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Search: Posts Made By: Piper J3
Forum: RV-12/RV-12iS Yesterday, 10:44 AM
Replies: 6
Views: 802
Posted By Piper J3
Wow, that's pretty wild. I have my wing roots...

Wow, that's pretty wild. I have my wing roots sealed on top and around front "D" section of leading edge. I left bottom open to facilitate drainage and provide a little airflow to prevent moisture...
Forum: RV-12/RV-12iS 11-30-2021, 08:35 AM
Replies: 8
Views: 522
Posted By Piper J3
Might be best to use a reamer...

Might be best to use a reamer...
Forum: Places To Fly...Things to See...Things to Eat 11-29-2021, 03:57 PM
Replies: 105
Views: 48,391
Posted By Piper J3
My RV-12 has been to the islands in western Lake...

My RV-12 has been to the islands in western Lake Erie dozens of times…


Kelly’s
South Bass
Middle Bass
North Bass
Rattle Snake (Pvt)
Forum: RV-12/RV-12iS 11-29-2021, 09:37 AM
Replies: 2
Views: 558
Posted By Piper J3
Just a quick observation... I know of two ACK ELT...

Just a quick observation... I know of two ACK ELT failures in recently-built RV-12's. Both failed on the ground after landing. Both sent back to mgr and mainboards replaced with no mention of...
Forum: VAF Classifieds (posts in here deleted after 30 days) 11-28-2021, 08:34 AM
Replies: 5
Views: 725
Posted By Piper J3
Is this 3G or 4G? 3G is going away pretty...

Is this 3G or 4G?

3G is going away pretty soon...
Forum: RV-9/9A 11-25-2021, 06:02 PM
Replies: 47
Views: 3,051
Posted By Piper J3
Not side slip on final... we "crab" into the wind...

Not side slip on final... we "crab" into the wind to kill drift which keeps airplane on centerline - airplane continues to fly true and straight to the relative wind (no cross controls) on final. As...
Forum: RV-9/9A 11-25-2021, 12:44 PM
Replies: 47
Views: 3,051
Posted By Piper J3
I thought I’d jump in here… I fly my RV-12 from...

I thought I’d jump in here… I fly my RV-12 from a private strip 2100’ x 80’ with 30’ tall trees planted on threshold by an irate neighbor. I always use full flaps with a forward slip to scrub speed...
Forum: RV-12/RV-12iS 11-23-2021, 10:11 AM
Replies: 13
Views: 1,616
Posted By Piper J3
This kinda like a vernier throttle for the vent...

This kinda like a vernier throttle for the vent door... :D
Forum: Alternative Engines 11-19-2021, 06:33 PM
Replies: 777
Views: 207,030
Posted By Piper J3
Fuel noticed in the oil test - I wonder how...

Fuel noticed in the oil test - I wonder how common that is? And at what percentages? Timed-EFI with FADEC should prevent raw fuel from washing down cylinder walls. This peaks my interest...
Forum: RV-12/RV-12iS 11-18-2021, 05:44 PM
Replies: 13
Views: 1,433
Posted By Piper J3
Suppose you operate at higher elevations (Denver)...

Suppose you operate at higher elevations (Denver) and want more pitch? Seems like ground adjust would be answer as opposed to a "fixed" fixed pitch prop...
Forum: RV Building Tips/Techniques 11-18-2021, 03:39 PM
Replies: 16
Views: 1,288
Posted By Piper J3
Washer Wrench Set...

Washer Wrench Set...
Forum: RV-12/RV-12iS 11-17-2021, 07:45 AM
Replies: 8
Views: 686
Posted By Piper J3
It's always something Gilda... -

It's always something Gilda...
-
Forum: RV-12/RV-12iS 11-17-2021, 07:04 AM
Replies: 8
Views: 686
Posted By Piper J3
Randy You have missed the fact that this is a...

Randy

You have missed the fact that this is a legacy RV-12 with Van's supplied circuit board housing fuses, switches, etc.

I'm pretty sure you will not only have to remove the instrument bay cover...
Forum: RV-12/RV-12iS 11-10-2021, 08:42 AM
Replies: 8
Views: 999
Posted By Piper J3
Pressure sensors are usually a diaphragm with a...

Pressure sensors are usually a diaphragm with a resistance strain gage which is susceptible to damage from shock, vibration, rough handling. Best practice is to mount remote so engine doesn’t shake...
Forum: RV-12/RV-12iS 11-03-2021, 08:01 PM
Replies: 3
Views: 828
Posted By Piper J3
Ducati VR?

Ducati VR?
Forum: RV-12/RV-12iS 11-03-2021, 07:04 PM
Replies: 13
Views: 1,570
Posted By Piper J3
I'll guess... how about 6%? 3%?

I'll guess... how about 6%? 3%?
Forum: RV-12/RV-12iS 11-02-2021, 08:09 AM
Replies: 19
Views: 1,818
Posted By Piper J3
Its possible that a pin got pushed back in the...

Its possible that a pin got pushed back in the D-sub connector. If pin isn't seated well in the plastic housing it can slip when force is applied.
Forum: RV-12/RV-12iS 11-01-2021, 08:08 AM
Replies: 16
Views: 1,965
Posted By Piper J3
Could be resonant or harmonic frequency. Lots of...

Could be resonant or harmonic frequency. Lots of things in motion and playing together - sometimes well / sometimes not.
Forum: RV-12/RV-12iS 10-27-2021, 02:36 PM
Replies: 14
Views: 2,494
Posted By Piper J3
I used Stainless Steel T-Bolt Hose Clamps...

I used Stainless Steel T-Bolt Hose Clamps available at auto part store...
-
Forum: RV-12/RV-12iS 10-27-2021, 02:59 AM
Replies: 87
Views: 29,126
Posted By Piper J3
Set prop pitch to attain ~ 5150 RPM WOT during...

Set prop pitch to attain ~ 5150 RPM WOT during initial climb out. This is the sweet spot that will provide 900ish FPM climb and Van’s spec for 114 KTAS at 5500 RPM. With this pitch, throttle...
Forum: RV-12/RV-12iS 10-26-2021, 06:07 PM
Replies: 4
Views: 856
Posted By Piper J3
Might also install Stainless Steel exhaust...

Might also install Stainless Steel exhaust springs - they last a long time...
Forum: RV-12/RV-12iS 10-17-2021, 10:30 PM
Replies: 22
Views: 2,850
Posted By Piper J3
Thought maybe he was Prof. Harold Hill - River...

Thought maybe he was Prof. Harold Hill - River City, Iowa... Graduated Gary Conservatory Class of '05.
Forum: RV-12/RV-12iS 10-17-2021, 11:53 AM
Replies: 22
Views: 2,850
Posted By Piper J3
Harold Hill... Boy's Bands?

Harold Hill... Boy's Bands?
Forum: RV-12/RV-12iS 10-14-2021, 02:07 AM
Replies: 13
Views: 1,870
Posted By Piper J3
VA-110 Flap Knob -

VA-110 Flap Knob
-
Forum: RV-12/RV-12iS 10-12-2021, 08:00 AM
Replies: 13
Views: 2,087
Posted By Piper J3
Take a small piece of sheet cork (maybe 1/8"...

Take a small piece of sheet cork (maybe 1/8" thickness) and place on shop-side of rivet. As you start to squeeze the cork will draw up the assembly before the rivet starts to deform. The cork will...
Forum: RV-12/RV-12iS 10-09-2021, 09:42 AM
Replies: 7
Views: 883
Posted By Piper J3
I guess that's possible on front wheel which has...

I guess that's possible on front wheel which has ball bearings.

Main wheels have tapper roller bearings and nothing can fall out if seal fails. Taper rollers are virtually indestructible.
Forum: RV-12/RV-12iS 10-09-2021, 08:39 AM
Replies: 7
Views: 883
Posted By Piper J3
Explain what you mean "Wheel Bearings went Bad" ...

Explain what you mean "Wheel Bearings went Bad"

How did you diagnose problem?

Very unusual for taper roller bearings to have problem...
Forum: RV-12/RV-12iS 10-07-2021, 03:12 AM
Replies: 18
Views: 2,244
Posted By Piper J3
Expanded Scale for Trim Indicator

I have set up my trim indicator as an expanded scale. Instead of showing the entire range of trim servo, I have set the end points to show only the portion of the trim corresponding to the flight...
Forum: Traditional Aircraft Engines 10-05-2021, 04:44 PM
Replies: 11
Views: 1,240
Posted By Piper J3
Ty-Rap® Thomas & Betts is my choice due to its...

Ty-Rap® Thomas & Betts is my choice due to its exceptional durability, strength, natural nylon, and stainless steel locking mechanism.
-
Forum: Places To Fly...Things to See...Things to Eat 10-03-2021, 08:07 AM
Replies: 0
Views: 228
Posted By Piper J3
My Place (3OH7) Cardington, OH Sunday Oct 10

This is the best Fly-in ever...

https://www.facebook.com/MyPlaceFarmAirStripCardingtonOH/
Forum: RV-12/RV-12iS 10-02-2021, 03:07 AM
Replies: 30
Views: 5,235
Posted By Piper J3
The internal oil filter bypass valve is designed...

The internal oil filter bypass valve is designed to prevent damage to the spin-on filter itself. If oil flow through the filter element is restricted the bypass valve opens to prevent...
Forum: RV-12/RV-12iS 10-01-2021, 02:34 PM
Replies: 5
Views: 792
Posted By Piper J3
Yes, open wheel fairings for 1/2” clearance all...

Yes, open wheel fairings for 1/2” clearance all the way around. TPM is BARTUN - $42 Amazon, but other manufacturers are same. TPM only used on main tires. Insufficient clearance for nose wheel. ...
Forum: RV-12/RV-12iS 10-01-2021, 07:35 AM
Replies: 5
Views: 792
Posted By Piper J3
Tire Wear...

I removed wheel fairings to install new brake pads yesterday and was pleasantly surprised to see very little wear on tires which now have 200 flight hours. I fly off of grass strip but lots of...
Forum: RV-12/RV-12iS 09-30-2021, 02:09 AM
Replies: 13
Views: 2,119
Posted By Piper J3
Check......

Check... https://legacy.rotaxowner.com/si_tb_info/serviceletter/sl-912-025.pdf
Forum: RV-12/RV-12iS 09-30-2021, 02:00 AM
Replies: 30
Views: 5,235
Posted By Piper J3
All this talk about the oil bypassing the filter...

All this talk about the oil bypassing the filter when cold… Where is the harm in that? So, the oil bypasses the filter for a few minutes to improve circulation when oil is cold and engine is...
Forum: RV-12/RV-12iS 09-28-2021, 07:03 PM
Replies: 30
Views: 5,235
Posted By Piper J3
I routinely run my engine at 2500-2800 RPM at...

I routinely run my engine at 2500-2800 RPM at startup. Engine runs smooth at this speed while warming up from a cold start, and at this speed, the engine is not making much power. Smooth engine run...
Forum: RV-12/RV-12iS 09-28-2021, 05:36 PM
Replies: 30
Views: 5,235
Posted By Piper J3
Just one slight correction for above post. Oil...

Just one slight correction for above post. Oil hoses are teflon lined and are very rigid. I doubt that lines would collapse with vacuum. Also, oil tank is elevated above inlet port of oil pump so...
Forum: RV-12/RV-12iS 09-27-2021, 10:50 AM
Replies: 8
Views: 1,599
Posted By Piper J3
So, I’m trying to find exact Sparkplug Cap for...

So, I’m trying to find exact Sparkplug Cap for 912ULS. It appears that Rotax uses NGK brand but assigns an internal PN.

From what I see the cap is 120 degree angle rubber boot. What I don’t know...
Forum: RV-12/RV-12iS 09-26-2021, 06:50 PM
Replies: 8
Views: 1,599
Posted By Piper J3
Spark Plug Wire Fell Off In Flight…

This is weird....

Three years ago, I was diagnosing a rough running engine and replaced all eight spark plug caps thinking, at the time, maybe the 5 ohm resistor in one or more of the caps was...
Forum: RV-12/RV-12iS 09-21-2021, 06:07 PM
Replies: 17
Views: 3,376
Posted By Piper J3
I have looked at the 12iS, and especially the...

I have looked at the 12iS, and especially the fuel plumbing behind the rear baggage bulkhead, wondering how an old man like me would service something like that.

I guess I’ll be happy with my...
Forum: RV-12/RV-12iS 09-20-2021, 12:46 PM
Replies: 2
Views: 691
Posted By Piper J3
I had been in communication with technical...

I had been in communication with technical support at Flightcom about muting the 403 intercom per above posts. Today I rec’d a phone call from a tech representative that is very familiar with the...
Forum: RV-12/RV-12iS 09-13-2021, 12:53 PM
Replies: 13
Views: 2,119
Posted By Piper J3
I would caution against using a woven fiberglass...

I would caution against using a woven fiberglass cloth for wrapping the muffler. I used high-temp wrap on the right front exhaust tube with the thought of shielding the oil line that passes through...
Forum: RV-12/RV-12iS 09-13-2021, 12:37 PM
Replies: 13
Views: 2,119
Posted By Piper J3
Any chance of posting some photos? I'm curious...

Any chance of posting some photos? I'm curious what type of wrap you put on the muffler...
Forum: RV-12/RV-12iS 09-13-2021, 11:19 AM
Replies: 2
Views: 691
Posted By Piper J3
Flightcom 403 Intercom Muting…

I bought my RV-12 from original builder six years ago. My plane is an early SN with D180 instrumentation, SL40 Comm, and 403 Intercom.

Recently I have experimented with the Isolate/All switch on...
Forum: RV-12/RV-12iS 09-13-2021, 11:05 AM
Replies: 4
Views: 829
Posted By Piper J3
Don't know about Triple Tree, but I've been...

Don't know about Triple Tree, but I've been flying my 12 with wheel pants off of private grass strip for six years with no problems...
Forum: RV-12/RV-12iS 09-10-2021, 07:34 PM
Replies: 5
Views: 648
Posted By Piper J3
Coolant Loss…

I notice a slight decline in coolant level in the overflow tank – maybe 1/16” to 1/8” change in level over 20 hours operation. I have removed cowling and looked for leak and found none. At end of...
Forum: COMM 09-08-2021, 11:46 PM
Replies: 13
Views: 1,153
Posted By Piper J3
Actual problem was stuck stall switch. Pulling...

Actual problem was stuck stall switch. Pulling audio fuse isolated the problem...
Forum: COMM 09-08-2021, 11:24 AM
Replies: 13
Views: 1,153
Posted By Piper J3
The problem is fixed. My friend – 83 YO Navy...

The problem is fixed. My friend – 83 YO Navy Crew Chief on A4 Skyhawk’s on two Aircraft Carriers (USN ’58 and ’59) found the problem. He suggested that something external to the radio was the...
Forum: COMM 09-07-2021, 03:44 AM
Replies: 13
Views: 1,153
Posted By Piper J3
Question - Can I disconnect the antenna coax at...

Question - Can I disconnect the antenna coax at the back of the tray and power radio for a test? I won't push Tx button. Does this make sense to try?
Forum: COMM 09-06-2021, 06:33 PM
Replies: 13
Views: 1,153
Posted By Piper J3
I was thinking about running a "test coax" from...

I was thinking about running a "test coax" from radio tray to belly antenna kind of externally – just in the hanger for a test. I know radio has to have antenna for load. What coax designation...
Forum: COMM 09-06-2021, 06:13 PM
Replies: 13
Views: 1,153
Posted By Piper J3
No, radio worked flawlessly for 3+ years.

No, radio worked flawlessly for 3+ years.
Forum: COMM 09-06-2021, 05:49 PM
Replies: 13
Views: 1,153
Posted By Piper J3
Need Help w/ Squeal - Garmin GTR200 in RV-12

We have a four year old RV-12 built by Synergy in Eugene, OR. Airplane has dual HDX, autopilot, ADSB-in/out, Lightspeed Zulu3 headset. No problems until a few months ago when Comm radio started...
Forum: RV-12/RV-12iS 09-06-2021, 01:58 PM
Replies: 8
Views: 1,001
Posted By Piper J3
The John Deere Voltage Regulator AM101406 that...

The John Deere Voltage Regulator AM101406 that failed is mounted in original position on the firewall shelf. When I installed this VR to replace the Ducati that failed at 100TT, I added a thick...
Forum: RV-12/RV-12iS 09-05-2021, 01:20 PM
Replies: 8
Views: 1,001
Posted By Piper J3
Right, I bought my RV-12 from original builder...

Right, I bought my RV-12 from original builder and now find some of the EMS presets are incorrect. I just finished putting correct values in, and as you point out, I should now get correct early...
Forum: RV-12/RV-12iS 09-05-2021, 01:00 PM
Replies: 8
Views: 1,001
Posted By Piper J3
Outstanding… I just replaced the John Deere...

Outstanding… I just replaced the John Deere AM101406 with spare that I carry in the baggage compartment. All good with 13.9 V in cruise flight.

I think the old JD VR took a dump and then proceeded...
Forum: RV-12/RV-12iS 09-05-2021, 08:44 AM
Replies: 8
Views: 1,001
Posted By Piper J3
Thanks Joe. Raining today, so I'll check again...

Thanks Joe. Raining today, so I'll check again for bad connections / corrosion and then probably replace VR with spare JD unit I keep in baggage compartment travel kit. Weather tomorrow is looking...
Forum: RV-12/RV-12iS 09-04-2021, 03:35 PM
Replies: 8
Views: 1,001
Posted By Piper J3
Charging Over Voltage D-180

Original battery from 2012 (700TT) was getting weak so I bought new Odyssey PC-680 and installed yesterday. Flew 2.5 today and had overvoltage warning. I have dual screen D180 and John Deere VR...
Forum: RV-12/RV-12iS 08-29-2021, 08:38 AM
Replies: 13
Views: 1,862
Posted By Piper J3
Telecoil was originally developed for hearing...

Telecoil was originally developed for hearing aids to improve sound quality when using land-line telephones; hence, the name Telecoil. Now with Bluetooth cell phones, the audio is “streamed”...
Forum: RV-12/RV-12iS 08-28-2021, 01:27 PM
Replies: 13
Views: 1,862
Posted By Piper J3
I forgot to mention in post #1 above that...

I forgot to mention in post #1 above that Telecoil program can also be adjusted for frequency equalization just like the normal hearing program and TV streaming program.

Such things they have...
Forum: RV-12/RV-12iS 08-27-2021, 04:43 PM
Replies: 13
Views: 1,862
Posted By Piper J3
Sure… Philips Brand HearLink 9010 miniRITE...

Sure…

Philips Brand HearLink 9010 miniRITE T
Purchased at Costco - Mar 2019

The key is a digital hearing aid with multiple programs selectable by Bluetooth cell phone. Hearing aid needs to have...
Forum: RV-12/RV-12iS 08-25-2021, 08:30 PM
Replies: 13
Views: 1,862
Posted By Piper J3
Using Headset with Hearing Aids…

I posted this about a year ago in VAF > Main > RV General Discussion > Deaf Pilots. I’d like to post here in the RV-12 thread if moderators will allow - reason is many Light Sport Pilots are older...
Forum: RV-12/RV-12iS 08-24-2021, 08:37 PM
Replies: 7
Views: 1,350
Posted By Piper J3
Why not continue to run existing plugs?

Why not continue to run existing plugs?
Forum: RV-12/RV-12iS 08-24-2021, 08:16 AM
Replies: 61
Views: 9,915
Posted By Piper J3
A couple of items… Make sure tail of torsion...

A couple of items…

Make sure tail of torsion spring is against the new retaining plate. It’s easy to have tail of spring misplaced – I did it. I don’t have actual photo, so I made sketch...
Forum: RV-12/RV-12iS 08-23-2021, 02:20 PM
Replies: 16
Views: 2,276
Posted By Piper J3
I would watch this... https://youtu.be/_OuNJ14RyaQ

I would watch this... https://youtu.be/_OuNJ14RyaQ
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