From: "Stephen Izett stephen.izett@gmail.com" <flyrotary@lancaironline.net>
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Subject: Re: [FlyRotary] Thermostat Housing
Date: Fri, 29 Dec 2017 05:53:22 +0800
References: <list-10480654@logan.com>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
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Message-Id: <58C81B53-3949-4978-9D5E-64CF2631F64D@icloud.com>

Rich
I forgot to mention. We kept the original manifold because it provided - =
temp sender locations, heater return and return from the air capture =
pressure tank/cap.
Some others have created a new in/out with flange.

Cheers

Steve
> On 28 Dec 2017, at 9:25 pm, Stephen Izett stephen.izett@gmail.com =
<flyrotary@lancaironline.net> wrote:
>=20
> Hi there Rich
> We cut down the original Renesis manifold with the exiting water going =
straight out with a screw on filler cap above.
> We had to do this as the engine is pretty close to the cowl top in the =
Glasair.
> As far as a header tank above. Our rad is to the side and a little =
lower than the in/out manifold so its always going to be lifting the =
water a few inches.
> Do you mean to provide some room to collect any air above the inlet?
>=20
> Cheers
>=20
> Steve
>> On 27 Dec 2017, at 11:12 pm, Subscriber argoldman@aol.com =
<flyrotary@lancaironline.net> wrote:
>>=20
>> What about the concept of removing the thermostat housing completely =
and directly connecting the hoses to an adapter bolting on to the engine =
where the housing was. Additionally keeping the intake side always fed =
from a header tank above?
>>=20
>> Rich
>>=20
>> In a message dated 12/27/2017 8:43:17 AM Central Standard Time, =
flyrotary@lancaironline.net writes:
>>=20
>>> Thanks Bobby
>>>=20
>>> I read a post from way back from Lynn E. Hanover whom I understood =
was well worth listening too.
>>> He didn=E2=80=99t mention any need for the hole between inlet and =
outlet.
>>> He did however talk about making sure the outlet was restricted =
compared to the inlet to prevent pump cavitation.
>>> He mentioned that he uses a 5/8=E2=80=9D restriction, however that =
all systems are different and depend upon rad resistance and plumbing =
etc.
>>> I=E2=80=99ll experiment a little and see what happens.
>>>=20
>>> Cheers
>>>=20
>>> Steve
>>=20
>>> On 27 Dec 2017, at 9:44 pm, Bobby J. Hughes bhughes@qnsi.net =
<flyrotary@lancaironline.net> wrote:
>>>=20
>>> Steve,
>>>=20
>>> My thermostat hole is plugged and have a #30 hole drilled through =
the plug.=20
>>>=20
>>> Bobby
>>>=20
>>> Sent from my iPad
>>>=20
>>>> On Dec 26, 2017, at 9:18 PM, Stephen Izett stephen.izett@gmail.com =
<flyrotary@lancaironline.net> wrote:
>>>>=20
>>>> Merry Christmas to all
>>>>=20
>>>> I=E2=80=99m still troubleshooting our cooling system.
>>>> Renesis 4 port in Glasair Super II RG
>>>>=20
>>>> We removed the thermostat, and plugged the whole between the in and =
out circuit with a threaded plug.
>>>> I think I read someone saying there should be a hole in that plug, =
which I take it was to let air our of the inlet side of the pump.
>>>> On a picture of the front housing I think I can see a hole in the =
top of the pump impeller housing that might perform this function.
>>>> Can anyone comment?
>>>>=20
>>>> Thanks
>>>>=20
>>>> Steve Izett
>>>> Perth Western Australia
>>>> --
>>>> Homepage: http://www.flyrotary.com/
>>>> Archive and UnSub: =
http://mail.lancaironline.net:81/lists/flyrotary/List.html
>>>=20
>>> --
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>>=20
>>=20
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>=20
>=20
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