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Search: Posts Made By: DaveWelch
Forum: RV-12/RV-12iS 01-22-2019, 10:34 PM
Replies: 8
Views: 1,236
Posted By DaveWelch
As you withdraw each wing, the person supporting...

As you withdraw each wing, the person supporting the wing tip should try to keep the main spar aligned with it’s slot in the fuselage skin. On my kit the shop heads of large rivets through the main...
Forum: Reviews 01-14-2019, 07:11 PM
Replies: 29
Views: 3,757
Posted By DaveWelch
Waiting on the ad...

Awesome discussion. We've been looking at alternatives for our second ANR headset. We'll check out the CQ1 when we see the Ad!
Forum: RV-12/RV-12iS 01-04-2019, 06:26 PM
Replies: 9
Views: 1,073
Posted By DaveWelch
Hmm...

Not a bad idea if you can get even a halfway decent seal. That hose is not under pressure, so that should work too.
Forum: RV-12/RV-12iS 01-03-2019, 04:52 PM
Replies: 9
Views: 1,073
Posted By DaveWelch
For coolant hose I use a small amount of liquid...

For coolant hose I use a small amount of liquid soap or the kids bubbles solution. This time of year you could also warm the hose end carefully a bit to relax the rubber. Let us know what worked for...
Forum: RV-12/RV-12iS 01-03-2019, 04:38 PM
Replies: 6
Views: 1,214
Posted By DaveWelch
Did you resolve the whistle? How?

Did you resolve the whistle? How?
Forum: RV-12/RV-12iS 12-31-2018, 09:59 AM
Replies: 6
Views: 1,214
Posted By DaveWelch
Whistle

Benedito,
It is unclear from your post, did you try removing your headset while in flight? If the whistle disappears then review the settings as mentioned earlier. If the whistle remains, then turn...
Forum: RV General Discussion/News 12-28-2018, 11:55 PM
Replies: 883
Views: 187,893
Posted By DaveWelch
Looks Cool anyway!

Steve could we (RV12 guys) interest you in printing some carburetor floats?
Take a look at our forum if you haven’t already.
Happy New Year!
Forum: RV-12/RV-12iS 12-28-2018, 11:01 PM
Replies: 16
Views: 1,740
Posted By DaveWelch
Drilling Plexi

Hi Brett,
Working from memory here, the Instructions called out a fractional sized Plexiglass bit for the canopy. The plexi bits have a different shape that is less likely to “dive” eagerly into your...
Forum: RV-12/RV-12iS 12-03-2018, 10:19 PM
Replies: 16
Views: 2,765
Posted By DaveWelch
Recommend a search for "hard start" in this...

Recommend a search for "hard start" in this (RV-12) forum.

Also, search the Rotax forums.
Join "FlyRotax" if you haven't already
Forum: RV-12/RV-12iS 12-03-2018, 10:04 PM
Replies: 26
Views: 3,599
Posted By DaveWelch
things to check...

Yes, check the user's manual first. Probably needs disassembly and cleaning. the pulling "teeth" get clogged up with slivers and flakes from the mandrels. After cleaning, I learned to use only very...
Forum: RV-12/RV-12iS 12-03-2018, 06:02 PM
Replies: 26
Views: 3,599
Posted By DaveWelch
pneumatics work good too...

Not to take anything away from the 12v pullers...If your pneumatic does not pull in one stroke, check the setup/adjustment and consider higher air pressure. My pneumatic purchased from Cleaveland...
Forum: RV-12/RV-12iS 12-03-2018, 05:49 PM
Replies: 19
Views: 2,628
Posted By DaveWelch
Not voted?

I'm guessing around 800 folks haven't voted yet <grin>.

Unless you REALLY want to experiment with a different engine (you'd rather experiment than fly soon?) or avionics (why? you can have Dynon or...
Forum: RV General Discussion/News 10-15-2018, 01:35 PM
Replies: 18
Views: 2,069
Posted By DaveWelch
Best airplane?

Reminds me of a pro photographer response years ago to my question “what’s the best camera? His answer: “The one you have with you”.
As applied to aircraft...the one that does what you want and that...
Forum: RV-12/RV-12iS 09-16-2018, 11:02 PM
Replies: 16
Views: 2,692
Posted By DaveWelch
Nice sounding engine. Congratulations!

Nice sounding engine. Congratulations!
Forum: RV-12/RV-12iS 09-10-2018, 12:16 PM
Replies: 9
Views: 1,442
Posted By DaveWelch
Hey there!

No paint yet, life still intrudes on most plans. Will look forward to catching up with you.
Forum: RV-12/RV-12iS 09-09-2018, 05:35 PM
Replies: 33
Views: 5,477
Posted By DaveWelch
Praying for the Pair

Their website shows two floats, but then I realized it may have been intended to be “front and back” images of the product. (Murphy’s Law is doubly applicable to first assumptions)
Forum: RV-12/RV-12iS 09-09-2018, 05:25 PM
Replies: 9
Views: 1,442
Posted By DaveWelch
Nominations?

You have my nomination for “Most Creative Application for a Pocket-Sized Red or Green Dot Pointer Thingy”. Open for other nominations.
Forum: RV-12/RV-12iS 09-09-2018, 05:14 PM
Replies: 18
Views: 2,116
Posted By DaveWelch
Bought mine directly from McFarlane. Good folks....

Bought mine directly from McFarlane. Good folks. At the time 10% off for EAA members. Soooo glad to get rid of “the creeper”. May be less of an issue now with latest return Springs.
Forum: RV-12/RV-12iS 08-05-2018, 07:00 PM
Replies: 37
Views: 6,048
Posted By DaveWelch
Hi Joe, We all fully understand your focus to...

Hi Joe,
We all fully understand your focus to finish and look forward to seeing your finished airplane!
Thanks,
Dave
Forum: RV-12/RV-12iS 08-01-2018, 09:54 PM
Replies: 37
Views: 6,048
Posted By DaveWelch
The OP question

I keep the wing tie downs in the map box and leave the tail one installed. It has saved some skin scrapes while loading on a trailer.
Hadn’t thought about the corrosion, now I’ll have to go look.
Forum: RV-12/RV-12iS 08-01-2018, 09:49 PM
Replies: 37
Views: 6,048
Posted By DaveWelch
Very very nice Joe. Much better look than those...

Very very nice Joe. Much better look than those cheesy steel loops I got Lowe’s aviation supply. So...what would a fellow -12 builder have to spend to obtain 3 of ‘em? If you just want to “rough...
Forum: RV General Discussion/News 07-10-2018, 06:58 PM
Replies: 6
Views: 1,553
Posted By DaveWelch
They sure have, Bob. Yet we’re still crashing...

They sure have, Bob. Yet we’re still crashing airplanes.
I think any time and any way we can inject safety into our conversations and conscienceness it is a good thing. Never know what little tidbit...
Forum: Safety 07-09-2018, 10:23 PM
Replies: 37
Views: 5,427
Posted By DaveWelch
Well Tony, Did you get the answer(s) you...

Well Tony, Did you get the answer(s) you expected?
Hope you didn’t expect the gang would make it easy <grin>
Full Disclosure: I take our dog to our airport too. We take him for walks on a leash and...
Forum: RV General Discussion/News 07-09-2018, 09:54 PM
Replies: 6
Views: 1,553
Posted By DaveWelch
Thank-you Ed! Good stuff. Even for us VFR low...

Thank-you Ed! Good stuff.
Even for us VFR low an’ slow folks there are plenty of challenges that deserve more careful consideration than they often get (speaking for a friend) when we don’t fly...
Forum: RV-12/RV-12iS 06-24-2018, 01:05 PM
Replies: 16
Views: 2,543
Posted By DaveWelch
Rutan cloth

FWIW, offering my (far from expert) experience...
I also ordered the Rutan cloth from ACS (couldn't find the uni-cloth recommended in the KAI at the time)
The Rutan cloth did a great job...
Forum: RV-12/RV-12iS 06-24-2018, 12:55 PM
Replies: 9
Views: 3,107
Posted By DaveWelch
new radiator...

Recommend you call Lockwood.
I had to replace my radiator before I even made first flight (my fault, long sad story)
At that time (mid '16) Van's didn't sell the radiator and recommended Lockwood.
It...
Forum: RV-12/RV-12iS 05-28-2018, 10:51 PM
Replies: 8
Views: 1,804
Posted By DaveWelch
On second thought, I'd recommend cutting it out...

On second thought, I'd recommend cutting it out and glassing in an area that gives you some clearance as you first mentioned and others have recommended also. That's what I did during the original...
Forum: RV-12/RV-12iS 05-24-2018, 09:43 PM
Replies: 18
Views: 3,430
Posted By DaveWelch
Clecoes

As I recall, the Kit Assembly Instructions (KAI) has a Table of recommended tools and supplies in Chapter 5 I think.

Along with the regular-style clecoes, the Cleveland Kit included some clecoes...
Forum: RV General Discussion/News 05-17-2018, 09:22 PM
Replies: 436
Views: 108,420
Posted By DaveWelch
We never forget our "first one"...

The title was "Eight Hours to Solo".
Cannot remember the author's name.
It was a book in the tiny "library", really just 3 bookshelves in our one-room country school. The story was about a young man...
Forum: RV-12/RV-12iS 03-13-2018, 08:21 PM
Replies: 6
Views: 1,591
Posted By DaveWelch
Don't cut any metal yet

I wouldn't cut or shave any metal yet until you're certain all else is according to plan. I don't recall the interference you describe being often discussed.
Can you post a picture of your strut...
Forum: RV-12/RV-12iS 03-13-2018, 08:13 PM
Replies: 27
Views: 3,774
Posted By DaveWelch
Very Functional

Looks like it'll work Vlad, but I think the padlock needs a fairing <grin>

Hope to see you at Moontown again this summer (3rd Saturdays) or early September EAA Fly-In.
Forum: RV-12/RV-12iS 02-15-2018, 10:03 PM
Replies: 3
Views: 910
Posted By DaveWelch
Another perspective

Jeff,
I agree that you’ll have the skills and knowledge to build any part of the kit next. At the time I was building, the wing kit was available first, so we all “cut our teeth” on them. If...
Forum: RV-12/RV-12iS 02-07-2018, 10:50 PM
Replies: 11
Views: 1,813
Posted By DaveWelch
No harm...

I figured the top hole and mount might be useful later, so I tapped it per instructions and put a rivet in the upper skin above. It’s another minuscule weight savings and the threads are there if...
Forum: RV-12/RV-12iS 02-03-2018, 12:42 PM
Replies: 2
Views: 703
Posted By DaveWelch
Intermittent noise

Have you called Garmin?
I had an intermittent display problem that seemed to be Time/Temp related. They aknowledged a firmware issue that affected some units in a particular S/N range. Sent me a...
Forum: Tools 01-29-2018, 06:14 PM
Replies: 14
Views: 3,476
Posted By DaveWelch
More tools

Randy, you’re not doing it right. What you need is two carts and two sets of tools ;)
Forum: RV-12/RV-12iS 12-14-2017, 09:57 PM
Replies: 11
Views: 2,514
Posted By DaveWelch
Yup, that's the "drill". I'm sure there have...

Yup, that's the "drill". I'm sure there have been many innovative ways to tackle this. All of 'em I could imagine involved growing an extra arm and and having grip strength that is only a distant...
Forum: RV-12/RV-12iS 12-13-2017, 10:02 PM
Replies: 11
Views: 2,514
Posted By DaveWelch
Good deal

Glad it worked for you. The other "challenge" I remember having was to clamp the flange flat against the spar so that there would be no gap as I was riveting. Took a few trials to get it to hold...
Forum: RV General Discussion/News 12-13-2017, 09:34 PM
Replies: 3
Views: 1,307
Posted By DaveWelch
Welcome Katie!

Look forward to working with you!
Forum: RV-12/RV-12iS 12-11-2017, 09:56 PM
Replies: 11
Views: 2,514
Posted By DaveWelch
Yup

Ricks description jogged my memory, that’s exactly what I did also. The flat die gives you just enough offset to get it done and you’ll have to look close to see any difference on the Mfg head. As...
Forum: RV-12/RV-12iS 12-10-2017, 09:23 PM
Replies: 6
Views: 2,048
Posted By DaveWelch
2 cents

Hi Bob,
I'm not near my plane nor the plans, so I looked at Van's site and pulled up the drawing. I remember this is an area where I had to "walk away for a bit", clear my head and start fresh. A...
Forum: RV-12/RV-12iS 10-20-2017, 10:14 PM
Replies: 11
Views: 1,773
Posted By DaveWelch
Clearance

Hmmm...I see clecoes.
I’d recommend that you get both fairing halves mated up and finish mounting in their final position before trimming the stabilator skins or making other adjustments for...
Forum: RV-12/RV-12iS 10-15-2017, 06:42 PM
Replies: 2
Views: 828
Posted By DaveWelch
Danger Will Robinson!...

Tacco,
Whoo Boy...you should get a lot of discussion and opinions about this.
Here's mine.
First, read carefully the thread titled "Flaperon Induced Roll" (or close) which is active right now in this...
Forum: RV-12/RV-12iS 10-14-2017, 02:14 PM
Replies: 26
Views: 6,188
Posted By DaveWelch
Tony, As always, very helpful and much...

Tony,
As always, very helpful and much appreciated!
Dave
Forum: RV-12/RV-12iS 09-28-2017, 09:18 PM
Replies: 8
Views: 1,768
Posted By DaveWelch
I had a hard time finding the Anderson Powerpole...

I had a hard time finding the Anderson Powerpole until someone suggested a Radio Control Model shop. Bingo! They also had the crimper, heavy wire, and assembled the whole thing for me.
Forum: RV-12/RV-12iS 09-12-2017, 11:19 AM
Replies: 10
Views: 2,630
Posted By DaveWelch
2nd look

I had to look twice also.
Finally saw the lettering on all of them. In some cases you can't see the lettering straight-on but it reveals itself "in shadow" of the light at an angle.
Also, a careful...
Forum: RV-10 09-12-2017, 11:07 AM
Replies: 27
Views: 4,791
Posted By DaveWelch
Electric Tractor

Sam,
Drop by Hangar "E" at Moontown this Saturday, you can see what Mark made that might give you a jump start on the tractor conversion.
Dave
Forum: RV-12/RV-12iS 08-25-2017, 11:17 PM
Replies: 14
Views: 3,986
Posted By DaveWelch
My understanding has been that, although perhaps...

My understanding has been that, although perhaps counterintuitive, the best strategy is to try to get the prop stopped (stalled) if you have a dead engine. Reason is that it takes energy to keep it...
Forum: RV-12/RV-12iS 08-23-2017, 08:38 PM
Replies: 15
Views: 4,163
Posted By DaveWelch
I've been debating whether to reply at all to...

I've been debating whether to reply at all to N456TS.
No offense was intended.
I don't recall ever attacking or intentionally offending anyone in these forums, there is simply no reason to do...
Forum: RV-12/RV-12iS 08-15-2017, 10:14 PM
Replies: 15
Views: 4,163
Posted By DaveWelch
One note of caution. I recall a recent thread in...

One note of caution. I recall a recent thread in these forums about headset noise that was eventually discovered to be coming from a bargain priced 12v-USB power adapter. For my money, I'd get the...
Forum: RV-12/RV-12iS 08-12-2017, 12:50 PM
Replies: 12
Views: 3,839
Posted By DaveWelch
Reminds me of an old joke about a guy who moved...

Reminds me of an old joke about a guy who moved from one neighborhood to another and the quality of both neighborhoods were improved :rolleyes:.
Good to have you back on the home turf Scott!
Forum: RV-12/RV-12iS 08-12-2017, 12:44 PM
Replies: 13
Views: 2,405
Posted By DaveWelch
Whether you can remain ELSA is a question for...

Whether you can remain ELSA is a question for Van's. They can tell you if that feature will be in the 12is plans or will be an option. If so, whether you "should" is entirely up to you. If you're...
Forum: RV-12/RV-12iS 08-12-2017, 12:35 PM
Replies: 15
Views: 2,341
Posted By DaveWelch
Assuming equal lead times, sufficient workspace,...

Assuming equal lead times, sufficient workspace, storage space, etc...either way is fine.
The wings store on edge up against a wall or hung flat from a ceiling.
Regardless of build sequence, I'd...
Forum: RV-12/RV-12iS 08-11-2017, 10:59 PM
Replies: 7
Views: 1,862
Posted By DaveWelch
My apologies, I should have suggested earlier...

My apologies, I should have suggested earlier that you do a search for "oil temp" in the RV-12 forums. What I just found suggests you don't have much of an issue, but you'll want to be sure you're...
Forum: RV-12/RV-12iS 08-11-2017, 10:47 PM
Replies: 7
Views: 1,862
Posted By DaveWelch
Hi Thom, I'm not familiar with the plane you...

Hi Thom,
I'm not familiar with the plane you bought nor the original builder.
Might be helpful is you can tell us a little more about your plane, e.g. kit # and was it built E-LSA or EAB? When was...
Forum: Traditional Aircraft Engines 07-25-2017, 10:24 PM
Replies: 3
Views: 766
Posted By DaveWelch
I'm not near my books. Does the Rotax Parts...

I'm not near my books. Does the Rotax Parts Manual specify a sealant there?
Forum: RV General Discussion/News 07-03-2017, 10:11 AM
Replies: 15
Views: 2,817
Posted By DaveWelch
Have you considered a Torque Screwdriver? Down...

Have you considered a Torque Screwdriver? Down in the single and low double-digit torque values they are easy to use and do not require the "swing radius" of a wrench. I bought an adjustable one...
Forum: RV General Discussion/News 06-30-2017, 09:20 PM
Replies: 66
Views: 15,147
Posted By DaveWelch
I think this one is more Haiku-ish. I like it.

I think this one is more Haiku-ish. I like it.
Forum: RV General Discussion/News 06-20-2017, 11:16 PM
Replies: 13
Views: 2,411
Posted By DaveWelch
True

True, but just in case...
Wouldn't be the first time one of us was working from an outdated set of plans.
And yes, fuel lube and similar stuff can be handy to hold gaskets in place when assembling...
Forum: RV General Discussion/News 06-19-2017, 08:39 PM
Replies: 13
Views: 2,411
Posted By DaveWelch
+1 for the Loctite 567. I used "Fuel Lube"...

+1 for the Loctite 567. I used "Fuel Lube" actually EZ-turn as per the instructions on Kit #121 a few years back. Since then, Van's changed the instructions (and section 5 also?). They said...
Forum: RV-12/RV-12iS 06-14-2017, 11:21 PM
Replies: 30
Views: 6,194
Posted By DaveWelch
Safer

It makes sense I suppose if you have a cable failure in cruise. It's a real pain when you're trying to slow down and get down to a short strip as the RPMs creep up on you.
Forum: RV-12/RV-12iS 06-13-2017, 08:41 PM
Replies: 30
Views: 6,194
Posted By DaveWelch
Thank-you John, I remember noticing that...

Thank-you John,
I remember noticing that difference before and had forgotten.
I'll pay more careful attention during my third, hopefully final, mechanical sync!
Clear Skies,
dave
Forum: RV-12/RV-12iS 06-12-2017, 10:46 PM
Replies: 30
Views: 6,194
Posted By DaveWelch
should be simple

Thanks Ric, that's what I thought too. But it isn't working out that way for me. Like "squeezing a balloon". I'm starting over again and will (again) follow the procedure exactly. Must have...
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