starter is not mated correctly  
> (interference fit) and the gear is not returning as quickly as it  
> should.  It could be sticking to the ring gear due to engine torque.
> 
> Asa Jay
> 
> Quoting forestg at att.net:
> 
>>
>>  Asa,
>> When wired the you describe we have had an issue with a momentary   
>> run on when the key is released from the start position. If this   
>> isn't happening to you then you are good to go.
>> Forest
>>  -------------- Original message from asajay at asajay.com: --------------
>>
>>
>>> In a third version...
>>>
>>> In the case I have wired on my Pantera, I made no changes to the
>>> firewall solenoid at all.  This of course introduces an additional
>>> voltage drop on the primary cable since it continues to go through the
>>> solenoid on it's way to the starter.  Then, at the starter, I have
>>> simply jumped the small terminal to the larger battery cable terminal.
>>>
>>> Advantage:
>>> - Install a small jumper on the starter before crawling under the car.
>>> - When changing the starter on the car from the old style one wire, to
>>> the new DB with integrated solenoid, I didn't have to run any new
>>> wires clear back to the firewall solenoid, nor did I have to switch
>>> any cables on the firewall solenoid.
>>> - Two nuts to remove/install the starter
>>> - One nut to remove/install the battery cable.
>>>
>>> Disadvantage:
>>> - Extra voltage drop through the firewall Solenoid on the primary wire.
>>>
>>>
>>> Operation:
>>> Works the same as stock, except now at the same time the firewall
>>> solenoid provides power to the starter, it also provides power to the
>>> starter solenoid.  When the key is moved back to RUN, the firewall
>>> solenoid cuts out, removing power to the starter and it's solenoid.
>>>
>>>
>>> It all works fine for me so far.  As long as the firewall solenoid is
>>> in good shape.  As Bill says, if all connections were perfect, there
>>> would be no worries.
>>>
>>> Asa Jay
>>>
>>>
>>> Quoting SOBill at aol.com:
>>>
>>>> FWIW,
>>>>
>>>> The starter solenoid on the DR starter can be activated two  ways.
>>>>
>>>> 1) Connect a wire from the small, left hand terminal of the OEM  starter
>>>> solenoid on the firewall to the small terminal on the DR starter.  
>>>  Power  from
>>>> the battery will then go thru the ignition switch terminal block, thru the
>>>> ignition switch in the START position, back thru the ignition switch
>>>> terminal block, to the OEM starter solenoid small left hand
>>>> terminal,  and then to
>>>> the DR starter solenoid small terminal. With perfect switches,  terminal
>>>> block connections, and perfect wires and crimp connectors,  this   
>>> should work
>>>> fine.
>>>>
>>>> 2) The installation that DR recommends is that the small  terminal on the
>>>> DR starter be connected to the un  used big terminal on the OEM starter
>>>> solenoid where the OEM cable to the starter  motor was connected.
>>>> Power to the DR
>>>> starter solenoid will now come from  the battery thru the OEM starter
>>>> solenoid in the START mode directly to the DR  solenoid small   
>>> terminal. This
>>>> routing eliminates the voltage drops of the  ignition switch
>>>> terminal block, the
>>>> ignition switch, and the wiring which is  activating 2 starter solenoids.
>>>>
>>>> If all the wiring/connections were perfect, either version should  work.
>>>> Version 2) eliminates some possible imperfections.
>>>>
>>>> Have fun,
>>>>
>>>> SOBill  Taylor
>>>> sobill at aol.com
>>>>
>>>>
>>>>
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-- 
Real life:   Thomas Törnblom             Email:  Thomas.Tornblom at Hax.SE
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