From: "Stephen Izett stephen.izett@gmail.com" <flyrotary@lancaironline.net>
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Subject: Re: [FlyRotary] Re: Overheated coolant
Date: Sat, 31 Aug 2019 07:15:33 +0800
References: <list-12908550@logan.com>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
In-Reply-To: <list-12908550@logan.com>
Message-Id: <4A8C7F6F-A5C7-4FFB-B059-02C51A5007E6@gmail.com>

Hi Matt
As far as sumps I just kept the stock Renesis one.

Steve Izett=20
Renesis 4 Port Glasair Super II RG

> On 30 Aug 2019, at 11:51 pm, Matt Boiteau mattboiteau@gmail.com =
<flyrotary@lancaironline.net> wrote:
>=20
> I did go with the rotary aviation master rebuild kit when I first did =
the engine. This time around, I'll go with the Atkins Oring kit.
>=20
> I do have a deep 5" wedge shape oil pan, which I want to add some =
baffling inside to help with sloshing, climbing, descending, and over =
foaming. What have you guys done? Just a top plate with drain holes =
drilled, or have you gone fancy with flapper valves (piano hinges with =
weights) ?
>=20
> - Matt Boiteau
>> On 2019-08-30 8:58:55 AM, Charlie England ceengland7@gmail.com =
<flyrotary@lancaironline.net> wrote:
>>=20
>> Fwiw, Tracy is retired, but his business is still active.
>> https://www.rotaryaviation.com/store/c1/Featured_Products.html
>> Might be worth checking there for parts. Ask for Laura.
>>=20
>> Charlie
>>=20
>> Sent from BlueMail
>> On Aug 30, 2019, at 12:18 AM, "Matt Boiteau mattboiteau@gmail.com" =
<flyrotary@lancaironline.net> wrote:
>> Well ran into a little bit of a snag on my RX8 engine=E2=80=A6.
>> While trying different things to cool down the oil, during high-speed =
taxi tests I managed to blow out the temporary clear level tube on my =
coolant expansion tank, which lead to pressure loss, which caused it to =
overheat. Managed to shut down near the hanger and get a water hose on =
the rads, but I feel the engine got baked underneath the fiberglass =
cowl. *Future note, need to come up with some flaps that open after =
shutdown or something, to let the heat escape out. Maybe even an =
electric fan that runs for 5 minutes after shutdown*
>>=20
>> I know I blew some type of coolant gasket, but unsure if the irons =
are warped. Going to take apart next weekend. Just wanted to run by my =
list of mods, to see if I need to change anything or add/remove.
>>=20
>> 25hours, 99% ground testing
>> The iron plates were lapped and renitraded=20
>> Rotor housings were new and welded in P-Ports
>> RotaryAviation master kit (RA super seals)
>>=20
>> Oil
>> ~125psi at full throttle
>> 20w50 VR1 high zinc
>> RX7 rear pressure regulator
>> 2 washers under front pressure regulator
>> weber jet kit
>> thermal pellet
>>=20
>>=20
>>=20
>> Coolant
>> 1.3bar cap
>> ECU says ~27psi at full throttle, not sure I believe that yet. Lots =
of noise at full throttle on my pressure sensors (pic attached)
>> 70/30 Zerex G-05
>>=20
>>=20
>>=20
>> =20
>> I=E2=80=99ll order the Atkins oring kit, supposedly their brown inner =
water jacket seals can handle a bit higher temps. =
https://www.atkinsrotary.com/store/04-11-Rx8-O-Ring-Kit-ARE317.html
>>=20
>>=20
>>=20
>> - Matt Boiteau
>> --
>> Homepage:  http://www.flyrotary.com/
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