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Search: Posts Made By: Piper J3
Forum: RV-12/RV-12iS 12-03-2019, 04:13 PM
Replies: 8
Views: 575
Posted By Piper J3
I hate to be a stick-in-the-mud, but I’m looking...

I hate to be a stick-in-the-mud, but I’m looking at Dave’s photo in post #5 and I’m trying to visualize gaining access to the high pressure fuel pumps and filters behind the rear baggage bulkhead. I...
Forum: RV-12/RV-12iS 12-02-2019, 10:33 AM
Replies: 8
Views: 575
Posted By Piper J3
Speaking of fuel tanks... now that some 12iS's...

Speaking of fuel tanks... now that some 12iS's are flying... how difficult is it to pour Mogas fuel from 5 gallon bottle with tank filler neck located forward over the wing? I think us old geezers...
Forum: COMM 12-02-2019, 05:02 AM
Replies: 8
Views: 418
Posted By Piper J3
USB Power Receptacle Comm Interference

I installed a USB power receptacle for my iPad. I'm beginning to wonder if it is causing comm radio interference. My question is... what are symptoms of USB power plug as related to comm? What...
Forum: RV-12/RV-12iS 11-24-2019, 08:21 AM
Replies: 178
Views: 27,341
Posted By Piper J3
And what did they weigh?

And what did they weigh?
Forum: RV-12/RV-12iS 11-23-2019, 09:15 PM
Replies: 178
Views: 27,341
Posted By Piper J3
And did you weigh them to confirm out of spec?

And did you weigh them to confirm out of spec?
Forum: RV-12/RV-12iS 11-23-2019, 07:10 PM
Replies: 178
Views: 27,341
Posted By Piper J3
That's unfortunate. I haven't heard of the new...

That's unfortunate. I haven't heard of the new floats failing. A lot of us bought the new floats thinking the shortened brass sleeve would decrease overall weight and add buoyancy. Oh,...
Forum: RV-12/RV-12iS 11-22-2019, 04:51 PM
Replies: 13
Views: 737
Posted By Piper J3
Suggestion - find nearest EAA chapter. I'm sure...

Suggestion - find nearest EAA chapter. I'm sure tools can be borrowed for initial test build.
Forum: RV-12/RV-12iS 11-22-2019, 04:43 PM
Replies: 12
Views: 970
Posted By Piper J3
Any chance you're getting ignition noise? I...

Any chance you're getting ignition noise? I changed out spark plug caps on my early SN RV-12 with NGK Spark Plug Resistor Cover - 90deg. Elbow Type (LB05F) 8051 and fixed my comm problems.
Forum: RV-12/RV-12iS 11-22-2019, 04:36 PM
Replies: 30
Views: 2,283
Posted By Piper J3
When buying pre-owned RV-12 it is important to...

When buying pre-owned RV-12 it is important to check Airworthiness Cert to see how it is registered with the FAA (EAB, E-LSA, or S-LSA). Don't take seller's word - need to check documentation.
Forum: Alternative Engines 11-22-2019, 09:36 AM
Replies: 462
Views: 68,391
Posted By Piper J3
Yes, but what happens when engine begins to wear...

Yes, but what happens when engine begins to wear and crankcase pressure climbs? Would be best to install larger line now and not have problem future...
Forum: RV General Discussion/News 11-22-2019, 09:28 AM
Replies: 20
Views: 1,566
Posted By Piper J3
Good one...

Good one...
Forum: RV-12/RV-12iS 11-19-2019, 03:54 PM
Replies: 178
Views: 27,341
Posted By Piper J3
I'm curious if your latest failed floats are the...

I'm curious if your latest failed floats are the newest PN 861 189 with shortened brass guide sleeve? I don't know of any 861 189 floats that have failed.
Forum: RV-12/RV-12iS 11-19-2019, 03:30 PM
Replies: 11
Views: 978
Posted By Piper J3
Cruise shows EGT's tracking very close, usually...

Cruise shows EGT's tracking very close, usually within 10-20F. Idle and off-idle is similar. Mid-range is something like 80F deferential.
Forum: RV-12/RV-12iS 11-18-2019, 11:14 PM
Replies: 11
Views: 978
Posted By Piper J3
The engine is designed to operate with an intake...

The engine is designed to operate with an intake manifold crossover tube. The tube helps equalize manifold pressures L-R. I certainly wouldn't suggest circumventing this design feature.
Forum: RV-12/RV-12iS 11-18-2019, 10:19 PM
Replies: 11
Views: 978
Posted By Piper J3
Maybe another way to discern difference L-R would...

Maybe another way to discern difference L-R would be to compare EGT's. I usually see good EGT correlation at low and high end and discrepancy in the mid-range. I think this is pretty typical...
Forum: RV-12/RV-12iS 11-18-2019, 02:59 PM
Replies: 21
Views: 1,839
Posted By Piper J3
Maybe moderators could move this thread - really...

Maybe moderators could move this thread - really has nothing to do with RV-12...
Forum: ADS-B 11-17-2019, 03:23 PM
Replies: 15
Views: 990
Posted By Piper J3
You might want to look...

You might want to look here...http://www.vansairforce.com/community/showthread.php?t=171615&highlight=uavionix+mux+cable

I installed MUX with 327 and echoUAT/SkyFYX-EXT. I still have an occasional...
Forum: RV-12/RV-12iS 11-13-2019, 06:00 PM
Replies: 7
Views: 610
Posted By Piper J3
My early S/N RV-12 with D-180 got corrupted fuel...

My early S/N RV-12 with D-180 got corrupted fuel sender memory. I had to recalibrate by emptying tank and adding 2 gal increments. Been working fine since...
Forum: RV Photo/Video URLs 11-08-2019, 06:34 AM
Replies: 6
Views: 1,267
Posted By Piper J3
Link not working...

Link not working...
Forum: ADS-B 11-07-2019, 03:23 PM
Replies: 11
Views: 1,143
Posted By Piper J3
I installed uAvionix ADS-B in my early SN RV-12....

I installed uAvionix ADS-B in my early SN RV-12. I have purchased echoUAT + skyFYX-EXT + 24" Antenna Coax with connectors. Installation is very clean. The new WAAS GPS antenna mounts next to the...
Forum: RV Ongoing Maintenance Issues 11-05-2019, 08:39 AM
Replies: 12
Views: 1,213
Posted By Piper J3
I remember oil in quart paper cans. Spiral wound...

I remember oil in quart paper cans. Spiral wound paper with metal top / bottom lids. Still have a couple and they're leaking...
Forum: RV-12/RV-12iS 11-04-2019, 06:20 AM
Replies: 4
Views: 1,207
Posted By Piper J3
Interesting… The Ducati VR’s fail internally. ...

Interesting…

The Ducati VR’s fail internally. Several folks on this forum have dissected and found poor soldering technique.

Incorrect material for spade lugs wouldn’t explain why direct...
Forum: RV-12/RV-12iS 11-04-2019, 01:25 AM
Replies: 16
Views: 2,302
Posted By Piper J3
Good information - I didn't know reason for min...

Good information - I didn't know reason for min temp before flight.
Forum: RV-12/RV-12iS 11-04-2019, 01:20 AM
Replies: 178
Views: 27,341
Posted By Piper J3
Very simple... 100 hours is Rotax recommended oil...

Very simple... 100 hours is Rotax recommended oil change interval if using 100% synthetic oil and unleaded Mogas. Just like an automobile - you don't change oil at 2500 miles if manufacturer...
Forum: RV-12/RV-12iS 11-03-2019, 01:09 AM
Replies: 29
Views: 7,396
Posted By Piper J3
I now have enough runtime to share my experience...

I now have enough runtime to share my experience with Aeroshell Oil Sport Plus 4 Vs. Mobil 1 Racing 4T 10W-40.

I bought my plane from original builder four years ago with 48TT. Engine had synthetic...
Forum: RV-12/RV-12iS 11-03-2019, 12:14 AM
Replies: 16
Views: 2,302
Posted By Piper J3
You might be newest member of the 'Sinker Club'. ...

You might be newest member of the 'Sinker Club'. See thread ... http://www.vansairforce.com/community/showthread.php?t=166138&highlight=sunk

A friend's almost new S-LSA needed floats replaced at...
Forum: RV-12/RV-12iS 11-01-2019, 02:19 PM
Replies: 4
Views: 755
Posted By Piper J3
Sounds like what I had going on back in the...

Sounds like what I had going on back in the spring and early summer. Check carb floats to be sure each pair weighs less than 7 grams. As you can probably tell, I'm leaning toward carburation...
Forum: RV-12/RV-12iS 10-31-2019, 06:13 PM
Replies: 4
Views: 755
Posted By Piper J3
Jean-Pierre I found an email from Lockwood...

Jean-Pierre

I found an email from Lockwood Aviation that describes a series of steps to diagnose carb Vs. ignition...

Test 1: Put the engine where it’s unhappy – say, 3500 rpm on ignition circuit...
Forum: RV-12/RV-12iS 10-31-2019, 06:06 PM
Replies: 4
Views: 755
Posted By Piper J3
Couple of questions... How many hours on...

Couple of questions...


How many hours on engine?
Are you checking RPM drop at 4000 RPM?


I had same problem and was convinced one ignition circuit was faulty. Engine has 500TT. I rebuilt both...
Forum: RV-12/RV-12iS 10-30-2019, 04:18 PM
Replies: 36
Views: 4,552
Posted By Piper J3
I wasn't aware that Anderson Powerpole offered a...

I wasn't aware that Anderson Powerpole offered a protective cover. This presents no problem.

I made an Anderson Powerpole pigtail for my battery and connect an Odyssey OBC-6A charger 24/7 when...
Forum: RV-12/RV-12iS 10-30-2019, 05:20 AM
Replies: 15
Views: 3,150
Posted By Piper J3
Very good. Now you can help spearhead the Ohio...

Very good. Now you can help spearhead the Ohio RV-12 gang and we can get a few airplanes together.

If you remember Dave, I almost bought your legacy fuselage. Still kicking myself for passing...
Forum: RV-12/RV-12iS 10-28-2019, 03:41 PM
Replies: 20
Views: 2,248
Posted By Piper J3
So, with all the talk here about idle speed and...

So, with all the talk here about idle speed and angle of decent, I took better note of RPM on this morning’s flight. Idle RPM on the ground is 1550 and at 65mph (56kph) IAS I shows 2100 RPM with...
Forum: RV-12/RV-12iS 10-26-2019, 02:16 PM
Replies: 20
Views: 2,248
Posted By Piper J3
That is correct operation. 1500ish on the ground...

That is correct operation. 1500ish on the ground is good to allow prop drag on final. Prop drag is trying to back-drive the engine so gear mesh is a constant loading all in one direction of...
Forum: RV General Discussion/News 10-24-2019, 04:36 PM
Replies: 19
Views: 3,771
Posted By Piper J3
Try Postimage.org and use "hot link for forums". ...

Try Postimage.org and use "hot link for forums". Very easy to use...
Forum: RV General Discussion/News 10-24-2019, 04:25 PM
Replies: 10
Views: 903
Posted By Piper J3
I think the Greenlee will cut without distortion...

I think the Greenlee will cut without distortion because it has shallow shear angle. Why not punch a 2" hole in scrap aluminum and then try 2-1/4" Greenlee to enlarge?
Forum: RV-12/RV-12iS 10-22-2019, 10:30 PM
Replies: 73
Views: 9,336
Posted By Piper J3
I mounted my mini iPad over the central Garmin...

I mounted my mini iPad over the central Garmin GPS panel hole using 3M Super Strength Molding Tape. I have 3/8" length in each of the four corners. Works a charm. If every you want to remove just...
Forum: RV-12/RV-12iS 10-21-2019, 03:42 PM
Replies: 9
Views: 1,462
Posted By Piper J3
NGK work fine... Replaced first set ~200TT and...

NGK work fine... Replaced first set ~200TT and now 500TT still running second set.
Forum: RV-12/RV-12iS 10-20-2019, 06:16 PM
Replies: 7
Views: 1,185
Posted By Piper J3
Maybe this... ...

Maybe this... http://www.vansairforce.com/community/showthread.php?t=171679&highlight=ngk+spark+plug+caps
Forum: RV-12/RV-12iS 10-18-2019, 07:48 AM
Replies: 2
Views: 857
Posted By Piper J3
Probably the best way is to take old hoses off...

Probably the best way is to take old hoses off and then install new hoses in their place… :D

One of the cylinder hoses is a molded elbow and you will need to purchase from Rotax part distributor –...
Forum: RV-12/RV-12iS 10-16-2019, 06:48 AM
Replies: 34
Views: 3,541
Posted By Piper J3
Wow, that's quite a statement there. I think Van...

Wow, that's quite a statement there. I think Van himself has a preference for the 12. I read where he flew a 12 to commute to work each day.
Forum: RV-12/RV-12iS 10-16-2019, 12:34 AM
Replies: 34
Views: 3,541
Posted By Piper J3
Another consideration is engine longevity. The...

Another consideration is engine longevity. The RV-12 Rotax has a proven track record for dependability and low maintenance cost. Liquid cooling prevents thermal shock and overheating. I attended...
Forum: RV-12/RV-12iS 10-15-2019, 02:42 PM
Replies: 8
CHT
Views: 994
Posted By Piper J3
The wooden stiffener wrapped with wetted...

The wooden stiffener wrapped with wetted fiberglass cloth is used to wax the gear leg and EGT probe.

The wax melts off the probe at first engine start and you might get a little paraffin whiff in...
Forum: RV-12/RV-12iS 10-15-2019, 03:37 AM
Replies: 8
CHT
Views: 994
Posted By Piper J3
Do troubleshooting per above post. Symptoms you...

Do troubleshooting per above post. Symptoms you describe are typical EGT failure mode. Correct PN is EGT, Hose Clamp, 0.75-1.25", Rotax SKU: #100405-001. Can purchase direct from Dynon for $36.
Forum: RV-12/RV-12iS 10-14-2019, 10:10 AM
Replies: 24
Views: 4,059
Posted By Piper J3
I did the flaperon trailing edge squeeze and...

I did the flaperon trailing edge squeeze and wasn't happy with result. What works really good is to raise/lower entire flaperon with the rod end pivot bearings. Try 1/2 turn in/out and see if it...
Forum: RV-12/RV-12iS 10-13-2019, 06:27 PM
Replies: 7
Views: 1,203
Posted By Piper J3
We launched at 7:30 am Civil Twilight. Beautiful...

We launched at 7:30 am Civil Twilight. Beautiful sunrise and totally clear to the horizon. A bit slow at 2500 MSL with 38 knots headwind directly off the nose. Had a wonderful time - lots of...
Forum: RV-12/RV-12iS 10-12-2019, 01:50 PM
Replies: 24
Views: 4,059
Posted By Piper J3
I have early SN RV-12 with Dynon D-180 Dual...

I have early SN RV-12 with Dynon D-180 Dual Displays. I have to hold significant right rudder in climb... perhaps 2-3 lbs foot pressure. I have never noticed yaw when holding rudder in a...
Forum: RV-12/RV-12iS 10-12-2019, 01:42 PM
Replies: 7
Views: 1,203
Posted By Piper J3
Right... 3OH7 is 65nm SW with 12 knots headwind...

Right... 3OH7 is 65nm SW with 12 knots headwind going. Winds will build a little throughout the morning and we should zip on the return flight. I'm flight planning 2500 MSL going and 7500 MSL...
Forum: RV-12/RV-12iS 10-12-2019, 10:23 AM
Replies: 7
Views: 1,203
Posted By Piper J3
Weather is looking excellent for this. I'll be...

Weather is looking excellent for this. I'll be there ~ 8:30 am.

https://i.postimg.cc/Z5W2Dkp0/Screen-Shot-2019-10-12-at-11-20-53-AM.png (https://postimg.cc/BjGmXVhG)
Forum: RV-12/RV-12iS 10-12-2019, 07:49 AM
Replies: 25
Views: 7,301
Posted By Piper J3
Carb Synch Issue...

I posted this in the Rotax 912/914 Technical Forum but I thought I’d also ask here…

I have done carb synchronization on two RV-12’s with 912ULS using CarbMate electronic synchronizer with good...
Forum: COMM 10-11-2019, 03:39 PM
Replies: 1
Views: 751
Posted By Piper J3
SL40 Distortion with Increased Volume…

I have an early RV-12 with SL40 comm and Flightcom 403. I use a LightSpeed Zulu3 headset.

My problem is as follows:

With SL40 volume less than 50% sound on Rx is fine with no distortion or static....
Forum: RV-12/RV-12iS 10-10-2019, 02:01 PM
Replies: 14
Views: 2,559
Posted By Piper J3
I wonder how many Bing carb floats you can buy...

I wonder how many Bing carb floats you can buy for the cost of replacing this pump?
Forum: RV-12/RV-12iS 10-10-2019, 10:56 AM
Replies: 7
Views: 1,008
Posted By Piper J3
And one of...

And one of these...

https://i.postimg.cc/7h59mR0V/Screen-Shot-2019-10-10-at-11-55-43-AM.png (https://postimages.org/)
Forum: RV-12/RV-12iS 10-10-2019, 07:02 AM
Replies: 4
Views: 681
Posted By Piper J3
Maybe you moved over and pulled into highspeed...

Maybe you moved over and pulled into highspeed lane? :D
Forum: RV Photo/Video URLs 10-09-2019, 01:19 AM
Replies: 227
Views: 169,544
Posted By Piper J3
Speaking of hats… I bought the new Van’s hat at...

Speaking of hats… I bought the new Van’s hat at KOSH. I don’t like the fit of the new hat – sits too low on my head and brim blocks vertical vision. I find myself constantly lifting brim in...
Forum: RV-12/RV-12iS 10-09-2019, 12:46 AM
Replies: 11
Views: 1,720
Posted By Piper J3
Scott - Does the factory demo RV-12 still have...

Scott -

Does the factory demo RV-12 still have original vented fuel cap or has it been upgraded to the new fuel tank vent?

The reason I ask is that I believe the original vented cap is probably...
Forum: RV-12/RV-12iS 10-05-2019, 08:59 PM
Replies: 7
Views: 1,187
Posted By Piper J3
E95 is a typo. I tried to change thread title...

E95 is a typo. I tried to change thread title and no/go. Perhaps a moderator will read this post and change title to read E15 in 2020.

[Done!]
Forum: RV-12/RV-12iS 10-05-2019, 08:22 PM
Replies: 31
Views: 3,785
Posted By Piper J3
Just some rough guesstimate numbers here…. The...

Just some rough guesstimate numbers here…. The baffle reservoir at the tank drain I’m guessing might hold ½ gallon of fuel. The baffles have small drain holes which equalize fuel level on each side...
Forum: RV-12/RV-12iS 10-05-2019, 05:36 PM
Replies: 7
Views: 1,187
Posted By Piper J3
E15 in 2020?

Looks like Big Brother is going to add 5% more ethanol to auto fuel sometime in 2020.

Need to hear from Rotax on...
Forum: RV-12/RV-12iS 10-05-2019, 05:00 AM
Replies: 31
Views: 3,785
Posted By Piper J3
Not true. Vintage RV-12 fuel tank design is 100%...

Not true. Vintage RV-12 fuel tank design is 100% usable fuel. You can run it down to the last drop. POH stipulates minimum of 4 gallons for takeoff so tank does not un-port during climb.
Forum: Alternative Engines 10-03-2019, 04:09 PM
Replies: 462
Views: 68,391
Posted By Piper J3
Maybe I missed in earlier post... is turbo for...

Maybe I missed in earlier post... is turbo for "normalizing" or "boost"?
Forum: RV-12/RV-12iS 09-30-2019, 09:08 PM
Replies: 7
Views: 1,203
Posted By Piper J3
The Annual My Place 3OH7 Cardington, OH Farm Fly In

This is the best Fly-In ever. Absolutely top notch. This will be my third year attending. It would be great to have a few 12's show...
Forum: RV-12/RV-12iS 09-27-2019, 03:18 AM
Replies: 31
Views: 3,785
Posted By Piper J3
An airplane, like everything else, is worth what...

An airplane, like everything else, is worth what someone is willing to pay. Supply and demand. Expensive toy – yes, but hopefully, if you don’t bend it, you can recoup a significant amount of your...
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