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Search: Posts Made By: N223JH
Forum: Texas (South) 02-20-2017, 04:49 AM
Replies: 0
Views: 972
Posted By N223JH
RV-12 Build at SAT

Joe Roberts, Please check your Personal Messages.

Jim RV-12 at Bulverde
Forum: RV-12/RV-12iS 11-15-2016, 07:31 AM
Replies: 15
Views: 5,057
Posted By N223JH
I've got one that's fixin' to fail. Where are...

I've got one that's fixin' to fail. Where are replacements available...Vans, Dynon?

#264 flying 430 hours
Forum: Texas (South) 07-10-2016, 05:36 AM
Replies: 2
Views: 1,548
Posted By N223JH
David Bell check your PMs.

David Bell check your PMs.
Forum: RV-12/RV-12iS 07-06-2016, 06:59 PM
Replies: 7
Views: 2,269
Posted By N223JH
In addition to excellent tips posted...

In addition to excellent tips posted previously...

*Always land on mains only. Hold nosewheel off with stick until it comes down naturally.

*Cinch up your belt and shoulder harness tightly. Wing...
Forum: RV-12/RV-12iS 07-06-2016, 03:09 PM
Replies: 93
Views: 45,240
Posted By N223JH
While waiting on the official fix

...I hope this will suffice. Bought a $5 box of bungees from Aviation Dept at Home Depot, selected one which when wrapped around itself on the seatback crossbrace hooked into canopy handle with...
Forum: RV-12/RV-12iS 05-01-2016, 05:22 PM
Replies: 12
Views: 3,356
Posted By N223JH
Fuel Tank is another issue

Don, You won't have this with your wing tanks but those building conventionally will want to query their inspector beforehand regarding whether the fuselage fuel tank should be in place or...
Forum: RV-12/RV-12iS 12-23-2015, 08:52 AM
Replies: 38
Views: 14,775
Posted By N223JH
Mr. Sink...

Yessir, it does help. Any other tips you can share would be most appreciated. In particular, suggestions on order of disassembly for the hose changeout process and carb re-build tips.

Jim
5...
Forum: RV-12/RV-12iS 12-21-2015, 02:45 PM
Replies: 38
Views: 14,775
Posted By N223JH
Thanks so much, gentlemen, for the info. Jim 5...

Thanks so much, gentlemen, for the info.

Jim
5 years up this month
Forum: RV-12/RV-12iS 12-21-2015, 07:45 AM
Replies: 38
Views: 14,775
Posted By N223JH
Quick Question

Just got my coolant hose replacement kit from Lockwood. There's a pricy ($53) 90 degree water tube PN 922-192 included. I can't remember seeing this on the engine and can't find it in the catalog...
Forum: RV-12/RV-12iS 12-08-2015, 10:17 AM
Replies: 38
Views: 14,775
Posted By N223JH
Probably over-thinking, but...

Pre-planning the 5-year ordeal... Got my order in to TS Flightlines for the fuel and oil hose assemblies. Looking at the Lockwood 5-year parts list for the cooling system wondering how well the...
Forum: RV-12/RV-12iS 10-07-2015, 04:39 AM
Replies: 9
Views: 3,531
Posted By N223JH
Checked module grounds?

Walt, Before you spring for a new ignition module, check the little hex bolts that ground each module to the intake manifold.

Your initial report of a dead cylinder indicated something else but...
Forum: RV-12/RV-12iS 07-16-2015, 04:26 AM
Replies: 12
Views: 5,195
Posted By N223JH
Bob Kibby, check the download data for the...

Bob Kibby, check the download data for the specific time of the power loss, looking at all the pertinent columns for irregularities. If you can do an incident-free takeoff and compare download...
Forum: RV-12/RV-12iS 07-15-2015, 11:03 AM
Replies: 12
Views: 5,195
Posted By N223JH
Joe is right. If you have the original model...

Joe is right. If you have the original model fuel pump (prior to later model with hose drain) you may have one of the bad ones.

I had partial power loss after rotation, was able to hold 4,000 RPM...
Forum: RV-12/RV-12iS 02-26-2015, 01:47 PM
Replies: 13
Views: 3,786
Posted By N223JH
OK, I actually had to do this. I had restored an...

OK, I actually had to do this. I had restored an old '50's cop car with the old whip antenna. I noticed when unfurled it went dead straight the full length. Removed it from car, ground down the...
Forum: RV-12/RV-12iS 09-14-2014, 06:26 AM
Replies: 20
Views: 7,029
Posted By N223JH
Wayne, Download the data for the flight in...

Wayne, Download the data for the flight in question from your Dynon. It's a big spreadsheet but you can compare your fuel pressure with fuel flow and other indices at the exact time of the low FP...
Forum: RV-12/RV-12iS 08-13-2014, 02:48 PM
Replies: 1
Views: 1,303
Posted By N223JH
Don, IIRC you ran a pull string thru the grommets...

Don, IIRC you ran a pull string thru the grommets on your left wing. Just order up a landing light from Vans and after cutting the hole in the leading edge pull the LL wires on thru from the wing...
Forum: RV-12/RV-12iS 08-05-2014, 02:44 PM
Replies: 16
Views: 7,414
Posted By N223JH
Pete, Appreciate the pirep on the carb. Will...

Pete, Appreciate the pirep on the carb. Will likely save someone some trouble-shooting time. I'm looking forward to what some of the experienced Rotax guys will have to say about this particular...
Forum: Texas (South) 07-13-2014, 04:38 AM
Replies: 5
Views: 2,199
Posted By N223JH
Joe-- I don't read the regional forum often,...

Joe-- I don't read the regional forum often, thus this tardy response...

We have two flying 12's at Bulverde--just north off 281-- and two under construction.

Drop me a personal message and I...
Forum: RV-12/RV-12iS 06-14-2014, 03:58 AM
Replies: 24
Views: 7,370
Posted By N223JH
In addition to the previous excellent...

In addition to the previous excellent suggestions...

Download flight data from your Dynon. You may see fluctuations in fuel pressure and fuel flow. Earlier RV-12's had the fuel pumps which were...
Forum: RV-12/RV-12iS 05-18-2014, 05:06 AM
Replies: 26
Views: 5,264
Posted By N223JH
Tube

Current builders will have a more complete list for you but one item would be extra aluminum tubing for the fuel lines. Or if you have a local source, just pick some up when the time comes. Awful...
Forum: RV-12/RV-12iS 04-25-2014, 06:34 PM
Replies: 10
Views: 3,676
Posted By N223JH
Flowfast User Report

I would like to second the motion of Bill H. I have used this hand-crank rig on my 12 for three years. Takes 45 seconds to leisurely transfer 5 gallons from hangar floor to plane's filler neck. I...
Forum: RV-12/RV-12iS 03-21-2014, 05:01 AM
Replies: 12
Views: 3,957
Posted By N223JH
I had my muffler assembly coated by Cradin also. ...

I had my muffler assembly coated by Cradin also. I was chasing a possible vapor-lock problem at the time. Ironically the outfit was just ten minutes from my home. They use this coating in all...
Forum: RV-12/RV-12iS 11-20-2013, 02:07 PM
Replies: 2
Views: 1,918
Posted By N223JH
Trust but Verify

Unless you choose to use a pipe thread sealant which you have actually observed to successfully seal ethanol car gas application fittings, I'd suggest you test Blue Monster or any other by dropping a...
Forum: RV-12/RV-12iS 11-05-2013, 08:39 AM
Replies: 3
Views: 1,645
Posted By N223JH
Thanks, Scott. But I need to replace this guy's...

Thanks, Scott. But I need to replace this guy's inventory with the exact stuff I used and they were the pre-packaged pads in little plastic bags with short rivets. I rounded up the longer rivets...
Forum: RV-12/RV-12iS 11-05-2013, 07:46 AM
Replies: 3
Views: 1,645
Posted By N223JH
Brake Pad Part Number

Save me a long drive to the airport! I recently replaced my brake pads but threw away the packages. Now I need to order same to replace my buddy's inventory. Need part number for pads and length...
Forum: RV General Discussion/News 09-06-2013, 03:42 PM
Replies: 9
Views: 5,330
Posted By N223JH
Here's an address

I built a pedal plane a couple of years ago and here is the email address of the fellow, Gary, who sold me the plans and was very helpful in translating some of the instructions. He's up in Iowa...
Forum: RV-12/RV-12iS 09-03-2013, 05:33 AM
Replies: 24
Views: 7,670
Posted By N223JH
Get good tubes

Regardless of your choice of valve stem access, the best insurance against frequent re-airing is a better-quality tire tube. The Michelins on my 6A required airing only a couple of times a...
Forum: RV-12/RV-12iS 09-02-2013, 05:06 AM
Replies: 49
Views: 18,008
Posted By N223JH
David, I built ELSA and installed the left wing...

David, I built ELSA and installed the left wing landing light after certification. With removable wings this is pretty easy. Be sure to run a string through those grommets in the left wing to pull...
Forum: RV-12/RV-12iS 08-30-2013, 08:07 PM
Replies: 29
Views: 6,411
Posted By N223JH
Any associated Dynon anomalies? Fuel pressure,...

Any associated Dynon anomalies? Fuel pressure, fuel flow. Can you download to a laptop and check FP and FF function during problematic takeoff?

A check of the float bowls for trash just takes a...
Forum: RV-12/RV-12iS 08-28-2013, 06:09 PM
Replies: 25
Views: 7,320
Posted By N223JH
Powdercoated the panel. Our facility had a...

Powdercoated the panel. Our facility had a limited number of color choices so you may want to get samples of the interior fabrics to make sure of getting a non-clashing panel color. As you probably...
Forum: RV-12/RV-12iS 08-28-2013, 04:48 AM
Replies: 6
Views: 2,241
Posted By N223JH
One thing to remember about respirators: once the...

One thing to remember about respirators: once the package is open the filters have a surprisingly short useful life. You must seal them up in some way when the job is done if you want them truly...
Forum: RV-12/RV-12iS 08-20-2013, 04:22 AM
Replies: 22
Views: 4,613
Posted By N223JH
FWIW the black dye Tony mentioned is also...

FWIW the black dye Tony mentioned is also available at West. Peel ply is not and I had to order from Spruce.

Canopy lay-up is an immensely satisfying part of the build but you must really take...
Forum: RV-12/RV-12iS 08-06-2013, 04:38 PM
Replies: 8
Views: 3,336
Posted By N223JH
The GoPro suction mount is plenty stout and can...

The GoPro suction mount is plenty stout and can be affixed to the canopy about where the passenger's head would be. Just configure the camera for inverted recording. This mount position permits...
Forum: RV-12/RV-12iS 08-01-2013, 03:35 AM
Replies: 13
Views: 3,364
Posted By N223JH
Warranty

Patrick, your experience mirrors mine in 2011 with the old style fuel pump. Replacement pump solved the problem.

Rotax may have changed the policy on warranty replacement of the old style pumps but...
Forum: RV-12/RV-12iS 07-26-2013, 05:45 AM
Replies: 18
Views: 5,439
Posted By N223JH
Just application of Occam's Razor, I guess. Had...

Just application of Occam's Razor, I guess. Had to ask myself if there was anything that coincided with the onset of the problem. Only significant item was installation of landing gear...
Forum: RV-12/RV-12iS 07-25-2013, 08:09 PM
Replies: 18
Views: 5,439
Posted By N223JH
Denoument

Initial trouble-shooting isolated vibration source to nose gear fairing/pant. Since I had postponed ordering and installing gear pants until an aftermarket source (RV Bits) offered suitable upper...
Forum: RV-12/RV-12iS 07-13-2013, 07:19 PM
Replies: 3
Views: 1,197
Posted By N223JH
If the module swap doesn't work, remove the...

If the module swap doesn't work, remove the module ground connectors from the small bolts on top of the intake manifold. I had problems like you from the get-go and cleaning up the connections at...
Forum: RV-12/RV-12iS 07-06-2013, 06:08 PM
Replies: 15
Views: 3,619
Posted By N223JH
Buzz, Check your PM's

Buzz, Check your PM's
Forum: RV-12/RV-12iS 06-10-2013, 03:20 PM
Replies: 18
Views: 5,439
Posted By N223JH
Gentlemen, Thank you for the suggestions. Yes,...

Gentlemen, Thank you for the suggestions. Yes, we checked out all kinds of airframe causal items as well as security of the spinner backplate. Mr. Walt Aronow has generously offered to compare my...
Forum: RV-12/RV-12iS 06-09-2013, 09:39 AM
Replies: 18
Views: 5,439
Posted By N223JH
Walt, Well I guess that answers my question. ...

Walt, Well I guess that answers my question. Your profiles can detect irregularities beyond the prop.
Forum: RV-12/RV-12iS 06-09-2013, 08:13 AM
Replies: 18
Views: 5,439
Posted By N223JH
Thank you for the offer of your professional...

Thank you for the offer of your professional services.

I need to check out all the non-prop possibilities including some anecdotal information regarding gearbox problems in non-RV-12 912ULS engines....
Forum: RV-12/RV-12iS 06-09-2013, 06:12 AM
Replies: 18
Views: 5,439
Posted By N223JH
Walt, thanks for the confirmation on loading...

Walt, thanks for the confirmation on loading causing compression of the rubber mounts. I was pretty sure this was the case and would tend to suppress vibration.

Mr. RFS, yes, checking for...
Forum: RV-12/RV-12iS 06-08-2013, 07:16 PM
Replies: 18
Views: 5,439
Posted By N223JH
Walt, Paragraph 5 in the initial posting...

Walt, Paragraph 5 in the initial posting indicates that the prop was professionally balanced, dynamically, I might add. Inasmuch as you are in the business, does intermittent vibration only at...
Forum: RV-12/RV-12iS 06-08-2013, 03:59 PM
Replies: 9
Views: 3,903
Posted By N223JH
Dick, coupla things... Dynon tech always says to...

Dick, coupla things... Dynon tech always says to check your main ground any time several indicators act up, especially if alarms are triggered and gauges are momentarily pegged. This would be an...
Forum: RV-12/RV-12iS 06-08-2013, 03:47 PM
Replies: 18
Views: 5,439
Posted By N223JH
Mysterious Intermittant Vibration (long)

Stock ELSA RV-12, 173 hours, current on all SB's, firewall mod accomplished.

Over the past couple of flying hours I have noticed a slight change in the spinner "picture" (edge of spinner/ edge of...
Forum: RV-12/RV-12iS 04-30-2013, 04:28 AM
Replies: 22
Views: 3,479
Posted By N223JH
If the problem moved to the other line on the...

If the problem moved to the other line on the Dynon EGT display, it is the probe or (somehow) its installation. Call Dynon or take your chances getting an answer on the Dynon Forum. In my...
Forum: RV-12/RV-12iS 04-29-2013, 04:23 AM
Replies: 22
Views: 3,479
Posted By N223JH
Confirm: probe or engine

To expand just a bit on what Joe says... Swap the EGT connections up at the top of the engine and see if the problem moves to the other line on the Dynon. If so, it's the probe.

While you have...
Forum: RV-12/RV-12iS 03-20-2013, 04:21 PM
Replies: 30
Views: 12,704
Posted By N223JH
Bob, Check your PMs.

Bob, Check your PMs.
Forum: RV-12/RV-12iS 01-20-2013, 07:18 PM
Replies: 4
Views: 1,692
Posted By N223JH
Kavlico's the fix. Pete's got the details. ...

Kavlico's the fix. Pete's got the details. You'll have to download some stuff from Dynon for the install.

Jim
#263
156 hours
Forum: RV-12/RV-12iS 01-17-2013, 06:48 AM
Replies: 5
Views: 4,996
Posted By N223JH
Search

Justin, you will find quite a bit of info on this subject in a word search of the Forum.

Your symptoms match those I experienced two years ago. After much testing--including multiple temperature...
Forum: RV-12/RV-12iS 01-10-2013, 04:06 AM
Replies: 5
Views: 1,738
Posted By N223JH
Could be there's something on the Rotax Forum. ...

Could be there's something on the Rotax Forum. Maybe one of those guys dealt with the problem in a non-RV12 with twin carbs. Of course, I'm sure the "recommended" Rotax fix will be a new...
Forum: RV-12/RV-12iS 01-07-2013, 03:53 PM
Replies: 29
Views: 6,560
Posted By N223JH
Actually, I just called Vans and asked for an...

Actually, I just called Vans and asked for an RV-12 landing light kit for my left wing. Just wire it into the right wing LL wire.

Jim
Forum: RV-12/RV-12iS 01-06-2013, 07:47 PM
Replies: 29
Views: 6,560
Posted By N223JH
150 hours on 2 landing light RV-12

I installed a left wing landing light after my 5 hours were up on my ELSA RV-12. I have the Dynon 180. Since I knew this would be added, I ran a pull-string thru the left wing grommets during the...
Forum: RV-12/RV-12iS 01-02-2013, 05:52 AM
Replies: 14
Views: 3,345
Posted By N223JH
Well, you are fer-sure qualified to balance the...

Well, you are fer-sure qualified to balance the Rotax carbs. At least they aren't leaned by *clockwise* turns on the mixture screw like the Strombergs. No "positive earth" or Whitworth tools...
Forum: RV-12/RV-12iS 12-31-2012, 06:37 AM
Replies: 14
Views: 3,345
Posted By N223JH
Mr. Sprite, Sir, I would like to underline what...

Mr. Sprite, Sir,
I would like to underline what Scott said about, "...carefully file just enough..."

There are a number of 12s out there with a bit of unwanted movement at the wingtips, which has...
Forum: RV-12/RV-12iS 12-28-2012, 07:55 AM
Replies: 26
Views: 5,690
Posted By N223JH
Yep, canopy unlatched is a non-event. It pops at...

Yep, canopy unlatched is a non-event. It pops at the exact moment the plane lifts off and floats an inch or two off the rollbar. Since this most likely will happen in hot weather, enjoy the breeze ...
Forum: RV-12/RV-12iS 12-24-2012, 07:10 AM
Replies: 30
Views: 8,069
Posted By N223JH
RGMWA- Check your PMs.

RGMWA- Check your PMs.
Forum: RV-12/RV-12iS 12-18-2012, 06:37 PM
Replies: 297
Views: 79,807
Posted By N223JH
Notes

Completed near-solo SB mod. Here are my notes for those who will be doing this with little or no help.

If you live in warm climate, now is a good time to get this over with; sweat in your eyes and...
Forum: RV-12/RV-12iS 12-11-2012, 03:42 PM
Replies: 3
Views: 1,486
Posted By N223JH
Check your PMs.

Check your PMs.
Forum: RV-12/RV-12iS 10-02-2012, 05:21 PM
Replies: 27
Views: 9,658
Posted By N223JH
Occam's Razor

Wayne, Been through this... Find the EGT connectors on top of the engine. Pull 'em apart. Check for corrosion. Put some dielectric grease or vaseline on them. Now get two pairs of needlenose...
Forum: RV-12/RV-12iS 06-18-2012, 07:46 PM
Replies: 18
Views: 5,197
Posted By N223JH
Need Computer Help

OK, got the new sensor today, jotted down instructions from posts above. Since laptop is at hangar, decided to download the stuff on the big one and transfer to a flash drive. Downloaded zip file...
Forum: RV-12/RV-12iS 06-09-2012, 03:56 PM
Replies: 18
Views: 5,197
Posted By N223JH
Thanks Pete. When I spoke to Dynon, they said...

Thanks Pete. When I spoke to Dynon, they said the install would require an update to my unit. I presumed this to be something newer than the firmware I installed 18 months ago. I guess I need to...
Forum: RV-12/RV-12iS 06-09-2012, 06:14 AM
Replies: 18
Views: 5,197
Posted By N223JH
Pictures please

Thanks to all who have provided details and data for the retrofit. Could you gentlemen, when time permits, please post some photos of the installation. It would be helpful to see what size Adel...
Forum: RV-12/RV-12iS 06-06-2012, 03:55 PM
Replies: 18
Views: 5,197
Posted By N223JH
Kavlico Fuel Pressure Sensor Retrofit?

Has anyone with Flightdek 180 panel retrofitted with the new Kavlico FP sensor (now supplied with Skyview)? Dynon says this is more accurate but install requires re-wiring some stuff...
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