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Search: Posts Made By: rjcthree
Forum: Traditional Aircraft Engines 06-20-2018, 06:11 PM
Replies: 14
Views: 739
Posted By rjcthree
Caddy lifters...

Bryan, yes, I understood that too. It's a product of the off the shelf Cadillac lifters Lycoming used. They pump a bunch of oil through the pushrods. Thats also why we have the bigger oil return...
Forum: Traditional Aircraft Engines 06-19-2018, 04:26 PM
Replies: 14
Views: 739
Posted By rjcthree
Mr. Horton, thanks for connecting the dots....

Danís one word : area. Followed by a Homer-worthy Díoh! How could I be so blind. Most 320s seem to do ok with 7 row AC coolers on the the baffle. Nobody seems ok with 7 rows remote, ever, as far...
Forum: Traditional Aircraft Engines 06-19-2018, 08:50 AM
Replies: 14
Views: 739
Posted By rjcthree
Oil temperature vs ambient temperature

Other posts have stated/suggested that once thermal saturation occurs in the oil cooler, all other things being equal, oil temperature will go up (down) with rising (falling) ambient (OAT) air...
Forum: Traditional Aircraft Engines 06-16-2018, 11:08 AM
Replies: 14
Views: 739
Posted By rjcthree
First data form screen removal - directionally correct

I removed the screen. Conditions aren't exact, and flight time was limited due to WX.

With screen over the baffle inlet to the 3" SCAT: OAT 63F, 20.0"MP, 125 IAS, oil temp 208F. Ave CHT...
Forum: Traditional Aircraft Engines 06-11-2018, 11:15 AM
Replies: 14
Views: 739
Posted By rjcthree
Delta

Greg, do remember about how much difference? I realize things were probably changing fast in those hours.

Dan, that's the plan. I have to pull the top cowl to do it, I may check VT seating then...
Forum: Traditional Aircraft Engines 06-11-2018, 05:38 AM
Replies: 14
Views: 739
Posted By rjcthree
Remote oil cooler inlet screen

I'm having oil temperature issues with the rising ambients in NE Ohio. Last year I managed it as I was just starting phase 1 on a new OH engine, but as I step almost out of phase 1, I'm still...
Forum: Autopilots 05-01-2018, 07:10 PM
Replies: 21
Views: 2,800
Posted By rjcthree
As was noted in post #4, internal corrosion as a...

As was noted in post #4, internal corrosion as a potential cause was noted by the Dynon tech I talked to during the troubleshooting process. My post #5 details the reality of my hanger situation,...
Forum: Autopilots 05-01-2018, 09:46 AM
Replies: 21
Views: 2,800
Posted By rjcthree
Servo returned

I received my servo back from Dynon. I appears to be a new unit, labeled as my returned SN. It operates much smoother than the prevous unit before the locking incedent. The only explanation...
Forum: Propellers 04-23-2018, 05:05 PM
Replies: 10
Views: 1,069
Posted By rjcthree
Static vs cruise rpm?

I canít get to cruise rpm on the ground with 160hp/sensenich fixed. Do you tune to max attainable?
Forum: Autopilots 04-22-2018, 03:43 PM
Replies: 21
Views: 2,800
Posted By rjcthree
Lock torque

I can’t tell you exactly what the breakaway torque was, but while it was still installed I opted to remove the push rod from the servo arm with a torque wrench. While not perfect in technicqe, as...
Forum: Autopilots 04-22-2018, 11:04 AM
Replies: 21
Views: 2,800
Posted By rjcthree
Thanks and ?

Paul, good suggestion. I see cardboard surgery in my future! It beats cleaning the garage.

David, what in the great googly-moogly is a chocky frog? Iím leaping to a Harry Potter reference?
Forum: Autopilots 04-22-2018, 04:24 AM
Replies: 21
Views: 2,800
Posted By rjcthree
Corrosion

David, corrosion is possible. My hanger isn’t the best when it comes to rain intrusion, and while my airplane doesn’t get wet, it’s humid, especially with the temp swings we’re having day to night....
Forum: Autopilots 04-21-2018, 03:11 PM
Replies: 21
Views: 2,800
Posted By rjcthree
Travel limit bracket was in place

Gil, the travel limiting bracket was in place. The servo locked in about the neutral position of both ailerons and servos. Part of me wonders if the limit bracket screws may be path of the question,...
Forum: Autopilots 04-21-2018, 12:22 PM
Replies: 21
Views: 2,800
Posted By rjcthree
AP servo mechanically locked

Preflighting today found my ailerons locked in place. All power to the A/C was off. Troubleshooting led to finding the AP roll servo mechanically locked. Disconnecting the servo arm from the aileron...
Forum: RV-9/9A 04-08-2018, 09:49 AM
Replies: 13
Views: 2,244
Posted By rjcthree
I guess Iím a little chunky at 1113lb

RV-9A, 320, “carb”, Sensenich fixed with metal Sensenich spinner, good but not full interior, standard stack, AP, full fairings and paint. R: 429, L: 419, N: 265, 77.69”. It looks difficult to get...
Forum: Electronic Ignition Systems 04-04-2018, 05:40 PM
Replies: 1
Views: 436
Posted By rjcthree
Vac pump drive for ignition timing pickup?

Has anyone successfully employed a geared or belt driven ignition timing pickup driven from a vacuum pump drive? I know mine is over driven 21:16 (1.31:1) and would have to be reduced back down, but...
Forum: Traditional Aircraft Engines 03-26-2018, 11:29 AM
Replies: 12
Views: 1,325
Posted By rjcthree
Air flow disruptions?

Disregarding mixture variation for a moment, is it possible airflow disruptions can significantly impact the air flow to each individual cylinder?

In reviewing the data from Saturday, I am no...
Forum: Traditional Aircraft Engines 03-20-2018, 05:17 AM
Replies: 12
Views: 1,325
Posted By rjcthree
More detail

I'm focussed on ignition from past engine experience and a whole lot of searching, and I'm not sure it's correct, but it's also what appears to be easiest to evaulate in a short local flight.

The...
Forum: Traditional Aircraft Engines 03-19-2018, 01:48 PM
Replies: 60
Views: 7,706
Posted By rjcthree
Thx

Ok, thx, your symptoms were a little different than mine, but close enough to be interesting.
Forum: Traditional Aircraft Engines 03-19-2018, 01:40 PM
Replies: 12
Views: 1,325
Posted By rjcthree
Cold (not dead) cylinder at high MP except WOT

I’m observing some behavior that I would like the group’s opinion on.

Setup: O-320-H2AD, 33H Hobbs/19.5H Tach since OH with new cam, lifters, new Lyc cylinders. Ellison, standard dual mag (D3000)...
Forum: Traditional Aircraft Engines 03-18-2018, 01:39 PM
Replies: 60
Views: 7,706
Posted By rjcthree
Tear down findings?

Weíre there any findings during the tear down by the engine shop? Was that cam wiped? I ask because my engine is doing something similar and has since at least hour 1.5. Thanks.
Forum: RV-14 03-11-2018, 07:20 PM
Replies: 16
Views: 2,067
Posted By rjcthree
Build on...

I rememeber getting a lecture from the support desk on an “issue” similar to the situation you’re asking about....I got told to put away my micrometer and feeler guages unless it was spar or engine...
Forum: Electronic Ignition Systems 02-23-2018, 06:40 PM
Replies: 163
Views: 18,309
Posted By rjcthree
Another potential customer view

Ross, Iím enjoying your development progress. As a D3000 user, Iím interested in the dual approach. As you consider use cases and features, you might consider those people who have no interest in...
Forum: Propellers 01-07-2018, 05:36 PM
Replies: 3
Views: 379
Posted By rjcthree
Spinner off speed limit for the sensenich spinner

While not in the operating limitations, I have first hand experience with the ears of the sensenich backplate prop fill section permanentLY deforming over 1800 rpm when the spinner cone is not...
Forum: RV-12 01-01-2018, 05:02 PM
Replies: 11
Views: 2,284
Posted By rjcthree
Same here...

100,000 BTU propane heater running continuously got the workspace of the hanger from crisp 18F to a rather comfortable 40F. But as soon as it shut off(I have a t-stat that has a one hour max run...
Forum: ADS-B 12-14-2017, 06:54 PM
Replies: 4
Views: 905
Posted By rjcthree
Thanks...

I have that screen now. When I powered up the GDL39 against an already powered up 660, I didn't get it during the session. Now that I have them both tied into the same power supply on the bench,...
Forum: ADS-B 12-14-2017, 04:06 PM
Replies: 4
Views: 905
Posted By rjcthree
Never mind...

I think I figured it out. In weather, its waiting for NEXRAD, in traffic, it's saying GDL ADS-B operating. That seems to indicate it's communicating and waiting. Correct?
Forum: ADS-B 12-14-2017, 03:55 PM
Replies: 4
Views: 905
Posted By rjcthree
Aera 660 + GDL 39 connection confirmation

I'm building my wiring harness for the 660 and GDL 39 in the basement. The 39 is set on serial A to the 660 on serial 2, using the Garmin data protocol. The 660 is alive and well, the 39 is...
Forum: ADS-B 12-14-2017, 03:45 PM
Replies: 72
Views: 10,272
Posted By rjcthree
ACS says Feb 07, 2018 for shipment

ACS website currently says February 7, 2018 for shipment.
Forum: RV-9/9A 12-06-2017, 01:31 AM
Replies: 29
Views: 7,228
Posted By rjcthree
N183RC results

Thanks everybody for the help/info.

After IAS calibration and halfway through Phase 1, N183RC V speeds are as follows:

Vx = 75kt
Vy = 95kt
Vg = 80kt (Best glide defined as best distance)
Vg, 10 deg...
Forum: RV General Discussion/News 12-02-2017, 08:23 PM
Replies: 50
Views: 9,011
Posted By rjcthree
Good idea, but

Good idea, but not doing that for two reasons. The first is past experience with Mobil change overs resulting in near term leaks. Engines, transmissions, diffs, clutch master and servos. It happens...
Forum: RV General Discussion/News 12-02-2017, 07:56 PM
Replies: 50
Views: 9,011
Posted By rjcthree
Hmmm.

I have Grove calipers and master cylinders. At first condition,I found one leaking caliper, which has been a problem for me. This would be the third time I've rebuilt the calipers. But this isn't...
Forum: Traditional Aircraft Engines 10-19-2017, 07:05 PM
Replies: 10
Views: 2,515
Posted By rjcthree
Can the standard pipes be cut?

Can the standard Vetterman pipes be cut at an angle close to parallel to the fuse floor to come close to the turn down effect? I'd rather not add weight or parts. Does anyone have experience with...
Forum: RV Ongoing Maintenance Issues 10-12-2017, 06:51 PM
Replies: 47
Views: 22,974
Posted By rjcthree
Blow off as root cause?

So the feedback is blow drying is somehow the cause of the shrinkage. I understand the cotton consideration. The shrinkage is diametrical, not in height, and only on one side. I've not been able...
Forum: RV Ongoing Maintenance Issues 10-12-2017, 05:52 AM
Replies: 47
Views: 22,974
Posted By rjcthree
filter shrank - in three hours

I had 25H TT on my filter before needing to do my condition inspection. I removed the filter which fit just fine, it did not snap off or anything odd. It sat for a couple hours, still fine. I...
Forum: Traditional Aircraft Engines 10-10-2017, 08:36 AM
Replies: 4
Views: 829
Posted By rjcthree
Idle mixture and RPM rise

When setting idle mixture, the requirement is something like "set idle mixture such that when moving mixture to ICO, there is to be about a 50 RPM increase before RPM falls off".

How fast does one...
Forum: RV Ongoing Maintenance Issues 10-04-2017, 06:55 PM
Replies: 7
Views: 925
Posted By rjcthree
Condition inspection, start to finish, how many hours?

I'm well into my first condition inspection. I'm expecting to be into about 20 hours of labor, including a couple small mods, start to finish, including oil change. Is that consistent with others...
Forum: RV-9/9A 09-29-2017, 03:36 PM
Replies: 6
Views: 1,030
Posted By rjcthree
It was a non Standard day!

For the 3-way runs in question, I was seeing 19C at 8100 DA, 6400 on the altimeter. At 792ft MSL field, baro was 30.16, if I remember correctly. At the above alt, I was seeing nearly 200 ft delta.
Forum: RV-9/9A 09-29-2017, 11:58 AM
Replies: 6
Views: 1,030
Posted By rjcthree
Mr Grinch and a whole bunch of data crunching...

Mr Grinch and a whole bunch of data crunching sent be back into the archives and Google. I found this:

http://www.vansairforce.com/community/showthread.php?t=89446

While it wanders a bit, it...
Forum: RV-9/9A 09-23-2017, 06:54 PM
Replies: 6
Views: 1,030
Posted By rjcthree
Argh!

Ok, so no changes to the airframe, I go out today to lean the engine for the first time. Looking at at data there is a 200' difference between gps alt and alt. GPS > PALT. This is in steady state...
Forum: ADS-B 09-22-2017, 06:22 PM
Replies: 6
Views: 1,062
Posted By rjcthree
Aera 660 and a GTX 345 -any pireps?

I am looking to jump the shark and replace an older 496 and a near new GTX327 with an aera 660 and a GTX 345. The EFIS is, and will remain for now, a Dynon D180. The nav/com is an SL-30.

Do I need...
Forum: RV-9/9A 09-17-2017, 03:06 PM
Replies: 6
Views: 1,030
Posted By rjcthree
ASI/TAS calibration - am I done?

I've been chasing a static position error at the start of my phase one that had altitude errors with airspeed, consistent with what many go through. Alt errors and TAS variation vs GPS 3 ways by >100...
Forum: RV Ongoing Maintenance Issues 09-09-2017, 06:54 PM
Replies: 4
Views: 614
Posted By rjcthree
Systems?

Can you detail the systems onboard, please? Also, do you have anything from the previous owner regarding the relationship of IAS to TAS? What you may have, depending on systems, is a system with a...
Forum: Propellers 07-16-2017, 05:48 AM
Replies: 12
Views: 2,129
Posted By rjcthree
One more qualitative data point: Clocking. 11/5 vs 9/3

First, clarifying my positional description: clock face reference is facing the a/c, 16h into phase 1. Prop was mounted 11/5 with #1 at TDC. As RPM climbed, a discernible vibe was felt. Changed to...
Forum: RV General Discussion/News 05-19-2017, 06:35 PM
Replies: 14
Views: 1,877
Posted By rjcthree
SB wings, QB fuse if building solo

I did SB wings and was able to hit all but 23 rivets in the skins solo. After looking at a local -6 builders fuse, I decided solo wasn't going to work. QB worked for me.
Forum: Traditional Aircraft Engines 05-19-2017, 05:38 PM
Replies: 13
Views: 2,358
Posted By rjcthree
Mixture?

Having read the OP a couple times, I'm surprised mixture hasn't come up. I read the the bowl was checked, but the slow to come up to static and rough after 10 sec suggests POTENTIALLY leaning out...
Forum: RV General Discussion/News 05-06-2017, 02:52 PM
Replies: 11
Views: 2,301
Posted By rjcthree
Mu-metal more like conduit than a barrier

I had to research mu-metal a bit and some of the products the company I work for use it in really sensitive RF sections. That info/those guys tell me mu-metal is more like a conduit than a energy...
Forum: RV-9/9A 04-23-2017, 12:51 PM
Replies: 5
Views: 1,211
Posted By rjcthree
N183RC first flight

With Dave Ross at the controls, N183RC took flight for the first (and second) time this morning from KPLR (Lorain County). Once the first flight bug was worked out (more later), Dave spent about a...
Forum: RV-10 04-16-2017, 05:27 PM
Replies: 32
Views: 5,685
Posted By rjcthree
Active transition instructors?

In post #3, Mike Seager is noted as the only instructor active at the moment, does anyone have contrary information? Or is that only for RV-10? I'm at a crossroads....Thanks.
Forum: RV-9/9A 03-22-2017, 10:23 AM
Replies: 8
Views: 1,660
Posted By rjcthree
Thanks everyone

Thanks everyone. Neutral trim it is. I'll have the gopro from inside the AC recording commentary too. Fly safe....
Forum: RV-9/9A 03-19-2017, 03:04 PM
Replies: 8
Views: 1,660
Posted By rjcthree
Trim tab guidance for first flight

My first flight is rapidly approaching. The plan is to go at 1427 lbs and a cg of 79.72" calculated. This is solo, 24 gal of useable fuel, a little bit of baggage. It's an RV-9A/O-320/Sensenich. ...
Forum: Electrical Systems 02-24-2017, 10:25 AM
Replies: 1
Views: 778
Posted By rjcthree
Shielding the compass from current-induced magnetic fields

I had a problem with my vertical card compass swinging with the combined current load of nav lights, landing lights and strobe light power supply. With all three on, the current is about 15A in one...
Forum: RV-9/9A 02-20-2017, 04:40 PM
Replies: 8
Views: 2,057
Posted By rjcthree
Ground idle?

Snopercod, what is your warm ground idle speed?
Forum: RV-9/9A 02-19-2017, 06:28 PM
Replies: 8
Views: 2,057
Posted By rjcthree
Flight idle vs ground idle - Sensenich FP

Can anyone give me a feel for your ground idle speed and the idle speed you see on final, and at what speed? I'm trying to figure out the relationship. Thanks.
Forum: Fuel Injection Systems 02-09-2017, 04:11 PM
Replies: 23
Views: 4,682
Posted By rjcthree
Which fuel and where?

Where is it available and which fuel is it?
Forum: Electrical Systems 01-27-2017, 03:52 PM
Replies: 16
Views: 5,827
Posted By rjcthree
Pirelli on the Aeroled bulbs

I hate to bring this back to the original topic but :rolleyes:

Any pirep on the new Aeroled bulbs? I need to cut some current out of my IP under my VCC and mu-metal only got me halfway. This may be...
Forum: RV Ongoing Maintenance Issues 01-19-2017, 07:06 PM
Replies: 13
Views: 3,892
Posted By rjcthree
T mod and lifters

I have an H2 in my soon to be flying 9A. If there's concern over lifters and the cam, they can easily be checked by pulling the pushrods tubes and looking at them. It's one of those things you can...
Forum: Steam Gauges 12-28-2016, 06:00 PM
Replies: 3
Views: 1,442
Posted By rjcthree
Vertical card compass compensation

Is it possible that the 8 degree or so panel angle makes it more difficult to swing a VCC? In my case it's a PAI-700 in the panel, away from big power, no difference engine running, non running, a...
Forum: RV-9/9A 12-26-2016, 06:46 PM
Replies: 9
Views: 3,369
Posted By rjcthree
141 rivets

I need help on 141 rivets, I'm about 5'11", wider hands. Tungsten bar made a big positive difference for me. Tungsten bar is also a bigger risk when dropped inside a structure. I used tape and...
Forum: Reviews 12-08-2016, 09:58 AM
Replies: 2
Views: 1,560
Posted By rjcthree
+1

I had the same with David Clark. Over and above.
Forum: RV Ongoing Maintenance Issues 11-26-2016, 05:30 AM
Replies: 13
Views: 3,872
Posted By rjcthree
An A&P/AI question: which logbook?

Is there a rule or rule of thumb that defines what goes into an engine vs an airframe logbook? Some things seem like they could go in either, like fuel lines from the collator to the fuel pump; its...
Forum: Reviews 11-07-2016, 11:33 AM
Replies: 2
Views: 1,521
Posted By rjcthree
When do you give up on a supplier?

I deleted because this is becoming a past-tense situation. I've been accused of many things, but I tend to have facts when I have a conversation. Frustrating.
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