XPost: alt.home.repair
From: jkj33@gmail.com
On Mon, 07 Mar 2022 05:00:08 +1100, micky wrote:
> In alt.home.repair, on Sun, 06 Mar 2022 10:21:19 +1100, "Jacob Jones"
> wrote:
>
>> On Sun, 06 Mar 2022 09:12:09 +1100, micky
>> wrote:
>>
>>> In alt.home.repair, on Sat, 05 Mar 2022 08:25:06 +1100, "Jacob Jones"
>>> wrote:
>>>
>>>> On Sat, 05 Mar 2022 06:01:22 +1100, micky
>>>> wrote:
>>>>
>>>>> In alt.home.repair, on Fri, 4 Mar 2022 17:26:57 +1100, Xeno
>>>>> wrote:
>>>>>
>>>>>> On 4/3/2022 10:13 am, micky wrote:
>>>>>>> In alt.home.repair, on Fri, 04 Mar 2022 09:53:35 +1100, "Jacob
>>>>>>> Jones"
>>>>>>> wrote:
>>>>>>>
>>>>>>>> On Fri, 04 Mar 2022 09:38:21 +1100, The Real Bev
>>>>>>>>
>>>>>>>> wrote:
>>>>>>>>
>>>>>>>>> On 03/03/2022 12:59 PM, Jacob Jones wrote:
>>>>>>>>>> On Fri, 04 Mar 2022 07:49:46 +1100, Bob F
>>>>>>>>>> wrote:
>>>>>>>>>>
>>>>>>>>>>> On 3/3/2022 12:03 PM, micky wrote:
>>>>>>>>>>>> In alt.home.repair, on Thu, 3 Mar 2022 12:47:28 -0600, Paul in
>>>>>>>>>>>> Houston
>>>>>>>>>>>> TX wrote:
>>>>>>>>>>>>
>>>>>>>>>>>>> micky wrote:
>>>>>>>>>>>>>> Is red-lining worse, better, or the same when the engine is
>>>>>>>>>>>>>> driving
>>>>>>>>>>>>>> the
>>>>>>>>>>>>>> wheels as when the wheels are driving the engine?
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> I use the engine to slow down when going down hill, and
>>>>>>>>>>>>>> today,
>>>>>>>>>>>>>> for
>>>>>>>>>>>>>> example, I put the ATransmission into 2nd and then engine
>>>>>>>>>>>>>> went
>>>>>>>>>>>>>> briefly
>>>>>>>>>>>>>> to 5500, the apparent red line. For several seconds was at
>>>>>>>>>>>>>> 5000
>>>>>>>>>>>>>> and
>>>>>>>>>>>>>> even longer at 4500.
>>>>>>>>>>>>>
>>>>>>>>>>>>> I did that exiting the freeway in my last Toyota.
>>>>>>>>>>>>> It sucked a valve into the combustion chamber and broke a
>>>>>>>>>>>>> piston
>>>>>>>>>>>>> rod
>>>>>>>>>>>>> destroying the engine. I gave it away to a needy person who
>>>>>>>>>>>>> installed
>>>>>>>>>>>>> a
>>>>>>>>>>>>> used engine and ended up with a nice car.
>>>>>>>>>>>> So you're suggesting I shouldn't do it?
>>>>>>>>>>>> Unless your freeway was going very steeply down hill, I
>>>>>>>>>>>> would
>>>>>>>>>>>> think
>>>>>>>>>>>> you
>>>>>>>>>>>> came close to the redline even less time than I have!!
>>>>>>>>>>>> This is a 2021 or 2022 Citroen C-3. A rental with only 9000
>>>>>>>>>>>> miles on
>>>>>>>>>>>> it, so it must be new. I think I bought the insurance, but
>>>>>>>>>>>> regardless,
>>>>>>>>>>>> I don't want to hurt the car. mAYBE I shouldnt go lower
>>>>>>>>>>>> than
>>>>>>>>>>>> 3rd
>>>>>>>>>>>> gear
>>>>>>>>>>>> and rely on the brakes for anything more.
>>>>>>>>>>>
>>>>>>>>>>> A motorcycle shop owner heard me downshift to slow as I
>>>>>>>>>>> approached
>>>>>>>>>>> his
>>>>>>>>>>> lot, and immediately told me that breaks were a lot cheaper to
>>>>>>>>>>> replace
>>>>>>>>>>> than engine and clutch.
>>>>>>>>>>
>>>>>>>>>> Rather a silly comment if you end up crashing because the brakes
>>>>>>>>>> overheat
>>>>>>>>>> and you can't stop.
>>>>>>>>>
>>>>>>>>> If that's happening you DESERVE to crash.
>>>>>>>>>
>>>>>>>>> Only once -- the very first time I drove down a mountain road --
>>>>>>>>> did
>>>>>>>>> my
>>>>>>>>> brakes get too hot to stop as quickly as I wanted. Lesson
>>>>>>>>> learned.
>>>>>>>
>>>>>>> I've heard that disk brakes don't overheat, and I think this
>>>>>>> Citroen
>>>>>>> has
>>>>>>> 4-wheel disks.
>>>>>>
>>>>>> *All* brakes are energy converters hence all brakes can potentially
>>>>>> overheat. Brakes, of any type, can only shed heat at a set rate.
>>>>>> Exceed
>>>>>> the rate of heat input that the brakes can accommodate and you will
>>>>>> overheat any kind of brake system.
>>>>>>>>
>>>>>>>> Which is presumably why micky changed down.
>>>>>>>
>>>>>>> No, it was so that I'd use mostly the engine and use the brakes
>>>>>>> much
>>>>>>> less and have them in reserve if... if a child ran out in front of
>>>>>>> the
>>>>>>> car, for example, or a car pulled in front of me, or whatever.
>>>>>>
>>>>>> Change your driving habits!
>>>>>>>
>>>>>>> I had used the brakes so little at that point there was chance of
>>>>>>> overheating even drum brakes.
>>>>>>
>>>>>> I repeat, change your driving habits.
>>>>>>>
>>>>>>>> All he needs to do
>>>>>>>> is chang down earlier, before the steep drop, so it doesn't red
>>>>>>>> line.
>>>>>>>
>>>>>>> That would have been next to impossible. Thhe hills show up
>>>>>>> quickly
>>>>>>> and unexpectedly.
>>>>>>
>>>>>> Once again, change your driving habits. Better still, go take a
>>>>>> defensive driving course. Not for your benefit but the benefit of
>>>>>> others
>>>>>> around you.
>>>>>
>>>>> You and Jacob can come with me the next time I make this trip, maybe
>>>>> in
>>>>> a few days, and then you'll have enough facts to maybe be in a
>>>>> position
>>>>> to tell me stuff like this.
>>>>
>>>> We don't need to. There are no steep descents that don't have
>>>> a warning sign so you can change down before descending.
>>>
>>> Do you mean a literal sign, with writing on it?
>>
>> In quite a bit of europe, more likely a graphic because they have
>> so many languages.
>>
>>> Either way, you don't know the world as well as you think you do.
>>
>> Easy to google steep descent signs.
> There were no signs.
So you didn't need to change down. The brakes would have been fine.
But no harm in changing down at the crest if you want to, particularly
with a car you aren't familiar with and don't know how likely it is for
the brakes to overheat.
> We don't need no stinkin' signs, or maybe we do
> but we don't have them where I go.
--- SoupGate-Win32 v1.05
* Origin: you cannot sedate... all the things you hate (1:229/2)
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