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Old 27 Dec 2005, 10:20 pm
Elle
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Default Re: 99 civic - valves are now fixed, tbelt is good, but cold idle is weird

"Burt" <marccrepeau@sbcglobal.net> wrote
> "Elle" <honda.lioness@earthlink.net> wrote
> > I'm not quite convinced that by /just/ running the water
> > pump all the air in a car's cooling system will find its

way
> > up towards the radiator cap, through the overflow tube,

and
> > out the reservoir vent. Ya gotta heat the system up,

too,
> > for one thing, to abet the release of the gases from
> > solution. For another, ya gotta provide a vent. With the
> > radiator cap on, and so the system pressurized, those

gases
> > can't really thoroughly bubble out.

>
> I don't see all of the remaining air will make it to the

cap.

Huh?

Are you agreeing with what I wrote?

Or are you practicing your English on the newsgroups?
Dammit.

> If
> the car never heats up the thermostat never opens, you'll
> probably have gases running around the heater core

instead.
> Which is usually the case when there isn't any substantial
> amount of liquid to open the thermostat.
>
> > Hence the purging
> > procedure has one beginning with a cold engine (and

heater
> > control on max hot), removing the radiator cap from the

fill
> > neck, leaving the cap off, then starting the car. Any

air
> > slowly bubbles out the fill neck.

>
> Again, I doubt all the air is going to make it out thru

the cap. That's
> what the bleed bolt is designed for.


I think we're having a disconnect. It's a two step process.
The manual has one first bleeding as much air as possible
out the bleed bolt, with the engine cold and off. Then it
has one bleeding it out the filler neck, with the engine
running until the fan comes on.

The bleed bolt can purge only so much air, since the coolant
is not yet hot.

> It's one of the highest point
> in the cooling system. It must be bled here.
>
> > Ya wait until the fan
> > comes on twice, which means the coolant is about as hot

as
> > it can get, too. Then top off the system, screw on the

cap,
> > and go. Check reservoir level an hour later, a day

later,
> > then a few days, then weeks.

>
> If bled properly the reservoir won't change days or weeks

later.

Right. To confirm a proper purging, I check the reservoir.

> Many cars offer different ways of bleeding, but if people

check
> out this link more likely it'll work for your car.
>
> http://square.cjb.cc/c/?HowToBleedCoolants


What the hell's wrong with the manual? Several of which are
online already. Your steps differ from it. For one, you do
not direct that the car be run with the rad cap off until
the fan comes on twice. For another, the manual does not
direct opening of the bleed valve with the car running.

Step 8's english is atrocious.

You are practicing your English with this site, aren't you?
Had enough of that bull in grad school...


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