[Rovernet] P5 problem persists

Ben Saunders bsaunders at firstva.com
Mon May 25 13:03:37 EDT 2015


Peter I meant to say HD but I had a senior moment. Where are you located?
Ben

On 05/25/2015 12:25 PM, peter king via Rovernet wrote:
> That’s next in line, recommended by a number of folks on the list.. have to sort through my piles to see if I have a match, or order replacements.
>
> thanks,
>
> Peter
>
>
>> On May 25, 2015, at 9:30 AM, garrett bourque via Rovernet <rovernet at rovernet.org> wrote:
>>
>> Hello Peter,
>>   Another suggestion is to take the electronic ignition system off,
>> reinstall the points and condenser.  Electronic systems can overheat and
>> stop working...until they cool off again.
>>   Good luck, Garrett Bourque
>>
>> On Mon, May 25, 2015 at 3:40 AM, roger.matheson--- via Rovernet <
>> rovernet at rovernet.org> wrote:
>>
>>> Hi Peter,
>>>
>>> You have us all enthralled, like a soap opera but with no humour
>>> whatsoever.  Have you tried Alan's clever idea about eliminating fuel or
>>> electrics by squirting easy start into the carby throats, when the engine
>>> has stopped. Cough and run for a few seconds indicates fuel. No running
>>> suggests electrics. It all seems to be related to temperature and you seem
>>> to have checked all possibilities.
>>>
>>> But what about vacuum and that system. Now I am out of my knowledge here
>>> but I wonder whether loss of vacuum when hot means that the Su's will no
>>> longer work correctly hence creating fuel starvation (but not potential for
>>> supply from the pump). Try removing the vacuum tube to the booster and
>>> block the connection on the inlet manifold. Drive carefully (brakes but no
>>> booster) alternatively just replace the pipe. I wonder whether a crack in
>>> the inlet that opens up when the engine gets hot may also be a culprit.
>>> Perhaps try a stethoscope arrangement with a piece of flexible pipe. With
>>> one end at your ear move the other end over the inlet manifold. Such a
>>> fault significant to stop an engine would be detected by a loud hissing
>>> sound. With the air inlets off and some one reving the engine, observe the
>>> movement of the pistons when cold. Compare when the engine is acting up.
>>> Try also removing the crankcase ventilation pipes and blocking the
>>> connections to the carby's.
>>>
>>> Cheers from roger in Oz
>>>
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> Peter King
> Peter King + Company
> 21 Drydock Avenue
> Floor 7
> Boston, MA 02210
> 617-292-7877
> www.king-co.com
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>
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