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Search: Posts Made By: BigJohn
Forum: RV-12 Today, 04:29 AM
Replies: 8
Views: 606
Posted By BigJohn
Swap L and R and see if trouble follows the part.

Swap L and R and see if trouble follows the part.
Forum: RV General Discussion/News 04-19-2018, 11:26 AM
Replies: 4
Views: 919
Posted By BigJohn
Count me in!

Iím committing to a large chunk of time during the week to pitch in and offer my experience as an early builder. Looking for other early builders to have a reunion of sorts. John? Marty? Tony? Joe?...
Forum: RV-12 04-19-2018, 05:57 AM
Replies: 6
Views: 689
Posted By BigJohn
Thanks Tony. I just added that to my list of...

Thanks Tony. I just added that to my list of upgrades at annual time.

I was in Seattle last September briefly but didnt have time to get in touch.
Forum: RV-12 04-10-2018, 04:58 AM
Replies: 8
Views: 606
Posted By BigJohn
Clean up the connectors and spray with a contact...

Clean up the connectors and spray with a contact cleaner. I have some at the hangar, I think the name of it is something like Deox-It.
Forum: RV-12 04-04-2018, 04:21 AM
Replies: 12
Views: 1,042
Posted By BigJohn
If this is your very first fiberglass work, make...

If this is your very first fiberglass work, make a generous estimate, then double it! If at all possible get some help from an experienced fiberglass person. For example, someone who has body shop...
Forum: RV-12 04-03-2018, 06:16 AM
Replies: 36
Views: 9,017
Posted By BigJohn
I plan to replace my second Ducati with the SK...

I plan to replace my second Ducati with the SK next time it shows signs of weakness. See below email I received very recently from Supplier in UK.

Personally I am willing to pay the price for what...
Forum: RV-12 03-17-2018, 04:06 AM
Replies: 149
Views: 25,003
Posted By BigJohn
Thanks for posting that nice clear picture Paul....

Thanks for posting that nice clear picture Paul. Makes it much easier to viualize the task ahead.
Forum: RV-12 03-13-2018, 07:07 AM
Replies: 20
Views: 4,695
Posted By BigJohn
Just a little more information..........

I ran a plot showing RPM, and Left and Right EGT during a recent flight, and noted when the roughness occurs. Interestingly, my EGT's track almost perfectly between the two carbs, except in the mid...
Forum: RV-12 03-08-2018, 04:21 AM
Replies: 20
Views: 4,695
Posted By BigJohn
Three-blade smoother in mid-RPMís?

My particular airplane has always had a noticeable vibration in the mid RPM range, even though it is smooth at idle and cruise power. I have been told by someone who works on multiple 12ís that this...
Forum: RV-12 03-06-2018, 06:05 AM
Replies: 149
Views: 25,003
Posted By BigJohn
Ah yes, I remember those bolts from the build! As...

Ah yes, I remember those bolts from the build! As I recall, one technique I used was to clean the parts real good and then super glue the washers in place until I could slide the bolts in. Just donít...
Forum: RV-12 03-01-2018, 05:23 AM
Replies: 62
Views: 7,040
Posted By BigJohn
Doug, I dont see that you got an answer to your...

Doug, I dont see that you got an answer to your questions. The removal and reinstallation of the HS can be a little tricky if you havent done it before. It is pretty hard to describe in text. I would...
Forum: RV-12 02-22-2018, 07:42 AM
Replies: 149
Views: 25,003
Posted By BigJohn
The clips are used to lock the turnbuckles in the...

The clips are used to lock the turnbuckles in the stabilator cables. You will need at least one if you elect to relieve the tension in the cables to facilitate reconnecting them. (Because the...
Forum: RV General Discussion/News 01-24-2018, 04:06 PM
Replies: 10
Views: 3,310
Posted By BigJohn
I suppose this thread will get locked up any...

I suppose this thread will get locked up any minute now, so I feel compelled to say my one word reaction to all this. Bizarre!
Forum: RV General Discussion/News 01-13-2018, 06:43 AM
Replies: 12
Views: 2,223
Posted By BigJohn
ďVicki VargasĒ should be fired or at least sent...

ďVicki VargasĒ should be fired or at least sent back to high school.
Forum: RV-12 01-12-2018, 07:59 PM
Replies: 9
Views: 1,306
Posted By BigJohn
Foam in the wing root? Is that something...

Foam in the wing root? Is that something new?

Edit: Oh I get it now. The foam weatherstripping tape. Thought you were referring to something else.
Forum: RV-12 01-03-2018, 05:56 AM
Replies: 9
Views: 1,974
Posted By BigJohn
Off Topic Question

Don, I was just thinking the other day I havent heard from you in a while, or maybe I just missed it. What is the status of your BFR and RV-12 checkout?
Forum: GPS 12-25-2017, 06:04 AM
Replies: 20
Views: 3,327
Posted By BigJohn
This thread is fascinating in the way it brings...

This thread is fascinating in the way it brings out all these experts. Impressive! And, the pointers to specific products. Who knew?

One question though, your original post indicates you want to...
Forum: RV-12 12-19-2017, 04:54 AM
Replies: 18
Views: 3,782
Posted By BigJohn
I canít quite figure out the above conclusion,...

I canít quite figure out the above conclusion, since you reported in your original post quite a large difference in EGT berween sides when the loss of power occurred. That indicated to me a...
Forum: RV General Discussion/News 11-08-2017, 05:09 AM
Replies: 80
Views: 11,458
Posted By BigJohn
Totally understandable business decision. And,...

Totally understandable business decision. And, they will continue to support old models for the foreseeable future, albeit at an increased cost. Try getting that kind of support for your 10 or 20...
Forum: RV-12 11-08-2017, 04:52 AM
Replies: 46
Views: 11,257
Posted By BigJohn
See Post #28. Don has been told this several...

See Post #28. Don has been told this several times. And now he has been radio silent for nearly a month. Hey Don, we need an update!
Forum: RV-12 10-19-2017, 03:40 PM
Replies: 24
Views: 12,059
Posted By BigJohn
Don, you do not need to make adjustments with the...

Don, you do not need to make adjustments with the engine running. Get someone to help you. You stay in the cockpit and take the readings on the Carbmate or the instrument of your choice, then shut...
Forum: RV-12 10-12-2017, 06:04 AM
Replies: 94
Views: 17,750
Posted By BigJohn
This started out to be a simple way to upgrade...

This started out to be a simple way to upgrade the original 496 in my RV-12. A friend recently did this with a G660 in a Gizmo mount. The installation was extremely easy, since the new Gizmo mount...
Forum: RV-12 10-09-2017, 04:55 PM
Replies: 94
Views: 17,750
Posted By BigJohn
Well ****, that is disappointing. I thought I had...

Well ****, that is disappointing. I thought I had a good selection of products all figured out that would satisfy all my objectives. Back to the drawing board I guess.
Forum: RV-12 10-09-2017, 03:14 PM
Replies: 94
Views: 17,750
Posted By BigJohn
Shane, are you saying the EchoUAT will not...

Shane, are you saying the EchoUAT will not interface to the G660 for weather and traffic?
Forum: RV-12 10-09-2017, 01:23 PM
Replies: 94
Views: 17,750
Posted By BigJohn
Hi Joe, thanks for jumping in. I plan to use an...

Hi Joe, thanks for jumping in. I plan to use an Airgizmo flush mount, and so I think I will want the external antenna since the 660 internal antenna will be surrounded by aluminum.
Forum: RV-12 10-09-2017, 01:21 PM
Replies: 94
Views: 17,750
Posted By BigJohn
Shane, thank you very much for chiming in. 1. I...

Shane, thank you very much for chiming in.

1. I currently use ForeFlight on an iPad in conjunction with a Status II for ADS-B in.

2. I plan to display ADS-B info on the G660 that I will install to...
Forum: RV-12 10-09-2017, 08:14 AM
Replies: 94
Views: 17,750
Posted By BigJohn
Thanks for all the replys. I am contemplating the...

Thanks for all the replys. I am contemplating the following, and am asking if anyone out there has already done this specific configuration in an early RV-12 as it came in the standard kits back in...
Forum: RV-12 10-08-2017, 06:40 AM
Replies: 13
Views: 2,702
Posted By BigJohn
Hi John. Well, I did that seven years ago when I...

Hi John. Well, I did that seven years ago when I built the aiplane and I have to think I did that part correctly. I fear if I went to all the trouble of repeating that step the results would be the...
Forum: RV-12 10-08-2017, 06:34 AM
Replies: 94
Views: 17,750
Posted By BigJohn
uAvionix Echo UAT/GRT - Install Experience

Good Morning All,

Yes, I realize there are earlier threads on this product, but I find a lot of thread drift in those, and I would like to zero in on some specifics.

This unit looks pretty good to...
Forum: RV-12 10-08-2017, 06:14 AM
Replies: 5
Views: 962
Posted By BigJohn
Replacing G496 with G660 - Issues?

Thinking it might be time to replace the 496 that came with the kit in 2010 with the touch screen 660. Ah, the lure of a new toy. 😬

Looking for advice from anyone who has done this. Any special...
Forum: RV-12 10-08-2017, 06:06 AM
Replies: 13
Views: 2,702
Posted By BigJohn
Question for Scott.....

My airplane has always had a slight tendency to roll when the flaperons are deployed if Iím above final approach speed. Easily overcome with slight stick pressure and not a problem at all when below...
Forum: RV-12 10-06-2017, 05:13 AM
Replies: 46
Views: 11,257
Posted By BigJohn
Exactly right. Take the whole medical issue out...

Exactly right. Take the whole medical issue out of the dicussion. Do what I said in Post 28. Unless of course you feel in good conscience you canít meet the known deficiency clause in 61.23.
Forum: RV-12 10-05-2017, 06:35 AM
Replies: 46
Views: 11,257
Posted By BigJohn
Don, look yourself up on the FAA registry...

Don, look yourself up on the FAA registry website. You are a Private Pilot in the records of the FAA. Whoever you talked to at the FAA either is wrong, or you misunderstood them. Go to any flight...
Forum: RV-12 10-02-2017, 06:10 AM
Replies: 9
Views: 2,676
Posted By BigJohn
Thanks for chiming in Scott. I figured there had...

Thanks for chiming in Scott. I figured there had to be some structural beefing up to support the handle, and I certainly wouldn't cob in a hardware store handle! Sounds like the timing might be right...
Forum: RV-12 10-01-2017, 11:20 AM
Replies: 9
Views: 2,676
Posted By BigJohn
RV-12iS Assist Handle - Available for Retrofit?

I was just looking at the recently posted pictures from the Synergy fly-in. Does anyone know if that handy looking cockpit entry/egress handle is available for retrofit to earlier airplanes? (Forgive...
Forum: RV-12 09-30-2017, 06:01 AM
Replies: 3
Views: 746
Posted By BigJohn
I believe you are talking about the clamp that...

I believe you are talking about the clamp that holds the top and bottom of the tank together. It is OK to rotate this as necessary. In fact, once you have securely mounted the tank itself to the...
Forum: RV-12 09-29-2017, 03:25 PM
Replies: 14
Views: 1,983
Posted By BigJohn
Thanks John. I'm going to try that next time.

Thanks John. I'm going to try that next time.
Forum: RV-12 09-29-2017, 05:46 AM
Replies: 14
Views: 1,983
Posted By BigJohn
I found out that apparently the glue on those...

I found out that apparently the glue on those weights deteriorates over time. At last CI I rotated tires, used the balancer device, carefully cleaned the wheel surfaces, and stuck the weights on....
Forum: RV-12 09-28-2017, 05:51 AM
Replies: 8
Views: 1,434
Posted By BigJohn
Two points: 1. In the original design there is a...

Two points:

1. In the original design there is a fuse in that circuit, so one has to be sure the charging current will be limited, either by using a small trickle charger, or making sure the...
Forum: RV-12 09-25-2017, 05:17 AM
Replies: 24
Views: 5,643
Posted By BigJohn
Hey Dave, which regulator is that from Amazon?...

Hey Dave, which regulator is that from Amazon? Also, you might be interested to know this week I am doing a transition training for the newest owner of N588DF.

John
Forum: RV-12 09-23-2017, 10:36 AM
Replies: 24
Views: 5,643
Posted By BigJohn
Darn! I guess that would be too easy!😏

Darn! I guess that would be too easy!😏
Forum: RV-12 09-23-2017, 06:31 AM
Replies: 24
Views: 5,643
Posted By BigJohn
Is the (apparently new) regulator used on the IS...

Is the (apparently new) regulator used on the IS Sport compatible to retrofit to the older engines?
Forum: RV-12 09-02-2017, 04:41 AM
Replies: 8
Views: 2,729
Posted By BigJohn
Expressions of sympathy not allowed?

Yesterday Joe Dallas posted a simple expression of sympathy. The thread was immediately closed down by a moderator. And yet, Rule 2 states ".......... Offer condolences to the family and friends, of...
Forum: RV-12 08-30-2017, 04:58 AM
Replies: 96
Views: 26,980
Posted By BigJohn
Question Trying to get this thread back on track.....

I agree with above. Jim is a good and smooth pilot, but Rensselaer's runway has been in terrible shape for years. I speculate (there, I said it!) that this failure was the result of metal fatique...
Forum: RV-12 08-30-2017, 04:41 AM
Replies: 3
Views: 899
Posted By BigJohn
Search the forum for previous threads on similar...

Search the forum for previous threads on similar symptoms. This sounds like the classic pre-cursor to Ducati failure.
Forum: Northeast 08-06-2017, 06:56 PM
Replies: 11
Views: 659
Posted By BigJohn
Be glad to show you my '12. I'm 80 nm north at...

Be glad to show you my '12. I'm 80 nm north at NY0.
Forum: RV-12 08-04-2017, 07:05 AM
Replies: 11
Views: 1,369
Posted By BigJohn
Jim, suggest you work with Tom and Steve to...

Jim, suggest you work with Tom and Steve to resolve your issue before reverting to the original lines, which you probably dont have readily available. Those guys are fantastic with their support!
Forum: RV-12 07-30-2017, 05:55 AM
Replies: 23
Views: 2,252
Posted By BigJohn
Sorry, didnt pick up on the fact this is a...

Sorry, didnt pick up on the fact this is a Skyview. David is right. That makes it a lot harder to get at the end of the tubing, if indeed it is there.

Is it possible to contact the original builder...
Forum: RV-12 07-29-2017, 10:13 AM
Replies: 8
Views: 1,703
Posted By BigJohn
Hey Paul, how does this stuff compare with the...

Hey Paul, how does this stuff compare with the imstrumentation in the early models of the shuttle?
Forum: RV-12 07-29-2017, 10:10 AM
Replies: 23
Views: 2,252
Posted By BigJohn
Pull the instrument compartment cover, find the...

Pull the instrument compartment cover, find the AOA port on the back of the Dynon, follow the tubing.
Forum: ADS-B 07-29-2017, 07:14 AM
Replies: 702
Views: 181,225
Posted By BigJohn
My exact situation and feelings. Was ready to...

My exact situation and feelings. Was ready to order when all of this controversy started. For once my procrastination paid off! I feel for all of you caught in the middle of this fiasco. I still have...
Forum: RV-12 07-29-2017, 06:34 AM
Replies: 23
Views: 2,252
Posted By BigJohn
I was just about to suggest the same thing. Even...

I was just about to suggest the same thing. Even if it does not point directly to the problem it will allow you to eliminate a bunch of stuff.
Forum: RV-12 07-28-2017, 03:24 AM
Replies: 6
Views: 830
Posted By BigJohn
Dale, This is a very old issue. It first...

Dale,

This is a very old issue. It first surfaced about 2012 I believe. First time it happened to me nearly scared my wife to death! I worked the problem with both Vans and Dynon. Various theories...
Forum: COMM 07-27-2017, 06:35 PM
Replies: 20
Views: 1,540
Posted By BigJohn
Ive been fantasizing about this myself lately....

Ive been fantasizing about this myself lately. Would be fun, but a lot of trouble to go through. Wouldnt need much power, so the rig could be small, but the antenna is the issue. Drilling holes for...
Forum: Electrical Systems 07-18-2017, 05:05 AM
Replies: 8
Views: 828
Posted By BigJohn
Joe, I love your explanations. Takes me back to...

Joe, I love your explanations. Takes me back to my college days and DC Theory 101!
Forum: RV-12 07-17-2017, 01:09 PM
Replies: 8
Views: 1,348
Posted By BigJohn
Agree 100% with Jetguy. The springs will be...

Agree 100% with Jetguy. The springs will be replaced with the new throttle assembly with weaker springs.
Forum: RV General Discussion/News 07-16-2017, 06:36 AM
Replies: 21
Views: 2,192
Posted By BigJohn
Flying into Oshkosh solo for the first time is...

Flying into Oshkosh solo for the first time is not something I would advise. Things can get very hectic in a hurry, with constant radio chatter, last minute runway assignments/changes, short...
Forum: RV-12 07-10-2017, 06:27 PM
Replies: 10
Views: 1,779
Posted By BigJohn
Jim, it appears that your Cyl 1/3 carb is running...

Jim, it appears that your Cyl 1/3 carb is running rich. Have you checked the float on that side to see of it might be heavy?
Forum: RV-12 07-09-2017, 06:43 PM
Replies: 49
Views: 7,452
Posted By BigJohn
Well now, let's see. The only things that I can...

Well now, let's see. The only things that I can think of that change when the engine runs are the bus voltage, and vibration. How about checking the voltage with an external meter to be sure it is...
Forum: RV-12 07-08-2017, 04:04 AM
Replies: 23
Views: 5,555
Posted By BigJohn
What do you see as the advantage of a "brisk"...

What do you see as the advantage of a "brisk" throttle advance in a short field T/O situation?
Forum: RV-12 07-05-2017, 04:42 AM
Replies: 9
Views: 1,359
Posted By BigJohn
Feedback - Closing the loop

I always like to see some closure on threads like this so here is mine. I removed and disassembled both wheel and brake assemblies. I chamfered the edges of the pads as suggested. I found and removed...
Forum: RV-12 07-04-2017, 04:55 AM
Replies: 12
Views: 1,972
Posted By BigJohn
The Matco Number for the RV-12 brake assembly is...

The Matco Number for the RV-12 brake assembly is MHE51B. Matco can sell you any parts you need based on that. They have an online store on their website, or you can call them. BTW, how did you...
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