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Search: Posts Made By: Piper J3
Forum: Alternative Engines Yesterday, 04:57 PM
Replies: 486
Views: 75,958
Posted By Piper J3
Super good. I'm eagerly following your progress...

Super good. I'm eagerly following your progress and await first flight testing...
Forum: RV-12/RV-12iS 02-24-2020, 03:12 AM
Replies: 17
Views: 1,211
Posted By Piper J3
Full stops. Good practice to reinforce use of...

Full stops. Good practice to reinforce use of checklist. Taxi back to threshold allows for evaluation of brakes, monitor engine temps, engine sound, and of course the all-important potty break…
Forum: RV-12/RV-12iS 02-23-2020, 07:38 AM
Replies: 14
Views: 1,647
Posted By Piper J3
Good theory, but... My Ducati VR went south at a...

Good theory, but... My Ducati VR went south at a little over 100 hrs. One EFIS, no AP, no lights - just a bad VR. John Deere to the rescue.

JBPILOT, thanks for all the follow-up.
Forum: RV-12/RV-12iS 02-22-2020, 05:16 PM
Replies: 14
Views: 1,647
Posted By Piper J3
Fantastic... If you wouldn't mind, can you tell...

Fantastic... If you wouldn't mind, can you tell us a little bit about maintenance required to get that many hours. Engine using any oil, type oil used, gearbox overhaul, prop overhaul, ignition,...
Forum: RV-12/RV-12iS 02-21-2020, 08:25 AM
Replies: 151
Views: 16,647
Posted By Piper J3
Maybe Van's can run a quick Finite Element...

Maybe Van's can run a quick Finite Element Analysis and tell us if the two screw holes are stress riser in the the gear leg...
Forum: RV-12/RV-12iS 02-20-2020, 08:07 PM
Replies: 151
Views: 16,647
Posted By Piper J3
I have two questions… The fairing on the nose...

I have two questions…

The fairing on the nose gear strut is fastened with two #10 screws – could this also be source of stress concentration. I would imagine the long straight section of the nose...
Forum: RV-12/RV-12iS 02-20-2020, 10:47 AM
Replies: 7
Views: 957
Posted By Piper J3
I question the accuracy of the 2 gallon mark at...

I question the accuracy of the 2 gallon mark at the bottom of your dip stick. The filler neck is positioned at the aft end of the fuel tank. The bottom of the tank is slanted toward the front side...
Forum: VAF Classifieds (posts in here deleted after 30 days) 02-18-2020, 07:14 PM
Replies: 0
Views: 102
Posted By Piper J3
WTB RV-12 Nose Wheel Fairing and Nose Gear Fairing

I'm looking for new, or used in good condition, RV-12 Nose Wheel Fairing and Nose Gear Fairing. Send PM or Email - both listed in VAF.
Forum: RV-12/RV-12iS 02-16-2020, 02:12 PM
Replies: 8
Views: 1,137
Posted By Piper J3
Why not replace with original resistive sensor? ...

Why not replace with original resistive sensor? If you install different manufacturer, how do you know how to bend float arm so it sees top and bottom of tank correctly? Seems difficult to check...
Forum: RV-12/RV-12iS 02-08-2020, 08:01 AM
Replies: 17
Views: 2,394
Posted By Piper J3
That’s a good observation. I’m sitting around on...

That’s a good observation. I’m sitting around on snowy Saturday morning, so I searched the average American man 20 years old and up weighs 197.9 pounds and average waist circumference is 40.2...
Forum: RV-12/RV-12iS 02-07-2020, 03:42 PM
Replies: 57
Views: 6,821
Posted By Piper J3
Hangers are not necessarily a safe haven. Hanger...

Hangers are not necessarily a safe haven. Hanger doors must run in an enclosed track so they don't come loose. New RV-12 with 2.0TT was destroyed in a sturdy metal hanger by microburst thunderstorm...
Forum: RV-12/RV-12iS 02-05-2020, 05:33 PM
Replies: 31
Views: 3,057
Posted By Piper J3
The electric fuel pump will move fuel from the...

The electric fuel pump will move fuel from the lowest part of the fuel tank (sump fitting) to the Gascolator and then to the fuel rail on top of the engine. From there, fuel returns to the tank at...
Forum: RV-12/RV-12iS 02-04-2020, 03:49 AM
Replies: 151
Views: 16,647
Posted By Piper J3
I think the inner radius bend would be in...

I think the inner radius bend would be in compression and not high stress. Outside radius would be in tension and subject to repetitive stress. Perhaps...
Forum: RV-12/RV-12iS 02-04-2020, 03:43 AM
Replies: 13
Views: 2,070
Posted By Piper J3
Does Sensenich require prop disassembly/visual...

Does Sensenich require prop disassembly/visual exam at Annual Condition Inspection? Putting three blades back together correctly every twelve months doesn't sound like fun...
Forum: RV-12/RV-12iS 02-02-2020, 08:18 PM
Replies: 31
Views: 3,057
Posted By Piper J3
Easy to do. Use table saw to make 1/8" x 5/16"...

Easy to do. Use table saw to make 1/8" x 5/16" stick about 48" long. Cut end of stick at 45 deg angle to help get past the aluminum fuel return line that is turned vertical inside the base of the...
Forum: RV-12/RV-12iS 02-02-2020, 11:24 AM
Replies: 31
Views: 3,057
Posted By Piper J3
Actually, it doesn't matter what type of dipstick...

Actually, it doesn't matter what type of dipstick or material in this instance. The bottom of the fuel tank is slanted like a swimming pool with "deep" end in the front so every drop of fuel exits...
Forum: RV-12/RV-12iS 02-02-2020, 09:07 AM
Replies: 31
Views: 3,057
Posted By Piper J3
The reason for operating the fuel pump is to move...

The reason for operating the fuel pump is to move fuel/contaminate (water) along the horizontal fuel tubing from tank to Gascolator. The flow of liquid occurs because of the return flow from the...
Forum: RV-12/RV-12iS 02-01-2020, 11:28 PM
Replies: 151
Views: 16,647
Posted By Piper J3
S-LSA or E-LSA? If E-LSA you don't even have to...

S-LSA or E-LSA? If E-LSA you don't even have to comply with SB and if you do it can be done at time of your choosing. If S-LSA you need to follow SB to the letter.
Forum: RV-12/RV-12iS 01-31-2020, 01:11 PM
Replies: 151
Views: 16,647
Posted By Piper J3
I get...

I get this...

https://i.postimg.cc/Cxswx7C6/Screenshot-2020-01-31-14-10-48-987.png (https://postimages.org/)
Forum: RV-12/RV-12iS 01-31-2020, 01:07 PM
Replies: 151
Views: 16,647
Posted By Piper J3
Link doesn't work...

Link doesn't work...
Forum: RV-12/RV-12iS 01-30-2020, 06:56 PM
Replies: 3
Views: 757
Posted By Piper J3
You might be able to store your wings in...

You might be able to store your wings in someone's hanger. Wings don't take up much room...
Forum: RV-12/RV-12iS 01-29-2020, 11:24 AM
Replies: 151
Views: 16,647
Posted By Piper J3
I wonder how the 12 nose gear differs from 6, 7,...

I wonder how the 12 nose gear differs from 6, 7, 8, 9 A-models? I know there is an aftermarket stiffener Anti-Splat-Aero (not a real pretty name) for some of those models where the nose gear buckles...
Forum: RV-12/RV-12iS 01-29-2020, 08:28 AM
Replies: 151
Views: 16,647
Posted By Piper J3
Does Van's have new nose gear in stock to cover...

Does Van's have new nose gear in stock to cover large quantity of orders from hundreds of flying legacy 12's?
Forum: RV-12/RV-12iS 01-28-2020, 08:37 PM
Replies: 151
Views: 16,647
Posted By Piper J3
Odd that there is no photos available of the...

Odd that there is no photos available of the failed part. When Sensenich prop hub failed they supplied photos...
Forum: RV-12/RV-12iS 01-28-2020, 04:50 PM
Replies: 151
Views: 16,647
Posted By Piper J3
Any photos of the failed part?

Any photos of the failed part?
Forum: RV-12/RV-12iS 01-28-2020, 02:59 PM
Replies: 151
Views: 16,647
Posted By Piper J3
It would be nice to "see" where the "location...

It would be nice to "see" where the "location that is not visually inspectable" is on the failed existing part...
Forum: RV-12/RV-12iS 01-27-2020, 12:06 AM
Replies: 11
Views: 3,882
Posted By Piper J3
Just a point of reference... I have a Honda...

Just a point of reference... I have a Honda motor scooter (108cc, 9.7 hp, max speed 45 mph) that wears tires like crazy. Odometer shows 15,000 and I’m now on 4th rear tire and 2nd front tire. I’ve...
Forum: RV-12/RV-12iS 01-22-2020, 08:08 AM
Replies: 15
Views: 1,345
Posted By Piper J3
Airspeed should show "0" until fixed threshold is...

Airspeed should show "0" until fixed threshold is met (I think 25 knots or so) and then airspeed becomes active.

Ammeter on D-180 fluctuates - normal for this unit.
Forum: RV-12/RV-12iS 01-20-2020, 08:55 PM
Replies: 8
Views: 1,260
Posted By Piper J3
You might want to use a borescope to make sure no...

You might want to use a borescope to make sure no broken parts of the spark plug fell into the cylinder...
Forum: RV-12/RV-12iS 01-19-2020, 09:22 PM
Replies: 5
Views: 984
Posted By Piper J3
I have just enough clearance to mount mini iPad...

I have just enough clearance to mount mini iPad with thin 3M Body Side Molding Tape at top of radio stack. Canopy bow covers top portion of iPad but doesn't hinder full view of...
Forum: RV-12/RV-12iS 01-18-2020, 09:29 PM
Replies: 62
Views: 6,090
Posted By Piper J3
Very often circuit boards will be dipped in a...

Very often circuit boards will be dipped in a clear conformal coating that is cured with UV light to seal the components from moisture. Perhaps that is what you're seeing.
Forum: RV-12/RV-12iS 01-17-2020, 01:51 AM
Replies: 10
Views: 1,571
Posted By Piper J3
Tony - Excellent follow-up...

Tony -

Excellent follow-up...
Forum: RV-12/RV-12iS 01-16-2020, 04:00 PM
Replies: 13
Views: 1,239
Posted By Piper J3
I have early SN RV-12 120058 now with 522TT. ...

I have early SN RV-12 120058 now with 522TT. Airplane is flown off of rough grass runway and most often in pretty good summer convection. I have hit my head twice on the canopy with shoulder straps...
Forum: RV-12/RV-12iS 01-15-2020, 10:20 AM
Replies: 6
Views: 1,139
Posted By Piper J3
I can see potential for a lot of...

I can see potential for a lot of customizing.

Maybe when I fly with the granddaughters I can install the Mary Poppins Umbrella Throttle...
Forum: RV-12/RV-12iS 01-15-2020, 06:44 AM
Replies: 57
Views: 6,821
Posted By Piper J3
You want to be able to control and steer the...

You want to be able to control and steer the plane as it retracts into the hanger. Airplane should follow centerline of the door opening, and if close on the sides, perhaps put a marked line on the...
Forum: RV-12/RV-12iS 01-14-2020, 02:46 PM
Replies: 34
Views: 3,653
Posted By Piper J3
Low battery voltage does increase amp draw so I...

Low battery voltage does increase amp draw so I guess fuses can blow. Low battery voltage will also cause slow engine cranking and kickback with the old CD ignition without spark retard... that's...
Forum: RV-12/RV-12iS 01-14-2020, 01:53 PM
Replies: 8
Views: 1,260
Posted By Piper J3
You will want to use a screw extractor called...

You will want to use a screw extractor called EZ-Out. It turns CCW and self-tightens to grasp the broken threaded barrel. You will need to measure and purchase correct size taper to fit. eBay,...
Forum: RV-12/RV-12iS 01-14-2020, 01:45 PM
Replies: 34
Views: 3,653
Posted By Piper J3
Excellent. My Before Takeoff Checklist has line...

Excellent. My Before Takeoff Checklist has line item for electric fuel pump and a second line item for electric pump + mechanical pump. In addition to listening for the electric fuel pump I put my...
Forum: RV-12/RV-12iS 01-14-2020, 04:17 AM
Replies: 34
Views: 3,653
Posted By Piper J3
What is the logic behind that? I don’t...

What is the logic behind that? I don’t understand why so many folks circumvent the electric fuel pump. Van’s has stated the need for running the electric pump in continuous mode as a safety...
Forum: RV-12/RV-12iS 01-12-2020, 06:35 PM
Replies: 57
Views: 6,821
Posted By Piper J3
The nose wheel has fixed stops to limit...

The nose wheel has fixed stops to limit rotational travel so wheel points forward within about 150 degree arc. When airplane is pushed backward the nose wheel wants to rotate against the stop. ...
Forum: RV-12/RV-12iS 01-12-2020, 06:18 PM
Replies: 57
Views: 6,821
Posted By Piper J3
The HF hoist has an emergency shutoff. The wire...

The HF hoist has an emergency shutoff. The wire rope is guided through a switch arm that activates when the rope is fully wound up on the spool. I have tested it and it works fine. The RV-12 only...
Forum: RV-12/RV-12iS 01-12-2020, 02:04 PM
Replies: 57
Views: 6,821
Posted By Piper J3
Harbor Freight Electric Hoist used as a winch... ...

Harbor Freight Electric Hoist used as a winch... https://www.harborfreight.com/440-lb-electric-hoist-with-remote-control-60346.html

I installed this 15 years ago for use with my J3-Cub and now...
Forum: RV-12/RV-12iS 01-12-2020, 01:36 AM
Replies: 34
Views: 3,653
Posted By Piper J3
Autozone Auto Parts stores will test a battery...

Autozone Auto Parts stores will test a battery under heavy load. This is a measure of internal resisitance and the battery's ability to deliver rated amperage.
Forum: RV-12/RV-12iS 01-11-2020, 10:52 AM
Replies: 34
Views: 3,653
Posted By Piper J3
Also, much of the heavy stuff was put as far back...

Also, much of the heavy stuff was put as far back as possible - behind the rear baggage bulkhead where it is difficult to access for maintenance. Makes sense that light battery was substitued up...
Forum: RV General Discussion/News 01-10-2020, 10:10 AM
Replies: 34
Views: 5,361
Posted By Piper J3
My RV-12 is sitting nice and cozy in the hanger...

My RV-12 is sitting nice and cozy in the hanger waiting for spring. Grass strip I fly off of stays soft until mid-April.

I go out to the airplane once in a while and she and I talk about flights...
Forum: RV-12/RV-12iS 01-10-2020, 09:50 AM
Replies: 34
Views: 3,653
Posted By Piper J3
I wouldn't assume anything about a printed date...

I wouldn't assume anything about a printed date code. Manufacturers often use internal code reference which consumer is not privy too.
Forum: RV-12/RV-12iS 01-10-2020, 06:39 AM
Replies: 34
Views: 3,653
Posted By Piper J3
This may not be the case. Legacy RV-12 is...

This may not be the case. Legacy RV-12 is tightly cowled and 12iS cowling has louvers for added ventilation. Biggest concern might be on the ground when powered off. Legacy retains heat without...
Forum: RV-12/RV-12iS 01-09-2020, 02:21 PM
Replies: 180
Views: 31,258
Posted By Piper J3
Here we go again with usual questions… • What...

Here we go again with usual questions…

• What floats do you have?
• Do you know PN?
• Do your floats have brass sleeve full height of float?
• Have you weighed your floats?
• What makes you think...
Forum: RV-12/RV-12iS 01-08-2020, 09:58 AM
Replies: 297
Views: 68,100
Posted By Piper J3
SB 12-11-09 - Center Section Modification I...

SB 12-11-09 - Center Section Modification

I bought my RV-12 early SN (120058) from the original builder with 48TT knowing that SB for Center Section and Fuel Tank were not completed. I flew for a...
Forum: RV-12/RV-12iS 01-08-2020, 09:26 AM
Replies: 1
Views: 576
Posted By Piper J3
Probably best to contact seller directly. Who...

Probably best to contact seller directly. Who knows...
Forum: RV-12/RV-12iS 01-05-2020, 12:55 PM
Replies: 14
Views: 1,807
Posted By Piper J3
In total agreement with post #10 above...

In total agreement with post #10 above...
Forum: RV-12/RV-12iS 01-04-2020, 08:47 AM
Replies: 14
Views: 1,807
Posted By Piper J3
I would guess heavier engine so builder...

I would guess heavier engine so builder arbitrarily increased GW to allow a useful load – not a good idea. Original designer (Van’s) or a really good aeronautical engineer with structural and...
Forum: RV-12/RV-12iS 01-03-2020, 08:53 AM
Replies: 64
Views: 21,276
Posted By Piper J3
I had a request for information on how to install...

I had a request for information on how to install the John Deere Voltage Regulator in place of Ducati. So, I searched for my posts in VAF and photos are no longer saved on the hosting site (I wish...
Forum: RV-9/9A 01-01-2020, 05:03 PM
Replies: 26
Views: 4,547
Posted By Piper J3
I jumped over to the 9 forum and found this...

I jumped over to the 9 forum and found this thread... Funny, I have to be careful flying my early S/N RV-12 in the pattern with a C172. Even with two 200#ers and full fuel and baggage I can easily...
Forum: RV General Discussion/News 01-01-2020, 04:48 PM
Replies: 13
Views: 978
Posted By Piper J3
What if you need to stop and take a wizzzz before...

What if you need to stop and take a wizzzz before reaching the state line?
Forum: RV General Discussion/News 01-01-2020, 01:38 PM
Replies: 21
Views: 1,197
Posted By Piper J3
Just one word of caution... The plastic case...

Just one word of caution... The plastic case does not clip the iPad very tightly. Rough air might jar it loose if mounted vertically on your panel. I get away with it because I have it mounted on...
Forum: RV General Discussion/News 01-01-2020, 11:31 AM
Replies: 21
Views: 1,197
Posted By Piper J3
Another idea… build Guardian Avionics Smart Panel...

Another idea… build Guardian Avionics Smart Panel mount for iPhone into a sub-panel for the back-seater. Cost - $130. iPhone would not need to have SIM chip to run ForeFlight. Cockpit Sharing...
Forum: RV General Discussion/News 12-31-2019, 07:58 PM
Replies: 21
Views: 1,197
Posted By Piper J3
The inclined mini iPad on the left side runs...

The inclined mini iPad on the left side runs ForeFlight and is used for primary navigation. It is powered from USB and has a mag-safe plug in case I step on the charging cord. The mini iPad above...
Forum: RV General Discussion/News 12-30-2019, 07:08 PM
Replies: 61
Views: 4,000
Posted By Piper J3
Its been a couple of years since I did it, but I...

Its been a couple of years since I did it, but I didn't have to install in a cell phone to activate. Pretty sure I just called T-Mobile and they talked me through over the phone.
Forum: RV General Discussion/News 12-30-2019, 06:20 PM
Replies: 21
Views: 1,197
Posted By Piper J3
I don't think that's exactly...

I don't think that's exactly true...

https://i.postimg.cc/ryjcdxN5/Screen-Shot-2019-12-30-at-7-19-11-PM.png (https://postimg.cc/NLKZSyV0)temporary image upload (https://postimages.org/)
Forum: RV-9/9A 12-30-2019, 05:12 PM
Replies: 1
Views: 518
Posted By Piper J3
Really, I know plenty of folks that fit the...

Really, I know plenty of folks that fit the bill.

For instance.... ...
Forum: RV General Discussion/News 12-30-2019, 03:33 PM
Replies: 61
Views: 4,000
Posted By Piper J3
I did similar. I bought a 4G cell phone switch...

I did similar. I bought a 4G cell phone switch on eBay for $149. Vendor is Relay-Supply in Saskatoon, Saskatchewan, Canada. Delivery is three days. Unit has two independent output relays so it can...
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