VansAirForceForums  
Home > VansAirForceForums

-POSTING RULES
-Advertise in here!
- Today's Posts | Insert Pics

Keep VAF Going
Donate methods

Point your
camera app here
to donate fast.






VAF on Twitter:
@VansAirForceNet


Go Back   VAF Forums > Search Forums
Register FAQ Members List Calendar Search Today's Posts Mark Forums Read

Showing results 1 to 64 of 500
Search took 0.05 seconds.
Search: Posts Made By: Piper J3
Forum: RV-12/RV-12iS 11-30-2022, 07:03 PM
Replies: 2
Views: 246
Posted By Piper J3
On J-3 Cub I owned…. vibration caused the spiral...

On J-3 Cub I owned…. vibration caused the spiral wind of the carb heat cable jacket to wear a like pattern on the solid push-pull inner wire to the point where the cable finally locked-up...
Forum: RV-12/RV-12iS 11-29-2022, 06:56 PM
Replies: 12
Views: 1,445
Posted By Piper J3
I have 912ULS, so not familiar with 912iS engine...

I have 912ULS, so not familiar with 912iS engine or fuel system. I did however locate a stubborn leak in my fuel tank with use of ACDelco 1148963 Multi-Purpose Fluorescent Leak Detection Dye and a...
Forum: RV General Discussion/News 11-24-2022, 07:23 AM
Replies: 1
Views: 521
Posted By Piper J3
Marco Vs. Grove Wheels

By any chance are 5" Matco and Grove wheels interchangeable? I have Marco on my RV-12 and found some new 5" Grove wheels I'd like to buy as spare set...
Forum: RV-12/RV-12iS 11-18-2022, 07:59 AM
Replies: 4
Views: 745
Posted By Piper J3
Just guessing... if RV-12iS uses a standard Rotax...

Just guessing... if RV-12iS uses a standard Rotax radiator, perhaps Lockwood, LEAF, or Aircraft Spruce might stock.
Forum: RV-12/RV-12iS 11-17-2022, 04:56 PM
Replies: 30
Views: 5,612
Posted By Piper J3
I think I'd buy a "Mac Tools" truck before...

I think I'd buy a "Mac Tools" truck before breaking paint on screws holding instrument bay cover... :D
Forum: Alternative Engines 11-14-2022, 01:20 PM
Replies: 90
Views: 9,110
Posted By Piper J3
I am an ME and I’m looking at how the Viking 110...

I am an ME and I’m looking at how the Viking 110 gearbox is cantilever-mounted on four thin standoff’s – yikes…

I’m very happy to be flying behind Rotax 912… The excellent gearbox includes...
Forum: RV-12/RV-12iS 11-14-2022, 12:58 PM
Replies: 4
Views: 737
Posted By Piper J3
Voltages higher than 15.0 volts will cause...

Voltages higher than 15.0 volts will cause irreversible damage to the battery. See pg. 10 in Odyssey Battery Tech Manual….....
Forum: Alternative Engines 11-13-2022, 11:59 AM
Replies: 90
Views: 9,110
Posted By Piper J3
I understand ground testing... but isn't testing...

I understand ground testing... but isn't testing in turbulent air required with gyroscopic precession and other dynamic factors?
Forum: RV-12/RV-12iS 11-11-2022, 03:37 PM
Replies: 13
Views: 924
Posted By Piper J3
Per my posts above... I should further clarify...

Per my posts above... I should further clarify that in climb I need to add ~ 3 lbs force on right rudder to center ball. Conversely, in a glide, a slight amount of left rudder is required. Ball is...
Forum: RV-12/RV-12iS 11-11-2022, 11:18 AM
Replies: 13
Views: 924
Posted By Piper J3
thiggins - I did not use add'l Loctite. ...

thiggins - I did not use add'l Loctite.

todehnal - Try one turn as you suggest. Write down changes you make. Test fly and then add or subtract. I can't tell you which side to lengthen and which...
Forum: RV-12/RV-12iS 11-11-2022, 12:55 AM
Replies: 13
Views: 924
Posted By Piper J3
I purchased my RV-12 from the original builder...

I purchased my RV-12 from the original builder with 48TT and it had a heavy right wing. I tried squeezing trailing edge of Flaperon and couldn’t discern any improvement. I lengthened / shortened...
Forum: RV-12/RV-12iS 11-07-2022, 01:31 PM
Replies: 265
Views: 55,820
Posted By Piper J3
My rivets heads also faced backwards. Really not...

My rivets heads also faced backwards. Really not a problem... Don't worry about punching out stems - just drill off the rivet head. I used 90 degree drill motor. Then use plier / side cutter to...
Forum: RV-12/RV-12iS 11-06-2022, 01:30 PM
Replies: 6
Views: 763
Posted By Piper J3
With E-SLA, you have freedom to use whatever hose...

With E-SLA, you have freedom to use whatever hose you'd like. I replaced coolant and vacuum hoses with High-Performance Silicone Heater Hose. As I recall the hose for the intake manifold crossover...
Forum: RV-12/RV-12iS 11-06-2022, 10:11 AM
Replies: 6
Views: 763
Posted By Piper J3
E-LSA or S-LSA?

E-LSA or S-LSA?
Forum: RV-12/RV-12iS 11-06-2022, 09:17 AM
Replies: 27
Views: 7,124
Posted By Piper J3
So, if the stabilator counterbalance falls off...

So, if the stabilator counterbalance falls off during flight... what will happen? I think that is the BIG question here, probably followed by... what will it take to prevent failure?

Will...
Forum: RV-12/RV-12iS 11-05-2022, 09:11 PM
Replies: 26
Views: 3,385
Posted By Piper J3
RV-12 doesn't have doors.... at least mine...

RV-12 doesn't have doors.... at least mine doesn't.....
Forum: RV-12/RV-12iS 11-05-2022, 12:15 PM
Replies: 3
Views: 489
Posted By Piper J3
You may already have Teflon hoses... Search this...

You may already have Teflon hoses... Search this forum to find info on how to identify hose types.
Forum: RV-12/RV-12iS 11-05-2022, 09:49 AM
Replies: 2
Views: 445
Posted By Piper J3
Legacy RV-12 has similar problem where hose from...

Legacy RV-12 has similar problem where hose from oil pump passes between exhaust stacks on right side of engine. Not easy to visualize problem when lower cowling is removed and oil cooler is hanging...
Forum: RV-12/RV-12iS 11-03-2022, 07:56 AM
Replies: 24
Views: 2,220
Posted By Piper J3
I’ll turn 70 this year. I used to have Briggs...

I’ll turn 70 this year. I used to have Briggs Stratton 5-Gallon containers and lift them to fuel the RV-12. I used EZ-Pour fuel spout which emptied the container very quickly.

I can no longer...
Forum: RV-12/RV-12iS 11-02-2022, 11:28 AM
Replies: 24
Views: 2,220
Posted By Piper J3
Vapor lock at altitude is a manageable problem......

Vapor lock at altitude is a manageable problem... Vapor lock on takeoff can result in a very bad day. Pay attention to heat-soak on the ground. I had vapor lock in early spring (winter fuel) on a...
Forum: RV-12/RV-12iS 11-01-2022, 11:42 PM
Replies: 24
Views: 2,220
Posted By Piper J3
Use high quality fuel containers and 15-gal...

Use high quality fuel containers and 15-gal FLO-FAST container and hand-pump. I have been using Costco 93E10 for a least 500 hrs. Costco is top tier fuel supplier.

Bob Y is 100% correct on Vapor...
Forum: RV-12/RV-12iS 10-31-2022, 01:54 PM
Replies: 20
Views: 2,834
Posted By Piper J3
About a month ago… a friend’s Synergy-built RV-12...

About a month ago… a friend’s Synergy-built RV-12 (5 years old) developed a leak at top edge of the large front fuel level sender plate. We removed the plate to discover bright shiny Alclad Aluminum...
Forum: RV-12/RV-12iS 10-31-2022, 08:37 AM
Replies: 12
Views: 1,197
Posted By Piper J3
I wouldn't discount the Ray Allen trim servo...

I wouldn't discount the Ray Allen trim servo itself. Internal workings of the servo are minimal at best...
Forum: RV-12/RV-12iS 10-31-2022, 08:34 AM
Replies: 20
Views: 2,834
Posted By Piper J3
I have used a UV tracer ACDelco 1148963...

I have used a UV tracer ACDelco 1148963 Fluorescent Leak Detection Dye to find small leak in my RV-12 fuel tank. Mix tracer with fuel, go fly, and then use a bright UV flashlight to highlight the...
Forum: RV-12/RV-12iS 10-31-2022, 05:17 AM
Replies: 20
Views: 2,834
Posted By Piper J3
Look at drip pans under each carb for evidence of...

Look at drip pans under each carb for evidence of fuel. Also look at carb float bowl gasket - it may not be seated fully. Remove top cowling and run electric fuel pump to observe if fuel is...
Forum: RV-12/RV-12iS 10-30-2022, 11:57 AM
Replies: 12
Views: 1,197
Posted By Piper J3
homeap - You're fairly new to the forum, so I'll...

homeap - You're fairly new to the forum, so I'll just pipe-up here and tell you Joe is excellent at electrical troubleshooting. He'll stick with you until you find and fix the problem. VAF is your...
Forum: RV-12/RV-12iS 10-29-2022, 11:29 AM
Replies: 1
Views: 535
Posted By Piper J3
Here is good place to start.... ...

Here is good place to start.... https://vansairforce.net/community/showthread.php?t=100066
Forum: RV-12/RV-12iS 10-23-2022, 06:17 AM
Replies: 27
Views: 7,124
Posted By Piper J3
I wonder how the airplane flies when the weight...

I wonder how the airplane flies when the weight falls off in-flight? Apparently controllable... as witnessed by photo above where airplane appears intact.

I bet a SB to be issued soonest....
Forum: RV-12/RV-12iS 10-22-2022, 01:26 PM
Replies: 27
Views: 7,124
Posted By Piper J3
Any chance you can elaborate a little bit on what...

Any chance you can elaborate a little bit on what happened?
Forum: RV-12/RV-12iS 10-21-2022, 08:13 PM
Replies: 4
Views: 1,144
Posted By Piper J3
And the "belly" clearance.... :D

And the "belly" clearance.... :D
Forum: RV-12/RV-12iS 10-17-2022, 04:49 PM
Replies: 5
Views: 1,007
Posted By Piper J3
Just a word of caution... Early RV-12 requires a...

Just a word of caution... Early RV-12 requires a "vented" fuel cap. Later version of RV-12 has a vent line attached to filler neck that is easily identified and visible in the baggage compartment. ...
Forum: RV-12/RV-12iS 10-12-2022, 07:24 PM
Replies: 6
Views: 1,009
Posted By Piper J3
Actually, the Odyssey charger is not trickle...

Actually, the Odyssey charger is not trickle charger...

I asked Odyssey the following question with their response:

The PC680 battery is used in an experimental airplane. I fly 1-2 hours a week...
Forum: RV General Discussion/News 10-09-2022, 04:10 PM
Replies: 12
Views: 2,513
Posted By Piper J3
Flew the RV-12 to Hines (88D) Huron, OH yesterday...

Flew the RV-12 to Hines (88D) Huron, OH yesterday for their Octoberfest cookout. Today we flew to My Place fly-in (3OH7) Cardington, OH for their 9th annual breakfast fly-in. ...
Forum: RV-12/RV-12iS 10-08-2022, 08:02 PM
Replies: 6
Views: 1,009
Posted By Piper J3
You don't say if alternator is charging...

You don't say if alternator is charging in-flight. I assume your EMS screen shows +/- charge rate....
Forum: RV-12/RV-12iS 10-08-2022, 07:47 AM
Replies: 5
Views: 828
Posted By Piper J3
The Bing 64 has three circuits - idle, mid-range,...

The Bing 64 has three circuits - idle, mid-range, and main jet. The circuits overlap slightly, but cruise power is strictly on the main jet with max airflow through the Venturi...
Forum: RV-12/RV-12iS 10-07-2022, 07:13 PM
Replies: 16
Views: 1,806
Posted By Piper J3
You could also use a "Compass" app on your cell...

You could also use a "Compass" app on your cell phone...
Forum: RV-12/RV-12iS 10-02-2022, 06:16 PM
Replies: 2
Views: 638
Posted By Piper J3
You can bend the welded tabs to increase spring...

You can bend the welded tabs to increase spring stretch / tension. I did this on all four muffler / header pipe connections. Added benefit - spring is spaced slightly further away from hot exhaust...
Forum: Places To Fly...Things to See...Things to Eat 10-02-2022, 09:54 AM
Replies: 1
Views: 233
Posted By Piper J3
Sunday, Oct 9, 2022 Annual My Place Fly-in, Cardington, OH

This is a premier fly-in. I have attended four times and will be there next Sunday....

https://www.funplacestofly.com/aviation-event-details.asp?EventID=25364
Forum: RV-12/RV-12iS 09-24-2022, 09:38 AM
Replies: 9
Views: 2,541
Posted By Piper J3
Here’s my take at 800TTAF and some 2000 hours...

Here’s my take at 800TTAF and some 2000 hours PIC…. The RV-12 is a very light SLA which allows a good useful load. The 12 is an absolute delight to fly with beautiful control harmony and excellent...
Forum: RV-12/RV-12iS 09-22-2022, 08:03 AM
Replies: 10
Views: 1,567
Posted By Piper J3
I would caution on smaller size. Air filter...

I would caution on smaller size. Air filter needs to free-flow air per engine displacement and operating RPM...
Forum: RV-12/RV-12iS 09-21-2022, 07:52 PM
Replies: 10
Views: 1,567
Posted By Piper J3
K&N air filters can be cleaned and re-oiled. ...

K&N air filters can be cleaned and re-oiled. They sell a kit for this....
Forum: RV-12/RV-12iS 09-19-2022, 06:39 PM
Replies: 5
Views: 924
Posted By Piper J3
I'm guessing he'll fit. Need to remove the wedge...

I'm guessing he'll fit. Need to remove the wedge from underneath the bottom seat cushion to allow more headroom...
Forum: RV-12/RV-12iS 09-19-2022, 06:36 PM
Replies: 5
Views: 733
Posted By Piper J3
Actually, fuel pressure on high end of spec is...

Actually, fuel pressure on high end of spec is better for vapor lock. I installed the new higher pressure electric fuel pump after I experienced vapor lock on takeoff and almost had a really bad...
Forum: RV-12/RV-12iS 09-15-2022, 11:44 AM
Replies: 17
Views: 4,035
Posted By Piper J3
The imbalance of the front wheel can shake front...

The imbalance of the front wheel can shake front of engine / spinner ~ 3/8". It's very noticeable...
Forum: RV-12/RV-12iS 09-14-2022, 01:41 PM
Replies: 17
Views: 4,035
Posted By Piper J3
This sounds like nose wheel coasting down. ...

This sounds like nose wheel coasting down. Imbalance of wheel at certain speeds will cause entire engine to jump around on rubber mounts...
Forum: RV-12/RV-12iS 09-12-2022, 07:55 PM
Replies: 20
Views: 3,078
Posted By Piper J3
Hard to believe anything gets through gascolator...

Hard to believe anything gets through gascolator screen. I run 93E10 Mogas and pour directly into tank with no filtering. I find a few particles once in a while when sumping gascolator, but have...
Forum: RV-12/RV-12iS 09-12-2022, 07:43 PM
Replies: 9
Views: 1,647
Posted By Piper J3
What happens if a bug impales itself at the tip...

What happens if a bug impales itself at the tip of one blade? Say 1 gram at 30" moment arm?
Forum: RV-12/RV-12iS 09-10-2022, 09:48 AM
Replies: 0
Views: 542
Posted By Piper J3
Master Relay - Cole Hersee 24115-BK

I did a short flight to a remote airport the other day and shut off engine, got out walked around, and when I went to leave, the engine wouldn’t crank. Battery voltage showed a fluctuating 9V and...
Forum: RV-12/RV-12iS 08-28-2022, 02:00 PM
Replies: 8
Views: 1,334
Posted By Piper J3
I asked that same question when I saw all the...

I asked that same question when I saw all the worm hose clamps used on the 12iS fuel pump filter rack. Someone from Vans said not to worry, worm clamps don’t back off on the own. I would safety...
Forum: RV-12/RV-12iS 08-28-2022, 01:05 AM
Replies: 2
Views: 546
Posted By Piper J3
Try to figure out fuel remaining with analog...

Try to figure out fuel remaining with analog gages in Piper or Cessna... :eek:
Forum: RV-12/RV-12iS 08-26-2022, 08:07 PM
Replies: 10
Views: 2,869
Posted By Piper J3
That's a pretty wild story. Let us know how it...

That's a pretty wild story. Let us know how it pans out over time...
Forum: RV-12/RV-12iS 08-25-2022, 05:40 PM
Replies: 18
Views: 5,096
Posted By Piper J3
A friend's RV-12 built by Synergy had Dynon GPS...

A friend's RV-12 built by Synergy had Dynon GPS antenna wire cut through. Hole in mounting plate did not align with wires exiting bottom of amplified antenna...
Forum: RV-12/RV-12iS 08-18-2022, 01:08 PM
Replies: 37
Views: 5,381
Posted By Piper J3
A couple of tough Threads in the forum today.......

A couple of tough Threads in the forum today.... This One and the Oil Tank Vent guy....
Forum: RV-12/RV-12iS 08-18-2022, 11:36 AM
Replies: 26
Views: 1,519
Posted By Piper J3
I get that you are obsessed with moisture in the...

I get that you are obsessed with moisture in the engine... You will have a bigger problem with long inop periods if you use MOGAS w/ alcohol. Several threads on the subject in this forum. MOGAS...
Forum: RV-12/RV-12iS 08-17-2022, 10:16 AM
Replies: 26
Views: 1,519
Posted By Piper J3
Correct.... I had A65-8 in my Cub, and oil cap...

Correct.... I had A65-8 in my Cub, and oil cap and dipstick had droplets of water more often than not. You will not see this phenomenon with Rotax 9-series engines...
Forum: RV-12/RV-12iS 08-17-2022, 10:11 AM
Replies: 7
Views: 1,743
Posted By Piper J3
My aluminum carry-thru gear channel developed...

My aluminum carry-thru gear channel developed cracks at the rear “mouseholes” at ~500TT. I had previously installed SB 12-11-09 per Van’s recommendation. This Service Bulletin added support plates...
Forum: RV-12/RV-12iS 08-17-2022, 10:02 AM
Replies: 26
Views: 1,519
Posted By Piper J3
I think what is trying to be said is... Rotax...

I think what is trying to be said is... Rotax 9-series engines have what is essentially a sealed crankcase. Oil in the reservoir tank hose prevents air ingress into the crankcase. As such, no...
Forum: RV-12/RV-12iS 08-14-2022, 02:09 PM
Replies: 37
Views: 5,381
Posted By Piper J3
I suspect same reasoning for liquid-cooling...

I suspect same reasoning for liquid-cooling system not have thermostat as a flow restricting device, and perhaps, point of failure...
Forum: RV-12/RV-12iS 08-14-2022, 11:52 AM
Replies: 37
Views: 5,381
Posted By Piper J3
It's counter intuitive…. At altitude, air is...

It's counter intuitive…. At altitude, air is colder by air is less dense (molecules further apart). High power air-cooled piston engines can easily overheat at altitude...
Forum: RV-12/RV-12iS 08-14-2022, 11:23 AM
Replies: 37
Views: 5,381
Posted By Piper J3
I recently modified the lower cowling fiberglass...

I recently modified the lower cowling fiberglass and moved my oil cooler 1” forward. Prior to that, I tried to improve air flow (extraction) from the lower cowl by adding a temporary “Cowl Flap”...
Forum: RV General Discussion/News 08-14-2022, 09:40 AM
Replies: 21
Views: 4,689
Posted By Piper J3
BBQ at the Pool - Hinde Airport (88D)

Fly the RV-12 to Hinde Airport (88D) Huron, OH for "BBQ at the Pool". Weather was perfect and had a great time....

Photos here.......
Forum: RV-12/RV-12iS 08-09-2022, 12:08 PM
Replies: 15
Views: 3,031
Posted By Piper J3
^^^^^ Perhaps a re-read of the OP... The guy's...

^^^^^ Perhaps a re-read of the OP... The guy's problem is intermittent oil pressure reading on the EMS. I doubt carb balance of exhaust springs would be my first place to look...
Forum: The RV Grin 08-08-2022, 07:48 PM
Replies: 5
Views: 888
Posted By Piper J3
I used to travel to Banbury on business. ...

I used to travel to Banbury on business. Easington House & Banbury Cakes. Oh.... and the Pubs :D
Forum: RV-12/RV-12iS 08-07-2022, 10:11 AM
Replies: 24
Views: 3,732
Posted By Piper J3
If I were building now, I would wrap entire...

If I were building now, I would wrap entire airplane in 3M vinyl. I used 1080 silver to cover polished aluminum on turtle deck and vert stab. Easy to do with excellent result.

Has same...
Showing results 1 to 64 of 500

 
Forum Jump

All times are GMT -6. The time now is 08:22 PM.


The VAFForums come to you courtesy Delta Romeo, LLC. By viewing and participating in them you agree to build your plane using standardized methods and practices and to fly it safely and in accordance with the laws governing the country you are located in.