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[166.172.58.245]) by smtp.gmail.com with ESMTPSA id 193sm1174252ywh.89.2019.08.30.05.38.17 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 30 Aug 2019 05:38:17 -0700 (PDT) In-Reply-To: References: X-Referenced-Uid: 43281 Thread-Topic: [FlyRotary] Overheated coolant User-Agent: Android X-Is-Generated-Message-Id: true MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----LVLD405C3KIXRIGC1CQPFNP6EGCIAW" Content-Transfer-Encoding: 7bit X-Local-Message-Id: <9541f9b5-ccf7-4072-a451-a204b2784b30@gmail.com> Subject: Re: [FlyRotary] Overheated coolant Date: Fri, 30 Aug 2019 07:38:16 -0500 To: Rotary motors in aircraft Message-ID: <9541f9b5-ccf7-4072-a451-a204b2784b30@gmail.com> ------LVLD405C3KIXRIGC1CQPFNP6EGCIAW Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Fwiw, Tracy is retired, but his business is still active=2E https://www=2Er= otaryaviation=2Ecom/store/c1/Featured_Products=2Ehtml Might be worth checki= ng there for parts=2E Ask for Laura=2E Charlie =E2=81=A3Sent from BlueMai= l =E2=80=8B On Aug 30, 2019, 12:18 AM, at 12:18 AM, "Matt Boiteau mattboit= eau@gmail=2Ecom" wrote: >Well ran into a li= ttle bit of a snag on my RX8 engine=E2=80=A6=2E >While trying different thi= ngs to cool down the oil, during high-speed >taxi tests I managed to blow o= ut the temporary clear level tube on my >coolant expansion tank, which lead= to pressure loss, which caused it to >overheat=2E Managed to shut down nea= r the hanger and get a water hose on >the rads, but I feel the engine got b= aked underneath the fiberglass >cowl=2E *Future note, need to come up with = some flaps that open after >shutdown or something, to let the heat escape o= ut=2E Maybe even an >electric fan that runs for 5 minutes after shutdown* >= >I know I blew some type of coolant gasket, but unsure if the irons are >w= arped=2E Going to take apart next weekend=2E Just wanted to run by my list = >of mods, to see if I need to change anything or add/remove=2E > >25hours, = 99% ground testing >The iron plates were lapped and renitraded >Rotor housi= ngs were new and welded in P-Ports >RotaryAviation master kit (RA super sea= ls) > >Oil >~125psi at full throttle >20w50 VR1 high zinc >RX7 rear pressur= e regulator >2 washers under front pressure regulator >weber jet kit >therm= al pellet > >Coolant >1=2E3bar cap >ECU says ~27psi at full throttle, not s= ure I believe that yet=2E Lots of >noise at full throttle on my pressure se= nsors (pic attached) >70/30 Zerex G-05 >=C2=A0 >I=E2=80=99ll order the Atki= ns oring kit, supposedly their brown inner water >jacket seals can handle a= bit higher temps=2E >https://www=2Eatkinsrotary=2Ecom/store/04-11-Rx8-O-Ri= ng-Kit-ARE317=2Ehtml >[https://www=2Eatkinsrotary=2Ecom/store/04-11-Rx8-O-R= ing-Kit-ARE317=2Ehtml] > >- Matt Boiteau > >-------------------------------= ----------------------------------------- > >-- >Homepage: http://www=2Efl= yrotary=2Ecom/ >Archive and UnSub: >http://mail=2Elancaironline=2Enet:81/= lists/flyrotary/List=2Ehtml ------LVLD405C3KIXRIGC1CQPFNP6EGCIAW Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable
Fwiw, Tracy is retired, but his = business is still active=2E
Might be worth checking there for parts=2E Ask for Laura=2E<= br>
Charlie

Sent from BlueMail
On Aug 30, 2019, at 12:18 AM, "Matt Boiteau mattboiteau@gmail= =2Ecom" <flyrotary@lancaironline=2Enet> wrote:

Well ran into a little bit of a snag on my RX8 engine=E2=80=A6=2E
Wh= ile trying different things to cool down the oil, during high-speed taxi te= sts I managed to blow out the temporary clear level tube on my coolant expa= nsion tank, which lead to pressure loss, which caused it to overheat=2E Man= aged to shut down near the hanger and get a water hose on the rads, but I f= eel the engine got baked underneath the fiberglass cowl=2E *Future note, ne= ed to come up with some flaps that open after shutdown or something, to let= the heat escape out=2E Maybe even an electric fan that runs for 5 minutes = after shutdown*

I know I blew some type of coolant gasket, but uns= ure if the irons are warped=2E Going to take apart next weekend=2E Just wan= ted to run by my list of mods, to see if I need to change anything or add/r= emove=2E

25hours, 99% ground testing
The iron plates were lapp= ed and renitraded
Rotor housings were new and welded in P-Ports
Ro= taryAviation master kit (RA super seals)

Oil
~125psi at= full throttle
20w50 VR1 high zinc
RX7 rear pressure regulator
= 2 washers under front pressure regulator
weber jet kit
thermal pell= et


Coolant
1=2E3bar cap<= br> ECU says ~27psi at full throttle, not sure I believe that yet=2E Lots o= f noise at full throttle on my pressure sensors (pic attached)
70/30 Ze= rex G-05

 

I=E2=80=99ll order the Atkins oring kit, supposedly their brown = inner water jacket seals can handle a bit higher temps=2E https:= //www=2Eatkinsrotary=2Ecom/store/04-11-Rx8-O-Ring-Kit-ARE317=2Ehtml

=


- Matt Boiteau
--
Homepage:  ht=
tp://www=2Eflyrotary=2Ecom/
Archive and UnSub:   http://mail=2Elan=
caironline=2Enet:81/lists/flyrotary/List=2Ehtml
<= /div> ------LVLD405C3KIXRIGC1CQPFNP6EGCIAW--