On 28/01/2018 8:52 AM, Clare Snyder wrote:
> On Sun, 28 Jan 2018 00:16:13 +1100, Xeno >
> wrote:
>
>> On 27/01/2018 10:52 PM, Look165 wrote:
>>> Normally, there should be about 1/2 inch between the resting position of
>>> the pedal annd its thrust position (completey up. This is for preventing
>>> continuous fricton inside the clutch.
>>
>> It is actually there to guarantee that the piston can fully return to
>> its stop (circlip usually) and fully uncover the compensating port
>> allowing pressure in the slave cylinder and lines to release and fluid
>> to return to the master cylinder reservoir. If this does not happen, the
>> system may pump up and slave cylinder will not return thus not applying
>> or only partially applying the clutch. The most common symptom of this,
>> apart from a lack of pedal clearance, is a clutch that slips.
>>
>> Also, it is wise not to dick with the pedal height adjustment as you may
>> end up with more MC travel than previously existed. That can result in a
>> torn or damaged primary seal if the piston is now traveling over an
>> unworn part of the cylinder or, worse, a part of the cylinder that has
>> corrosion buildup on the unworn part.
>>
>> Frankly, if Roger needs to find out how to do the job from advice here,
>> he'd be well advised to hand the task over to someone with a clue. This
>> is basic stuff, hardly high tech, and he's *struggling*.
>
>
> The poor lad reminds me of the Irisnman I shared the house with in
> Zambia. Anything more complex than a retractable ball-point pen had
> him totally flummoxed. To keep his level of frustration below the
> point of "blowing smoke" he was restricted to using Bic stick pens
> (pencils were no good because a pencil sharpener was beyond his level
> of comprehension)
>
Yep, had the same experience in Indonesia - with a South African
co-worker what's more.
>
>>>
>>> Mad Roger a écritÂ*:
>>>> Need help figuring out what to MEASURE when adjusting a self-adjusting
>>>> clutch pedal bolt.
>>>> http://www.bild.me/bild.php?file=3835507bolt.jpg
>>>>
>>>> I've adjusted the bolt all the way in, half way, and all the way out:
>>>> http://www.bild.me/bild.php?file=8057083bolt2.jpg
>>>>
>>>> No matter whether I adjust the bolt all the way inside the clutch pedal
>>>> (turning it CCW facing the pedal like a foot would).
>>>>
>>>> Or if I turn the adjusting bolt all the way out of the clutch pedal
>>>> (turning it CW).
>>>> Or halfway between...
>>>>
>>>> I don't feel any "slop" anywhere (e.g., between the rounded tip and the
>>>> master cylinder piston cup). The *feel* of the clutch pedal engagement
>>>> changes drastically between all the way in and all the way out though.
>>>>
>>>> But clutch pedal feel is not the question (mainly because I don't know
>>>> how
>>>> it "should" feel). So the question is only about what to measure, and
>>>> how.
>>>>
>>>> The question is only about WHAT to measure with a ruler and how to
>>>> measure
>>>> it.
>>>>
>>>


--

Xeno