RV-List Digest Archive

Fri 02/21/14


Total Messages Posted: 2



Today's Message Index:
----------------------
 
     1. 08:10 AM - Oil Coolers... (Bill Judge)
     2. 04:43 PM - Re: Oil Coolers... (Larry Bowen)
 
 
 


Message 1


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    Time: 08:10:28 AM PST US
    From: Bill Judge <bjudge@gmail.com>
    Subject: Oil Coolers...
    Hey Marty, good to see you're doing well. Larry, I'll have to dig around for pictures of the install. It wasn't too different than the stock, on the baffle install. I did beef up the baffles in that corner at the same time as going to the smaller cooler. No cracking since I made this change. The gist of the install was to use 4 pieces of 1x2 inch profile angle, each 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, longer side on the cooler. In an effort to isolate the cooler from vibration I over sized the holes and put in rubber bushings so that the cooler didn't touch anything but the bolts and rubber bushings and then I sealed the perimeter with RTV. The RTV is probably what is actually holding the cooler in place. Below my sentence got cut off, I meant to say I didn't do the firewall mount because I didn't like the idea of the hoses "working" as the engine vibrated. Bill > > Time: 10:57:22 AM PST US > From: Marty Helller <marty_away@hotmail.com> > Subject: RE: RV-List: Re: Oil Cooler's... > > I have one with ~ 4 hours on it. Will sell for an hours worth of fuel plus > shipping. Had unrelated cooling issues on first few flights=2C but ever > yone pointed to the non- standard configuration (on firewall) so I changed > to SW clone on baffling and still hard other problems to resolve.... Now l > ife is cool at 175 oil temp and < 330 CHT. > > Contact off line at 703-732-3264 > > Marty > RV-7=2C 150 hrs=2C KSUT > > From: bjudge@gmail.com > Subject: RV-List: Re: Oil Cooler's... > > I just dug back through my emails to find the skinny on the Setrab cooler. > I'm pretty sure it is this one: > > > http://www.hrpworld.com/store/default/100-series-std-10-row-oil-cooler-3-ta > ll-m22-ports.html > > > It comes with straight on AN fittings but I couldn't get them to work > > in the space I had so I used these: > http://www.hrpworld.com/store/default/an > -10-x-m22-hose-fitting-90.html > > These fitting are mega expensive but swivel which takes alot of the > > stress off the attach points. I went this route for a few reasons: > > I had the stock cooler completely covered with AL tape and stillcouldn't ge > t over 200 F temps.(Too much cooling) > > My baffles cracked from the weight of the stock cooler.(too much weight)I k > new of a rv-6 built by 3 engineers(one is a DER) and they've flown > > 400 hrs trouble free with this cooler.I didn't do the firewall mount becaus > e i didn't want the hoses > > Even still when its cold I can't get over 160 F. > > Bill > > > On Thu=2C Feb 20=2C 2014 at 7:29 AM=2C Bill Judge <bjudge@gmail.com> > wrote: > > > I've been running a Setrab 10 row for around 750 hrs=2C no problems=2C temp > s often run too low and so its half covered with AL tape. It's about 1/3 th > e size of the standard Vans cooler. > > > They are made of aluminum rather than brass and AL just works better for a > heat exchanger. > > You can get aircraft fittings on them too=2C they even have swivel fittings > at 90 and 45 degrees available. > > > Bill > N84WJ=2C RV-8=2C 980 hrs > > > rv-8.blogspot.com > > > Time: 05:38:47 PM PST US > > From: Matt Dralle <dralle@matronics.com> > > Subject: RV-List: Oil Cooler's... > > > Greetings RV'ers=2C > > > On the RV-8=2C I've got Stewart/Warner 10610R 10 row oil cooler for the IO- > 390. > > It's mounted on the rear baffle and its worked well and kept the oil temps > in > > the low 180's under all conditions. > > > I noticed today=2C that the outside mounting flange that goes next to the b > affle > > is cracked. I suppose I could get it welded or brazed or whatever they do > to > > aluminium=2C but that seems like a hack. > > > Apparently=2C Chief doesn't carry the Stewart/Warner brand anymore and has > to different > > variants of the Aero Classic brand in the 10 Row 10610R compatible unit. > > > One is the "Standard" model for $269: > > > http://www.chiefaircraft.com/aircraft/oil-system-filters/oil-cooler > s/standard/aec-8000081.html > > > The other is the "HE" (High Efficiency) models are $575: > > > http://www.chiefaircraft.com/aircraft/oil-system-filters/oil-cooler > s/he-series/aec-8001646.html > > > Any thought's on either of these two options? Pros and cons. The HE model > s look > > a lot like the S&W model I have=2C assuming the pictures are accurate. > > > Thanks for the feedback. > > > Matt > > > - > > Matt Dralle > > > RV-8 #82880 N998RV "Ruby Vixen" > > http://www.mattsrv8.com - Matt's Complete RV-8 Construction Log > > http://www.mattsrv8.com/Mishap - Landing Mishap Rebuild Log > > http://www.youtube.com/MattsRV8 - Matt's RV-8 HDTV YouTube Channel > > Status: 172+ Hours TTSN - Rebuilding Fuselage After Landing Mishap... > > > RV-6 #20916 N360EM "The Flyer" > > http://www.mattsrv6.com - Matt's RV-6 Revitalization Log > > Status: 200+ Hours Since Purchase - Upgrades Complete=3B Now In Full Flyer > Mode > > > Matt's Livermore Airport Live ATC Stream! > > Check out the live ATC stream directly from my hangar at the Livermore > > Airport. Includes both Tower and Ground transmissions. Archives too! > > For entertainment purposes only. http://klvk.matronics.com > > > ________________________________ Message 7 > _____________________________________ > > > Time: 11:02:37 AM PST US > From: Marty Helller <marty_away@hotmail.com> > Subject: RE: RV-List: Re: Oil Cooler's... > > Also had this configuration....I'll send you photos when home=2C next week. > In short=2C mounted 2 parallel pieces of angle aluminum on firewall=2C a > nd mounted Setrab to that. Then built a fiberglass 'vulcano' to funnel the > air. Had a butterfly valve at the attachment to the baffling.... > > Marty > RV-7=2C KSUT 150 hrs > > ( P.s. Hi Bill..... Still owe you a ride....) > > Subject: Re: RV-List: Re: Oil Cooler's... > From: larry@bowenaero.com > > Bill - > > How did you mount the setrab? Any pictures?-- > Larry Bowen > Larry@BowenAero.com > http://BowenAero.com > > > On Thu=2C Feb 20=2C 2014 at 10:29 AM=2C Bill Judge <bjudge@gmail.com> > wrote > : > > I've been running a Setrab 10 row for around 750 hrs=2C no problems=2C temp > s often run too low and so its half covered with AL tape. It's about 1/3 th > e size of the standard Vans cooler. > > > They are made of aluminum rather than brass and AL just works better for a > heat exchanger. > > You can get aircraft fittings on them too=2C they even have swivel fittings > at 90 and 45 degrees available. > > > Bill > N84WJ=2C RV-8=2C 980 hrs > > > rv-8.blogspot.com > > > Time: 05:38:47 PM PST US > > From: Matt Dralle <dralle@matronics.com> > > Subject: RV-List: Oil Cooler's... > > > Greetings RV'ers=2C > > > On the RV-8=2C I've got Stewart/Warner 10610R 10 row oil cooler for the IO- > 390. > > It's mounted on the rear baffle and its worked well and kept the oil temps > in > > the low 180's under all conditions. > > > I noticed today=2C that the outside mounting flange that goes next to the b > affle > > is cracked. I suppose I could get it welded or brazed or whatever they do > to > > aluminium=2C but that seems like a hack. > > > Apparently=2C Chief doesn't carry the Stewart/Warner brand anymore and has > to different > > variants of the Aero Classic brand in the 10 Row 10610R compatible unit. > > > One is the "Standard" model for $269: > > > http://www.chiefaircraft.com/aircraft/oil-system-filters/oil-cooler > s/standard/aec-8000081.html > > > The other is the "HE" (High Efficiency) models are $575: > > > http://www.chiefaircraft.com/aircraft/oil-system-filters/oil-cooler > s/he-series/aec-8001646.html > > > Any thought's on either of these two options? Pros and cons. The HE model > s look > > a lot like the S&W model I have=2C assuming the pictures are accurate. > > > Thanks for the feedback. > > > Matt > > > - > > Matt Dralle > > > RV-8 #82880 N998RV "Ruby Vixen" > > http://www.mattsrv8.com - Matt's Complete RV-8 Construction Log > > http://www.mattsrv8.com/Mishap - Landing Mishap Rebuild Log > > http://www.youtube.com/MattsRV8 - Matt's RV-8 HDTV YouTube Channel > > Status: 172+ Hours TTSN - Rebuilding Fuselage After Landing Mishap... > > > RV-6 #20916 N360EM "The Flyer" > > http://www.mattsrv6.com - Matt's RV-6 Revitalization Log > > Status: 200+ Hours Since Purchase - Upgrades Complete=3B Now In Full Flyer > Mode > > > Matt's Livermore Airport Live ATC Stream! > > Check out the live ATC stream directly from my hangar at the Livermore > > Airport. Includes both Tower and Ground transmissions. Archives too! > > For entertainment purposes only. http://klvk.matronics.com > > > t="_blank">http://www.matronics.com/Navigator?RV-List > tp://forums.matronics.com > _blank">http://www.matronics.com/contribution > > > ________________________________ Message 8 > _____________________________________ > > > Time: 07:57:29 PM PST US > From: RV6 Flyer <rv6_flyer@hotmail.com> > Subject: RE: RV-List: Oil Cooler's... > > I originally flew my O-320 RV-6 in Southern California heat during Septembe > r 1997 with an oil cooler mounted on the firewall with 3" SCAT tubing runni > ng to it. > > I constantly had high oil temperature. Relocating the oil cooler to the en > gine mount behind cylinder #4 with a full size opening duct to it just an i > nch behind the cylinder lowered oil temp 30 degrees F. > > In a high heat environment with high power settings=2C I would not use a fi > rewall mounted oil cooler and 3" SCAT to it. There is not enough air flow > going through the oil cooler with the setup that I originally had. > > Gary A. Sobek > "My Sanity" RV-6 N157GS O-320 Hartzell=2C > 2=2C810+ Flying Hours So. CA=2C USA > >


    Message 2


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    Time: 04:43:51 PM PST US
    Subject: Re: Oil Coolers...
    From: Larry Bowen <larry@bowenaero.com>
    Thanks for the info. I'm just curious, 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.... :) -- Larry Bowen Larry@BowenAero.com http://BowenAero.com On Fri, Feb 21, 2014 at 11:09 AM, Bill Judge <bjudge@gmail.com> wrote: > Hey Marty, good to see you're doing well. > > Larry, I'll have to dig around for pictures of the install. It wasn't too > different than the stock, on the baffle install. I did beef up the baffles > in that corner at the same time as going to the smaller cooler. No cracking > since I made this change. > > The gist of the install was to use 4 pieces of 1x2 inch profile angle, > each 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, longer side on the cooler. > > In an effort to isolate the cooler from vibration I over sized the holes > and put in rubber bushings so that the cooler didn't touch anything but the > bolts and rubber bushings and then I sealed the perimeter with RTV. The RTV > is probably what is actually holding the cooler in place. > > Below my sentence got cut off, I meant to say I didn't do the firewall > mount because I didn't like the idea of the hoses "working" as the engine > vibrated. > > Bill > > >> >> Time: 10:57:22 AM PST US >> From: Marty Helller <marty_away@hotmail.com> >> Subject: RE: RV-List: Re: Oil Cooler's... >> >> I have one with ~ 4 hours on it. Will sell for an hours worth of fuel >> plus >> shipping. Had unrelated cooling issues on first few flights=2C but >> ever >> yone pointed to the non- standard configuration (on firewall) so I changed >> to SW clone on baffling and still hard other problems to resolve.... Now >> l >> ife is cool at 175 oil temp and < 330 CHT. >> >> Contact off line at 703-732-3264 >> >> Marty >> RV-7=2C 150 hrs=2C KSUT >> >> From: bjudge@gmail.com >> Subject: RV-List: Re: Oil Cooler's... >> >> I just dug back through my emails to find the skinny on the Setrab cooler. >> I'm pretty sure it is this one: >> >> >> >> http://www.hrpworld.com/store/default/100-series-std-10-row-oil-cooler-3-ta >> ll-m22-ports.html<http://www.hrpworld.com/store/default/100-series-std-10-row-oil-cooler-3-tall-m22-ports.html> >> >> >> It comes with straight on AN fittings but I couldn't get them to work >> >> in the space I had so I used these: >> http://www.hrpworld.com/store/default/an >> -10-x-m22-hose-fitting-90.html<http://www.hrpworld.com/store/default/an-10-x-m22-hose-fitting-90.html> >> >> These fitting are mega expensive but swivel which takes alot of the >> >> stress off the attach points. I went this route for a few reasons: >> >> I had the stock cooler completely covered with AL tape and stillcouldn't >> ge >> t over 200 F temps.(Too much cooling) >> >> My baffles cracked from the weight of the stock cooler.(too much weight)I >> k >> new of a rv-6 built by 3 engineers(one is a DER) and they've flown >> >> 400 hrs trouble free with this cooler.I didn't do the firewall mount >> becaus >> e i didn't want the hoses >> >> Even still when its cold I can't get over 160 F. >> >> Bill >> >> >> On Thu=2C Feb 20=2C 2014 at 7:29 AM=2C Bill Judge <bjudge@gmail.com> >> wrote: >> >> >> I've been running a Setrab 10 row for around 750 hrs=2C no problems=2C >> temp >> s often run too low and so its half covered with AL tape. It's about 1/3 >> th >> e size of the standard Vans cooler. >> >> >> They are made of aluminum rather than brass and AL just works better for a >> heat exchanger. >> >> You can get aircraft fittings on them too=2C they even have swivel >> fittings >> at 90 and 45 degrees available. >> >> >> Bill >> N84WJ=2C RV-8=2C 980 hrs >> >> >> rv-8.blogspot.com >> >> >> Time: 05:38:47 PM PST US >> >> From: Matt Dralle <dralle@matronics.com> >> >> Subject: RV-List: Oil Cooler's... >> >> >> Greetings RV'ers=2C >> >> >> On the RV-8=2C I've got Stewart/Warner 10610R 10 row oil cooler for the >> IO- >> 390. >> >> It's mounted on the rear baffle and its worked well and kept the oil temps >> in >> >> the low 180's under all conditions. >> >> >> I noticed today=2C that the outside mounting flange that goes next to the >> b >> affle >> >> is cracked. I suppose I could get it welded or brazed or whatever they do >> to >> >> aluminium=2C but that seems like a hack. >> >> >> Apparently=2C Chief doesn't carry the Stewart/Warner brand anymore and has >> to different >> >> variants of the Aero Classic brand in the 10 Row 10610R compatible unit. >> >> >> One is the "Standard" model for $269: >> >> >> >> http://www.chiefaircraft.com/aircraft/oil-system-filters/oil-cooler >> s/standard/aec-8000081.html<http://www.chiefaircraft.com/aircraft/oil-system-filters/oil-coolers/standard/aec-8000081.html> >> >> >> The other is the "HE" (High Efficiency) models are $575: >> >> >> >> http://www.chiefaircraft.com/aircraft/oil-system-filters/oil-cooler >> s/he-series/aec-8001646.html<http://www.chiefaircraft.com/aircraft/oil-system-filters/oil-coolers/he-series/aec-8001646.html> >> >> >> Any thought's on either of these two options? Pros and cons. The HE >> model >> s look >> >> a lot like the S&W model I have=2C assuming the pictures are accurate. >> >> >> Thanks for the feedback. >> >> >> Matt >> >> >> - >> >> Matt Dralle >> >> >> RV-8 #82880 N998RV "Ruby Vixen" >> >> http://www.mattsrv8.com - Matt's Complete RV-8 Construction Log >> >> http://www.mattsrv8.com/Mishap - Landing Mishap Rebuild Log >> >> http://www.youtube.com/MattsRV8 - Matt's RV-8 HDTV YouTube Channel >> >> Status: 172+ Hours TTSN - Rebuilding Fuselage After Landing Mishap... >> >> >> RV-6 #20916 N360EM "The Flyer" >> >> http://www.mattsrv6.com - Matt's RV-6 Revitalization Log >> >> Status: 200+ Hours Since Purchase - Upgrades Complete=3B Now In Full Flyer >> Mode >> >> >> Matt's Livermore Airport Live ATC Stream! >> >> Check out the live ATC stream directly from my hangar at the Livermore >> >> Airport. Includes both Tower and Ground transmissions. Archives too! >> >> For entertainment purposes only. http://klvk.matronics.com >> >> >> >> >> ________________________________ Message 7 >> _____________________________________ >> >> >> Time: 11:02:37 AM PST US >> From: Marty Helller <marty_away@hotmail.com> >> Subject: RE: RV-List: Re: Oil Cooler's... >> >> Also had this configuration....I'll send you photos when home=2C next >> week. >> In short=2C mounted 2 parallel pieces of angle aluminum on firewall=2C >> a >> nd mounted Setrab to that. Then built a fiberglass 'vulcano' to funnel >> the >> air. Had a butterfly valve at the attachment to the baffling.... >> >> Marty >> RV-7=2C KSUT 150 hrs >> >> ( P.s. Hi Bill..... Still owe you a ride....) >> >> Subject: Re: RV-List: Re: Oil Cooler's... >> From: larry@bowenaero.com >> >> Bill - >> >> How did you mount the setrab? Any pictures?-- >> Larry Bowen >> Larry@BowenAero.com >> http://BowenAero.com >> >> >> On Thu=2C Feb 20=2C 2014 at 10:29 AM=2C Bill Judge <bjudge@gmail.com> >> wrote >> : >> >> I've been running a Setrab 10 row for around 750 hrs=2C no problems=2C >> temp >> s often run too low and so its half covered with AL tape. It's about 1/3 >> th >> e size of the standard Vans cooler. >> >> >> They are made of aluminum rather than brass and AL just works better for a >> heat exchanger. >> >> You can get aircraft fittings on them too=2C they even have swivel >> fittings >> at 90 and 45 degrees available. >> >> >> Bill >> N84WJ=2C RV-8=2C 980 hrs >> >> >> rv-8.blogspot.com >> >> >> Time: 05:38:47 PM PST US >> >> From: Matt Dralle <dralle@matronics.com> >> >> Subject: RV-List: Oil Cooler's... >> >> >> Greetings RV'ers=2C >> >> >> On the RV-8=2C I've got Stewart/Warner 10610R 10 row oil cooler for the >> IO- >> 390. >> >> It's mounted on the rear baffle and its worked well and kept the oil temps >> in >> >> the low 180's under all conditions. >> >> >> I noticed today=2C that the outside mounting flange that goes next to the >> b >> affle >> >> is cracked. I suppose I could get it welded or brazed or whatever they do >> to >> >> aluminium=2C but that seems like a hack. >> >> >> Apparently=2C Chief doesn't carry the Stewart/Warner brand anymore and has >> to different >> >> variants of the Aero Classic brand in the 10 Row 10610R compatible unit. >> >> >> One is the "Standard" model for $269: >> >> >> >> http://www.chiefaircraft.com/aircraft/oil-system-filters/oil-cooler >> s/standard/aec-8000081.html<http://www.chiefaircraft.com/aircraft/oil-system-filters/oil-coolers/standard/aec-8000081.html> >> >> >> The other is the "HE" (High Efficiency) models are $575: >> >> >> >> http://www.chiefaircraft.com/aircraft/oil-system-filters/oil-cooler >> s/he-series/aec-8001646.html<http://www.chiefaircraft.com/aircraft/oil-system-filters/oil-coolers/he-series/aec-8001646.html> >> >> >> Any thought's on either of these two options? Pros and cons. The HE >> model >> s look >> >> a lot like the S&W model I have=2C assuming the pictures are accurate. >> >> >> Thanks for the feedback. >> >> >> Matt >> >> >> - >> >> Matt Dralle >> >> >> RV-8 #82880 N998RV "Ruby Vixen" >> >> http://www.mattsrv8.com - Matt's Complete RV-8 Construction Log >> >> http://www.mattsrv8.com/Mishap - Landing Mishap Rebuild Log >> >> http://www.youtube.com/MattsRV8 - Matt's RV-8 HDTV YouTube Channel >> >> Status: 172+ Hours TTSN - Rebuilding Fuselage After Landing Mishap... >> >> >> RV-6 #20916 N360EM "The Flyer" >> >> http://www.mattsrv6.com - Matt's RV-6 Revitalization Log >> >> Status: 200+ Hours Since Purchase - Upgrades Complete=3B Now In Full Flyer >> Mode >> >> >> Matt's Livermore Airport Live ATC Stream! >> >> Check out the live ATC stream directly from my hangar at the Livermore >> >> Airport. Includes both Tower and Ground transmissions. Archives too! >> >> For entertainment purposes only. http://klvk.matronics.com >> >> >> t="_blank">http://www.matronics.com/Navigator?RV-List >> tp://forums.matronics.com >> _blank">http://www.matronics.com/contribution >> >> >> >> >> ________________________________ Message 8 >> _____________________________________ >> >> >> Time: 07:57:29 PM PST US >> From: RV6 Flyer <rv6_flyer@hotmail.com> >> Subject: RE: RV-List: Oil Cooler's... >> >> I originally flew my O-320 RV-6 in Southern California heat during >> Septembe >> r 1997 with an oil cooler mounted on the firewall with 3" SCAT tubing >> runni >> ng to it. >> >> I constantly had high oil temperature. Relocating the oil cooler to the >> en >> gine mount behind cylinder #4 with a full size opening duct to it just an >> i >> nch behind the cylinder lowered oil temp 30 degrees F. >> >> In a high heat environment with high power settings=2C I would not use a >> fi >> rewall mounted oil cooler and 3" SCAT to it. There is not enough air flow >> going through the oil cooler with the setup that I originally had. >> >> Gary A. Sobek >> "My Sanity" RV-6 N157GS O-320 Hartzell=2C >> 2=2C810+ Flying Hours So. CA=2C USA >> >> >> >> >> >> >> >> ========== >> get="_blank">http://www.matronics.com/Navigator?RV-List >> ========== >> http://forums.matronics.com >> ========== >> le, List Admin. >> ="_blank">http://www.matronics.com/contribution >> ========== >> >> >> >> >> > * > > > * > >




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