RV-List Digest Archive

Sat 02/22/14


Total Messages Posted: 1



Today's Message Index:
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     1. 05:55 AM - Re: Oil Coolers... (RV6 Flyer)
 
 
 


Message 1


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    Time: 05:55:00 AM PST US
    From: RV6 Flyer <rv6_flyer@hotmail.com>
    Subject: Oil Coolers...
    About 10-years ago=2C one of my friends had his Setrab oil cooler rupture d uring phase one test flying. Most of the oil was pumped overboard. When he landed=2C there was no oil on the dip stick. He changed it out for one of Van's oil coolers. Gary A. Sobek "My Sanity" RV-6 N157GS O-320 Hartzell=2C 2=2C800+ Flying Hours So. CA=2C USA Subject: Re: RV-List: Oil Coolers... From: larry@bowenaero.com Thanks for the info. I'm just curious=2C really. I bought s Stewart Warner 8406R this past December. I'm still working on the mounting of it behind #4 . I think it will be fine. My only complaint so far was the cost. I could have bought 5 of the Setrab coolers! Next time....=0A :)=0A -- Larry Bowen Larry@BowenAero.com http://BowenAero.com =0A On Fri=2C Feb 21=2C 2014 at 11:09 AM=2C Bill Judge <bjudge@gmail.com> wrote : =0A Hey Marty=2C good to see you're doing well. Larry=2C I'll have to dig around for pictures of the install. It wasn't too different than the stock=2C on the baffle install. I did beef up the baffl es in that corner at the same time as going to the smaller cooler. No crack ing since I made this change.=0A =0A =0A The gist of the install was to use 4 pieces of 1x2 inch profile angle=2C ea ch about an inch long. I think the thickness was 0.125. use those on each corner of the cooler to grab the coolers mounting holes. shorter side of the angle on the engine baffles=2C longer side on the coole r.=0A =0A =0A In an effort to isolate the cooler from vibration I over sized the holes an d put in rubber bushings so that the cooler didn't touch anything but the b olts and rubber bushings and then I sealed the perimeter with RTV. The RTV is probably what is actually holding the cooler in place.=0A =0A =0A Below my sentence got cut off=2C I meant to say I didn't do the firewall mo unt because I didn't like the idea of the hoses "working" as the engine vib rated. Bill=0A =0A =0A =0A =0A Time: 10:57:22 AM PST US =0A From: Marty Helller <marty_away@hotmail.com> =0A Subject: RE: RV-List: Re: Oil Cooler's... =0A =0A I have one with ~ 4 hours on it. Will sell for an hours worth of fuel plus =0A shipping. Had unrelated cooling issues on first few flights=2C but ev er =0A yone pointed to the non- standard configuration (on firewall) so I changed =0A to SW clone on baffling and still hard other problems to resolve.... Now l =0A ife is cool at 175 oil temp and < 330 CHT. =0A =0A Contact off line at 703-732-3264 =0A =0A Marty =0A RV-7=2C 150 hrs=2C KSUT =0A =0A From: bjudge@gmail.com =0A Subject: RV-List: Re: Oil Cooler's... =0A =0A I just dug back through my emails to find the skinny on the Setrab cooler. =0A I'm pretty sure it is this one: =0A =0A =0A http://www.hrpworld.com/store/default/100-series-std-10-row-oil-cooler-3-ta =0A ll-m22-ports.html =0A =0A =0A It comes with straight on AN fittings but I couldn't get them to work =0A =0A in the space I had so I used these:http://www.hrpworld.com/store/default/an =0A -10-x-m22-hose-fitting-90.html =0A =0A These fitting are mega expensive but swivel which takes alot of the =0A =0A stress off the attach points. I went this route for a few reasons: =0A =0A I had the stock cooler completely covered with AL tape and stillcouldn't ge =0A t over 200 F temps.(Too much cooling) =0A =0A My baffles cracked from the weight of the stock cooler.(too much weight)I k =0A new of a rv-6 built by 3 engineers(one is a DER) and they've flown =0A =0A 400 hrs trouble free with this cooler.I didn't do the firewall mount becaus =0A e i didn't want the hoses =0A =0A Even still when its cold I can't get over 160 F. =0A =0A Bill =0A =0A =0A On Thu=2C Feb 20=2C 2014 at 7:29 AM=2C Bill Judge <bjudge@gmail.com> wrote: =0A =0A =0A I've been running a Setrab 10 row for around 750 hrs=2C no problems=2C temp =0A s often run too low and so its half covered with AL tape. It's about 1/3 th =0A e size of the standard Vans cooler. =0A =0A =0A They are made of aluminum rather than brass and AL just works better for a =0A heat exchanger. =0A =0A You can get aircraft fittings on them too=2C they even have swivel fittin gs =0A at 90 and 45 degrees available. =0A =0A =0A Bill =0A N84WJ=2C RV-8=2C 980 hrs =0A =0A =0A rv-8.blogspot.com =0A =0A =0A Time: 05:38:47 PM PST US =0A =0A From: Matt Dralle <dralle@matronics.com> =0A =0A Subject: RV-List: Oil Cooler's... =0A =0A =0A Greetings RV'ers=2C =0A =0A =0A On the RV-8=2C I've got Stewart/Warner 10610R 10 row oil cooler for the I O- =0A 390. =0A =0A It's mounted on the rear baffle and its worked well and kept the oil temps =0A in =0A =0A the low 180's under all conditions. =0A =0A =0A I noticed today=2C that the outside mounting flange that goes next to the b =0A affle =0A =0A is cracked. I suppose I could get it welded or brazed or whatever they do =0A to =0A =0A aluminium=2C but that seems like a hack. =0A =0A =0A Apparently=2C Chief doesn't carry the Stewart/Warner brand anymore and ha s =0A to different =0A =0A variants of the Aero Classic brand in the 10 Row 10610R compatible unit. =0A =0A =0A One is the "Standard" model for $269: =0A =0A =0A http://www.chiefaircraft.com/aircraft/oil-system-filters/oil-cooler =0A s/standard/aec-8000081.html =0A =0A =0A The other is the "HE" (High Efficiency) models are $575: =0A =0A =0A http://www.chiefaircraft.com/aircraft/oil-system-filters/oil-cooler =0A s/he-series/aec-8001646.html =0A =0A =0A Any thought's on either of these two options? Pros and cons. The HE model =0A s look =0A =0A a lot like the S&W model I have=2C assuming the pictures are accurate. =0A =0A =0A Thanks for the feedback. =0A =0A =0A Matt =0A =0A =0A - =0A =0A Matt Dralle =0A =0A =0A RV-8 #82880 N998RV "Ruby Vixen" =0A =0A http://www.mattsrv8.com - Matt's Complete RV-8 Construction Log =0A =0A http://www.mattsrv8.com/Mishap - Landing Mishap Rebuild Log =0A =0A http://www.youtube.com/MattsRV8 - Matt's RV-8 HDTV YouTube Channel =0A =0A Status: 172+ Hours TTSN - Rebuilding Fuselage After Landing Mishap... =0A =0A =0A RV-6 #20916 N360EM "The Flyer" =0A =0A http://www.mattsrv6.com - Matt's RV-6 Revitalization Log =0A =0A Status: 200+ Hours Since Purchase - Upgrades Complete=3B Now In Full Flye r =0A Mode =0A =0A =0A Matt's Livermore Airport Live ATC Stream! =0A =0A Check out the live ATC stream directly from my hangar at the Livermore =0A =0A Airport. Includes both Tower and Ground transmissions. Archives too! =0A =0A For entertainment purposes only. http://klvk.matronics.com =0A =0A =0A =0A =0A ________________________________ Message 7 ______________________________ _______ =0A =0A =0A Time: 11:02:37 AM PST US =0A From: Marty Helller <marty_away@hotmail.com> =0A Subject: RE: RV-List: Re: Oil Cooler's... =0A =0A Also had this configuration....I'll send you photos when home=2C next wee k. =0A In short=2C mounted 2 parallel pieces of angle aluminum on firewall= 2C a =0A nd mounted Setrab to that. Then built a fiberglass 'vulcano' to funnel the =0A air. Had a butterfly valve at the attachment to the baffling.... =0A =0A Marty =0A RV-7=2C KSUT 150 hrs =0A =0A ( P.s. Hi Bill..... Still owe you a ride....) =0A =0A Subject: Re: RV-List: Re: Oil Cooler's... =0A From: larry@bowenaero.com =0A =0A Bill - =0A =0A How did you mount the setrab? Any pictures?-- =0A Larry Bowen =0A Larry@BowenAero.com =0A http://BowenAero.com =0A =0A =0A On Thu=2C Feb 20=2C 2014 at 10:29 AM=2C Bill Judge <bjudge@gmail.com> wrote =0A : =0A =0A I've been running a Setrab 10 row for around 750 hrs=2C no problems=2C temp =0A s often run too low and so its half covered with AL tape. It's about 1/3 th =0A e size of the standard Vans cooler. =0A =0A =0A They are made of aluminum rather than brass and AL just works better for a =0A heat exchanger. =0A =0A You can get aircraft fittings on them too=2C they even have swivel fittin gs =0A at 90 and 45 degrees available. =0A =0A =0A Bill =0A N84WJ=2C RV-8=2C 980 hrs =0A =0A =0A rv-8.blogspot.com =0A =0A =0A Time: 05:38:47 PM PST US =0A =0A From: Matt Dralle <dralle@matronics.com> =0A =0A Subject: RV-List: Oil Cooler's... =0A =0A =0A Greetings RV'ers=2C =0A =0A =0A On the RV-8=2C I've got Stewart/Warner 10610R 10 row oil cooler for the I O- =0A 390. =0A =0A It's mounted on the rear baffle and its worked well and kept the oil temps =0A in =0A =0A the low 180's under all conditions. =0A =0A =0A I noticed today=2C that the outside mounting flange that goes next to the b =0A affle =0A =0A is cracked. I suppose I could get it welded or brazed or whatever they do =0A to =0A =0A aluminium=2C but that seems like a hack. =0A =0A =0A Apparently=2C Chief doesn't carry the Stewart/Warner brand anymore and ha s =0A to different =0A =0A variants of the Aero Classic brand in the 10 Row 10610R compatible unit. =0A =0A =0A One is the "Standard" model for $269: =0A =0A =0A http://www.chiefaircraft.com/aircraft/oil-system-filters/oil-cooler =0A s/standard/aec-8000081.html =0A =0A =0A The other is the "HE" (High Efficiency) models are $575: =0A =0A =0A http://www.chiefaircraft.com/aircraft/oil-system-filters/oil-cooler =0A s/he-series/aec-8001646.html =0A =0A =0A Any thought's on either of these two options? Pros and cons. The HE model =0A s look =0A =0A a lot like the S&W model I have=2C assuming the pictures are accurate. =0A =0A =0A Thanks for the feedback. =0A =0A =0A Matt =0A =0A =0A - =0A =0A Matt Dralle =0A =0A =0A RV-8 #82880 N998RV "Ruby Vixen" =0A =0A http://www.mattsrv8.com - Matt's Complete RV-8 Construction Log =0A =0A http://www.mattsrv8.com/Mishap - Landing Mishap Rebuild Log =0A =0A http://www.youtube.com/MattsRV8 - Matt's RV-8 HDTV YouTube Channel =0A =0A Status: 172+ Hours TTSN - Rebuilding Fuselage After Landing Mishap... =0A =0A =0A RV-6 #20916 N360EM "The Flyer" =0A =0A http://www.mattsrv6.com - Matt's RV-6 Revitalization Log =0A =0A Status: 200+ Hours Since Purchase - Upgrades Complete=3B Now In Full Flye r =0A Mode =0A =0A =0A Matt's Livermore Airport Live ATC Stream! =0A =0A Check out the live ATC stream directly from my hangar at the Livermore =0A =0A Airport. Includes both Tower and Ground transmissions. Archives too! =0A =0A For entertainment purposes only. http://klvk.matronics.com =0A =0A =0A t="_blank">http://www.matronics.com/Navigator?RV-List =0A tp://forums.matronics.com =0A _blank">http://www.matronics.com/contribution =0A =0A =0A =0A =0A ________________________________ Message 8 ______________________________ _______ =0A =0A =0A Time: 07:57:29 PM PST US =0A From: RV6 Flyer <rv6_flyer@hotmail.com> =0A Subject: RE: RV-List: Oil Cooler's... =0A =0A I originally flew my O-320 RV-6 in Southern California heat during Septembe =0A r 1997 with an oil cooler mounted on the firewall with 3" SCAT tubing runni =0A ng to it. =0A =0A I constantly had high oil temperature. Relocating the oil cooler to the en =0A gine mount behind cylinder #4 with a full size opening duct to it just an i =0A nch behind the cylinder lowered oil temp 30 degrees F. =0A =0A In a high heat environment with high power settings=2C I would not use a fi =0A rewall mounted oil cooler and 3" SCAT to it. There is not enough air flow =0A going through the oil cooler with the setup that I originally had. =0A =0A Gary A. Sobek =0A "My Sanity" RV-6 N157GS O-320 Hartzell=2C =0A 2=2C810+ Flying Hours So. CA=2C USA =0A =0A =0A =0A =0A =0A =0A =0A =0A get="_blank">http://www.matronics.com/Navigator?RV-List =0A =0A http://forums.matronics.com =0A =0A le=2C List Admin. =0A ="_blank">http://www.matronics.com/contribution =0A =0A =0A =0A =0A =0A =0A =0A =0A =0A t="_blank">http://www.matronics.com/Navigator?RV-List=0A tp://forums.matronics.com=0A _blank">http://www.matronics.com/contribution=0A =0A =0A =0A =0A =0A ============0A ============0A ============0A ============0A =0A




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