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Search: Posts Made By: Piper J3
Forum: RV-12 Today, 02:06 AM
Replies: 6
Views: 637
Posted By Piper J3
Fake drone - just like fake news... :D Here's a...

Fake drone - just like fake news... :D

Here's a real drone with full permission to fly at airport https://www.youtube.com/watch?v=ZyrzK5r9AkE&frags=pl%2Cwn
Forum: RV-12 Yesterday, 07:19 PM
Replies: 3
Views: 197
Posted By Piper J3
The 912iS is of course electronic fuel injected...

The 912iS is of course electronic fuel injected so fuel metering is very precise. The main components of the engine are virtually the same as the carbureted 912ULS which has a fantastic reputation...
Forum: Alternative Engines Yesterday, 01:42 AM
Replies: 87
Views: 12,026
Posted By Piper J3
Charlie How soon do you think before airborne...

Charlie

How soon do you think before airborne trials begin?

Has the engine been previously fitted to airframe?
Forum: COMM 08-15-2018, 01:57 PM
Replies: 12
Views: 404
Posted By Piper J3
Does anyone know the default Test Mode values for...

Does anyone know the default Test Mode values for Gramin SL40? These are values for:

ē Receiver Squelch
ē Mic 1 Level and Mic 2 level

The values are accessed by pressing and holding the <> and...
Forum: RV-12 08-15-2018, 06:06 AM
Replies: 6
Views: 402
Posted By Piper J3
I canít speak to fuel flow other than to say...

I canít speak to fuel flow other than to say wiring connection or intermittent ground problem can cause your symptoms.

You have too much prop pitch if you canít easily attain engine red line in...
Forum: Alternative Engines 08-14-2018, 05:55 PM
Replies: 87
Views: 12,026
Posted By Piper J3
Charlie Both links work fine. I'm shutting off...

Charlie

Both links work fine. I'm shutting off the TV and watching your YouTubes...
Forum: RV-12 08-14-2018, 04:14 PM
Replies: 3
Views: 241
Posted By Piper J3
Flysrv10 and Joe It'll be a couple of days...

Flysrv10 and Joe

It'll be a couple of days before I can get out to the airplane again. I just finished reading the two threads and will put information into practice and report back...
Forum: RV-12 08-14-2018, 04:06 PM
Replies: 9
Views: 518
Posted By Piper J3
Would it be worth to spend an extra 4500$ ? The...

Would it be worth to spend an extra 4500$ ?

The RV-12 runs very close the max speed allowed for LSA in the US. This is accomplished with Rotax 912ULS and the 2-blade ground-adjustable Sensenich...
Forum: COMM 08-14-2018, 11:39 AM
Replies: 12
Views: 404
Posted By Piper J3
Yes, when I isolate I can still hear myself and I...

Yes, when I isolate I can still hear myself and I can also transmit voice in isolate.
Forum: RV-12 08-14-2018, 10:32 AM
Replies: 3
Views: 241
Posted By Piper J3
Garmin SL40 User Settings for System Functions

I have standard issue Garmin SL40 comm and FlightCom 403 intercom in my RV-12. Iím trying to sort out a static noise problem and have been asking for assistance over in the VAF Avionics Forum - the...
Forum: COMM 08-14-2018, 10:16 AM
Replies: 12
Views: 404
Posted By Piper J3
Just got back from morning flight to sort comm...

Just got back from morning flight to sort comm static issue and can report some observations…

• Comm fuse is wired correctly by Joe’s tests so that’s a load off. Thanks Joe.
• Disconnecting copilot...
Forum: COMM 08-14-2018, 02:54 AM
Replies: 12
Views: 404
Posted By Piper J3
Thanks for the tips guys... Today I will try...

Thanks for the tips guys...

Today I will try to sort this problem. I'll check harness wiring as Joe suggests. I have early SN RV-12 so may be affected.

Two years ago I had similar problem and...
Forum: COMM 08-13-2018, 05:57 AM
Replies: 12
Views: 404
Posted By Piper J3
Thanks. I'm going to try removing the copilot...

Thanks. I'm going to try removing the copilot headset and try another headset in its place. If that doesn't fix it I'll look at jacks and wiring.
Forum: COMM 08-13-2018, 03:01 AM
Replies: 12
Views: 404
Posted By Piper J3
Comm Static...

I have a FlightCom 403 intercom in my RV-12. Recently I have been getting static on the SL40 comm and also when using the intercom itself. If I toggle the intercom switch to the ďisolateĒ the comm...
Forum: RV-12 08-13-2018, 01:25 AM
Replies: 102
Views: 11,785
Posted By Piper J3
When you order the new from hub from Sensenich it...

When you order the new from hub from Sensenich it will come with new bolts and Nord-Lock washers.
Forum: RV-12 08-12-2018, 06:41 PM
Replies: 114
Views: 26,828
Posted By Piper J3
I did a 90nm cross-country this morning with the...

I did a 90nm cross-country this morning with the full intension of returning by noon. T-storms were forecast for the afternoon. Plans got altered and I returned mid-day. I recently installed ADS-B...
Forum: Alternative Engines 08-11-2018, 04:06 PM
Replies: 87
Views: 12,026
Posted By Piper J3
Is the water for injection distilled?

Is the water for injection distilled?
Forum: RV-12 08-08-2018, 11:03 AM
Replies: 74
Views: 80,312
Posted By Piper J3
My drone operator wants to make another video -...

My drone operator wants to make another video - he thinks he can keep the airplane centered in the frame better with a little practice. We'll give it a go when the weather improves. This summer we...
Forum: RV-12 08-06-2018, 10:53 PM
Replies: 74
Views: 80,312
Posted By Piper J3
First attempt to follow airplane with DJI camera...

First attempt to follow airplane with DJI camera drone...

https://youtu.be/ZyrzK5r9AkE
Forum: RV-12 08-06-2018, 06:40 AM
Replies: 102
Views: 11,785
Posted By Piper J3
The old hub has the large center hole for the...

The old hub has the large center hole for the nylon pitch change cylinder. Photo of my "B" hub anodized a gold color is shown below. Hubs thru Rev "D" all have the large center hole.

I didn't take...
Forum: RV-12 08-06-2018, 02:58 AM
Replies: 102
Views: 11,785
Posted By Piper J3
Sure, I just did this. Call Sensenich and place...

Sure, I just did this. Call Sensenich and place order over the phone. They may give you a hard time about mismatching SN's and such but insist that they send you latest design hub. I received Rev...
Forum: RV-12 08-04-2018, 11:05 AM
Replies: 2
Views: 451
Posted By Piper J3
I wouldn't pressurize the carb with ram air. The...

I wouldn't pressurize the carb with ram air. The Bing is a constant velocity design with benefit of altitude compensating mixture. Pressure would do bad things.

As it is, my 12 will out climb a...
Forum: RV-12 08-04-2018, 10:57 AM
Replies: 102
Views: 11,785
Posted By Piper J3
I tried to use it and found it to be a very poor...

I tried to use it and found it to be a very poor substitute for the sheetmetal stamping that Van's sells. Don't skimp on getting the right tool for this important job. I know Sensenich says their...
Forum: RV-12 08-03-2018, 11:54 AM
Replies: 38
Views: 4,381
Posted By Piper J3
Interesting Observation...

This thread ponders the the all-important question "Flying with or without wing tie down rings" and has 3,213 views and 33 replies.

The thread titled "Official Sensenich Propeller FAQ/Service...
Forum: RV-12 07-29-2018, 03:18 PM
Replies: 14
Views: 916
Posted By Piper J3
Do you any tools to measure the hole? Perhaps...

Do you any tools to measure the hole? Perhaps use a drill bit of known size to test fit. Then yes, buy correct length...
Forum: RV-12 07-29-2018, 02:59 PM
Replies: 14
Views: 916
Posted By Piper J3
Look...

Look here....https://www.aircraftspruce.com/catalog/hapages/cotterpins2.php
Forum: RV-12 07-29-2018, 01:49 PM
Replies: 14
Views: 916
Posted By Piper J3
Why not just get the correct pin?

Why not just get the correct pin?
Forum: RV-12 07-29-2018, 01:30 PM
Replies: 47
Views: 14,607
Posted By Piper J3
Here....https://www.ebay.com/itm/NEW-Glue-Loctite-...

Here....https://www.ebay.com/itm/NEW-Glue-Loctite-567-Thread-Sealant-Adhesive-50ml-VD67/173180765388?epid=4015559447&hash=item285260c4cc%3Ag%3AK1MAAOSwvTpaH1Xu&_sacat=0&_nkw=Loctite+567&_from=R40&rt=n...
Forum: Alternative Engines 07-28-2018, 07:00 PM
Replies: 87
Views: 12,026
Posted By Piper J3
I too am interested and following your thread...

I too am interested and following your thread...
Forum: RV-12 07-27-2018, 08:17 PM
Replies: 102
Views: 11,785
Posted By Piper J3
Instead of a version "D1" hub, which will...

Instead of a version "D1" hub, which will eliminate repetitive inspections per Sensenich FAQ, I opted for the newest design front hub which is either "E" or "F". This design has the three smaller...
Forum: RV-12 07-22-2018, 12:04 PM
Replies: 102
Views: 11,785
Posted By Piper J3
TomVal I don't have picture of tool by itself. ...

TomVal

I don't have picture of tool by itself. This is page showing how it is used...

http://i67.tinypic.com/1t27i9.png
Forum: RV-12 07-21-2018, 01:45 PM
Replies: 10
Views: 1,067
Posted By Piper J3
I'm thinking about this and it doesn't seem to...

I'm thinking about this and it doesn't seem to make sense that installing the Rev ďD1Ē Hub Cover would negate the need to check torque of Hub/Engine
Flange bolts.

I'll contact Sensenich and ask...
Forum: RV-12 07-21-2018, 10:07 AM
Replies: 10
Views: 1,067
Posted By Piper J3
Tony - Page 7 says "This option will permanently...

Tony - Page 7 says "This option will permanently comply with the service bulletin, remove the 50 hour inspection interval and also eliminate the annual re-torque for the mounting bolts under the...
Forum: RV-12 07-21-2018, 10:02 AM
Replies: 10
Views: 1,067
Posted By Piper J3
Yes, but pitch angle for one plane may not be...

Yes, but pitch angle for one plane may not be correct for another.

Case in point... I have lots of experience setting pitch on the two-blade Sensenich. I adjusted pitch on a relatively new SLSA...
Forum: RV-12 07-20-2018, 01:04 PM
Replies: 6
Views: 1,162
Posted By Piper J3
I placed my order this morning for new Rev “D1”...

I placed my order this morning for new Rev “D1” Hub Cover complete with new clamp bolts and washers. $195 + ground UPS shipping. Hub is being shipped this afternoon. Sensenich is putting rush...
Forum: RV-12 07-20-2018, 12:56 PM
Replies: 10
Views: 1,067
Posted By Piper J3
Advise if/when you sell your 2-blade Sensenich.

Advise if/when you sell your 2-blade Sensenich.
Forum: RV-12 07-19-2018, 03:56 PM
Replies: 6
Views: 1,162
Posted By Piper J3
New revision “D1” Hub Cover Half - $195 ea. +...

New revision “D1” Hub Cover Half - $195 ea. + shipping.

I was hoping Sensenich would offer a discount as deficiency is clearly not owner/operator related and extreme failure of affected hubs could...
Forum: RV-12 07-18-2018, 12:54 PM
Replies: 22
Views: 15,080
Posted By Piper J3
Pardon my saying so, but these parts just don't...

Pardon my saying so, but these parts just don't look like enough beef to keep wings from falling off...

http://i68.tinypic.com/29libgw.png
Forum: RV-12 07-18-2018, 11:05 AM
Replies: 102
Views: 11,785
Posted By Piper J3
Just one other thought... sometimes electronics...

Just one other thought... sometimes electronics like to warmed up to a steady state condition and be at ambient temperature before best repeatability and accuracy are attained. I turn on the digital...
Forum: RV-12 07-18-2018, 03:51 AM
Replies: 102
Views: 11,785
Posted By Piper J3
Not so… Refer to Page 07 of Section 47...

Not so… Refer to Page 07 of Section 47 Construction Drawings. The plane does not need to be level at all and can even change angle between measurements.

The prop pitch angle is relative to the...
Forum: RV-12 07-17-2018, 06:41 PM
Replies: 22
Views: 15,080
Posted By Piper J3
You mention the CH601. If I remember correctly,...

You mention the CH601. If I remember correctly, the 601XL had multiple fatalities from in-flight breakup. One aircraft lost a wing in cruise flight and another lost a wing in the traffic pattern. ...
Forum: RV-12 07-17-2018, 02:02 PM
Replies: 102
Views: 11,785
Posted By Piper J3
You replaced just the front plate or entire hub? ...

You replaced just the front plate or entire hub? I believe the hub is machined as a matched assembly with matching serial numbers...
Forum: RV-12 07-17-2018, 02:54 AM
Replies: 102
Views: 11,785
Posted By Piper J3
Letís see if Iíve got this correctÖ reading back...

Letís see if Iíve got this correctÖ reading back through this thread I list three prop hub failures as follows:

ē Robert Liddell - Hub failure in flight with safe landing. Hub sent to Sensenich Ė...
Forum: RV General Discussion/News 07-15-2018, 07:09 PM
Replies: 32
Views: 1,828
Posted By Piper J3
My thoughts and prayers are sent your way. ...

My thoughts and prayers are sent your way.

Many of us, me included, have walked this walk.
Forum: RV-12 07-15-2018, 05:24 PM
Replies: 102
Views: 11,785
Posted By Piper J3
My guess is Sensenich is re-running a Finite...

My guess is Sensenich is re-running a Finite Element Analysis to try to find the mode of failure...
Forum: RV-12 07-15-2018, 10:17 AM
Replies: 102
Views: 11,785
Posted By Piper J3
Iíve been thinking more about addíl prop hub...

Iíve been thinking more about addíl prop hub stresses imposed by the Rotax 912.

Older engines (incl mine) donít have soft-start ignition feature. Maybe more important is the sudden stop when the...
Forum: RV-12 07-15-2018, 02:13 AM
Replies: 102
Views: 11,785
Posted By Piper J3
I made entry in my Prop Log Book that Sensenich...

I made entry in my Prop Log Book that Sensenich SB2016-06A was complied with and also noted TT when next 50 hour inspection was due...
Forum: RV-12 07-14-2018, 03:36 PM
Replies: 102
Views: 11,785
Posted By Piper J3
I complied with Sensenich SB2016-06A today and...

I complied with Sensenich SB2016-06A today and was able to make a good inspection with front spinner plate in-place. 10X magnification and a bright LED flashlight did the trick. As mentioned above,...
Forum: RV-12 07-14-2018, 12:41 PM
Replies: 102
Views: 11,785
Posted By Piper J3
Tom - You should be fine. My guess is you will...

Tom -

You should be fine. My guess is you will receive an rev. "E" Hub which is what is being shipped now. Yes, it is the one pictured with the three small holes aligned with the prop axis. For...
Forum: RV-12 07-14-2018, 06:28 AM
Replies: 102
Views: 11,785
Posted By Piper J3
I wonder if front spinner plate can be modified...

I wonder if front spinner plate can be modified with a little "crescent window" to allow visual inspection without removal?
-
http://i65.tinypic.com/2uy3brt.png
Forum: RV General Discussion/News 07-13-2018, 08:31 AM
Replies: 32
Views: 3,915
Posted By Piper J3
Suggested Name Tags...

So you don't misplace your beer...
-
http://i68.tinypic.com/2052kbs.jpg
Forum: RV-12 07-13-2018, 01:07 AM
Replies: 102
Views: 11,785
Posted By Piper J3
I wrote an email to Sensenich on Weds, July 11...

I wrote an email to Sensenich on Weds, July 11 asking them if they are going to offer a replacement hub if affected by the SB. Late last night I received a reply as follows:

We're working hard on...
Forum: RV-12 07-12-2018, 07:04 PM
Replies: 102
Views: 11,785
Posted By Piper J3
I have set blade pitch on one of the new hubs and...

I have set blade pitch on one of the new hubs and it isn't necessary at all to use the rough-in pins for setting initial pitch - just position blades by hand. So my guess is if one were able to get...
Forum: RV-12 07-12-2018, 06:59 PM
Replies: 102
Views: 11,785
Posted By Piper J3
DHeal - Were you able to inspect the front hub...

DHeal -

Were you able to inspect the front hub per the SB with the front spinner plate remaining in place or did you have to remove six thru bolts, spacers, and then the front spinner plate?
Forum: RV-12 07-12-2018, 10:35 AM
Replies: 102
Views: 11,785
Posted By Piper J3
And I'm thinking that installing the new design...

And I'm thinking that installing the new design hub is most important preventative measure...
Forum: RV-12 07-12-2018, 10:24 AM
Replies: 102
Views: 11,785
Posted By Piper J3
Whoa Nelly... front hub cracked in half and...

Whoa Nelly... front hub cracked in half and blades retained by shear (not tensile) strength of two remaining bolts per blade compounded by increased vibration.

Not a good warm feeling here...
Forum: RV-12 07-12-2018, 09:37 AM
Replies: 102
Views: 11,785
Posted By Piper J3
People keep talking about dynamically balancing...

People keep talking about dynamically balancing prop. Yes, this is good practice but not required by the manufacturer. Prop hub is (should be) designed to withstand significant weight difference in...
Forum: RV-12 07-12-2018, 09:30 AM
Replies: 102
Views: 11,785
Posted By Piper J3
The possibility of a blade departing, when even a...

The possibility of a blade departing, when even a single hub has failed, is too risky for me. Could be manufacturing defect. Could be improper installation. Bottom line is hub design needs to be...
Forum: RV-12 07-12-2018, 09:23 AM
Replies: 33
Views: 6,543
Posted By Piper J3
Your call, but I'd said not good enough. Prop...

Your call, but I'd said not good enough. Prop hub must be leveled each time a blade pitch is measured. Also recheck cabin longeron level each time blade is moved - plane moves when engine is turned...
Forum: RV-12 07-12-2018, 07:15 AM
Replies: 102
Views: 11,785
Posted By Piper J3
I didnít sleep well last night after seeing the...

I didnít sleep well last night after seeing the picture of the broken prop hub and thinking about what could have happened if one blade separated from the hub. The remaining blade would cause...
Forum: RV-12 07-11-2018, 09:40 PM
Replies: 33
Views: 6,543
Posted By Piper J3
Are you using Vans TOOL-00002 Prop Pitch Bracket...

Are you using Vans TOOL-00002 Prop Pitch Bracket per SECTION 47: SPINNER & PROPELLER Page 47-07? I find this tool very easy to use with excellent accuracy and repeatability. Follow instructions...
Forum: RV-12 07-11-2018, 09:24 PM
Replies: 102
Views: 11,785
Posted By Piper J3
There's nothing wrong with the Sensenich 2-Blade...

There's nothing wrong with the Sensenich 2-Blade Ground Adjustable Prop.

I just need assurance that hub isn't going to break.

And what I mean by assurance is not having to look every 50 hours to...
Showing results 1 to 62 of 500

 
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