Type-44: 200q cooling system flush/fill tips.

[Larry C Leung]

Hmmm, I guess THAT'S where that missing 1.5 qts of coolant was!

LL - NY

On Wed, 19 Dec 2001 17:51:33 -0500 Kneale Brownson
<knotnook at traverse.com> writes:
>--
>At 05:23 PM 12/19/2001 -0500, Huw Powell wrote:
>
>
>> > Just wanted to ask those out there for some cooling system
>maintenance
>> > tips for the 200q, being my 1st time flushing an I5.  Although I
>have a
>> > Bentley, usually its rather lacking in detail.
>> >
>> > I'd like to find out where the engine block's drain plug(s) are
>located,
>> > as well as the radiator's drain petcock, if any.
>>
>>That's easy... there aren't any.  As Marc pointed out, drain the
>>radiator by pulling a hose, and the t-stat housing is as low as you
>are
>>going to get on the block.
>>
>> > I plan to install a Prestone Flush Tee, use requisite garden hose
>to
>> > flush
>>
>>seems like more trouble than its worth, considering a new tstat is
>cheap
>>and should be installed with the coolant change.  In fact, you
>pretty
>>much have to pull the tstat to flush the block, I think.
>>
>>I believe you want to make very sure the after run pump is "wet"
>before
>>it ever runs, so do your warm up and top off things, maybe drive a
>bit,
>>with it disconnected, until your sure it will not be running "dry."
>>
>>Wish I could answer that other question Marc raised, which is how to
>>make sure the heater valve is wide open.  it might be easier just to
>>pull both hoses off it to get a sure flush of the heater core.  Then
>>install a new metal heater valve.
>
>You need to pull a vacuum on the Type 44 heater valve to keep it open,
>I
>believe.  A Mighty Mite or whatever vacuum pump probably would do.
>--
>