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Search: Posts Made By: JBPILOT
Forum: RV-12/RV-12iS 04-22-2019, 03:28 PM
Replies: 330
Views: 314,522
Posted By JBPILOT
One person Lower Cowl Holder

http://i68.tinypic.com/152fj7p.jpg

I may have posted this some time back, but was thinking about it today after I used it. I hook the heavy wire on the lowest hinge loop of the upper hinge, and you...
Forum: RV-12/RV-12iS 04-14-2019, 02:50 PM
Replies: 10
Views: 679
Posted By JBPILOT
Mark -

Shutoff is before flow sender. Don't have to drain it. Shut off flow, drain gascolator, pull sender.
Forum: RV-12/RV-12iS 04-14-2019, 05:09 AM
Replies: 10
Views: 679
Posted By JBPILOT
I have done it 3 times I think - -

Just remove it and fill it 3/4 full of carb cleaner. Shake it as hard as you can for maybe 2 - 3 minutes. What I found last time is, after you dump it out, fill it 3/4 with WD-40 and shake it some...
Forum: RV-12/RV-12iS 04-12-2019, 06:48 AM
Replies: 30
Views: 3,605
Posted By JBPILOT
Dave - -

If you really want to spend some time, set it up like I did and see what it reads in the air. Also, what happens at different RPM's. Just reboot ( in the air ), and test at whatever rpm's. ...
Forum: RV-12/RV-12iS 04-11-2019, 08:35 PM
Replies: 30
Views: 3,605
Posted By JBPILOT
Dave -

Maybe it is an issue with my plane. That is why I wanted to hear from others. When at lower rpm's, my plane will sit fairly firmly. Once I get to 4500 and up, it just moves. It will not sit...
Forum: RV-12/RV-12iS 04-11-2019, 05:53 PM
Replies: 30
Views: 3,605
Posted By JBPILOT
Well Dave - I'll try - -

1. A bunch. Had a friend help me do the "on ground" balance, and I think we both felt it was good. Took 10.5G at spinner screws to make it say 'good' again.
2. Too much time passed. Don't...
Forum: RV-12/RV-12iS 04-11-2019, 09:13 AM
Replies: 30
Views: 3,605
Posted By JBPILOT
Hope this does not open a large can of worms - but -

I am part owner of a Prop Balancer. I was having problems getting a good balance. This very light plane would just dance around if you tried to get the throttle up to max static rpm's. It caused...
Forum: RV-12/RV-12iS 03-18-2019, 01:12 PM
Replies: 10
Views: 1,387
Posted By JBPILOT
Oil Therm

Hi Pat. I developed the first oil therm ( using Thermostassis ), and it has been great. It cuts down warmup time by a bunch. I can start engine, and start taxiing right away, and be at needed...
Forum: RV-12/RV-12iS 03-17-2019, 02:54 PM
Replies: 10
Views: 1,387
Posted By JBPILOT
RV-12 1300 Hours

I do check my Carb balance at least once a year. Seems very stable after this many years, which I would expect.

Have prop set to .1 degree also. Always has had a vibration RPM about mid-range. ...
Forum: RV-12/RV-12iS 03-17-2019, 07:40 AM
Replies: 10
Views: 1,387
Posted By JBPILOT
RV-12 912ULS history with 1300 hours

1. Had to replace both original 'Green Stripe' Ign Modules. Both failed between 400 - 500 hours. Went to new Yellow Stripe 'soft-start' modules.

2. Always used Aeroshell Sport plus 4, and ALWAYS...
Forum: RV-12/RV-12iS 03-16-2019, 02:57 PM
Replies: 10
Views: 1,387
Posted By JBPILOT
MILESTONE RV-12 1300 hours

http://i67.tinypic.com/13zn4tw.jpg

Been a terrible winter. First flight in 2 full months. Almost forgot to take pic.
Forum: RV-12/RV-12iS 01-26-2019, 12:24 PM
Replies: 9
Views: 1,294
Posted By JBPILOT
True - -

I pop mine off and put in case and store it away from light and heat. Works ok then.
Forum: RV-12/RV-12iS 01-26-2019, 06:28 AM
Replies: 9
Views: 1,294
Posted By JBPILOT
IPad Pro 9.7"

http://i63.tinypic.com/2qch6rk.jpg

This pic was first build. I have correct 9.7" EZ-roller mount now. My pic was to prove in direct sunlight flying, it works very well.
Forum: RV-12/RV-12iS 01-23-2019, 06:43 AM
Replies: 8
Views: 984
Posted By JBPILOT
Just for note - -

I recently replaced my first one at over 1,100 hours. I did have connection issues a couple time thru the years.
Forum: RV-12/RV-12iS 01-21-2019, 06:21 PM
Replies: 23
Views: 2,839
Posted By JBPILOT
Well - been a while - -

had to go back and see if I had them on the bottom. Found a pic where they are on bottom. Sorry - Carry on.
Forum: RV-12/RV-12iS 01-21-2019, 05:46 PM
Replies: 59
Views: 15,215
Posted By JBPILOT
'C' clamp method - -

I just put the 'C' clamps on tight so they don't move ( thus H D ). You will get a little surface mark, but nothing serious. I then use a ratchet type tie-down between them ( all on the inside ),...
Forum: RV-12/RV-12iS 01-21-2019, 11:38 AM
Replies: 23
Views: 2,839
Posted By JBPILOT
Hmmmmmm - -

Just another note : It appears in the last pics you posted, you have the H S upside down. The plates go on top of the H S. Double check that please.
Forum: RV-12/RV-12iS 01-21-2019, 10:40 AM
Replies: 59
Views: 15,215
Posted By JBPILOT
Yet another option - -

I like the tailpipe expander method, but have also done the following.

Put a strong 'C' clamp on the top of each spar INSIDE and use a tie down ratchet to pull them together. Very fast and easy.
Forum: RV-12/RV-12iS 01-21-2019, 06:33 AM
Replies: 23
Views: 2,839
Posted By JBPILOT
Hey Rob - -

Can you take another pic with the plate as in first pic, but much further away from it. Need to see the entire H S if possible. Thanks.
Forum: RV-12/RV-12iS 01-08-2019, 07:51 AM
Replies: 8
Views: 1,637
Posted By JBPILOT
This is a lockable control cable

https://www.oreillyauto.com/detail/b/dorman-help--4422/agriculture-hd-parts---accessories-19818/agricultural---construction-20126/hardware---assortments-20140/cables---cable-stops-17559/d4841813c3ce/d...
Forum: ADS-B 01-08-2019, 07:31 AM
Replies: 24
Views: 3,021
Posted By JBPILOT
My experience - -

http://i64.tinypic.com/zsvf4i.png

This was a recent trip to Janesville Wisc. I am using an iPad pro 10". I backed out the screen so I could see all the traffic. For this part of the country,...
Forum: RV-12/RV-12iS 01-06-2019, 06:15 PM
Replies: 17
Views: 2,354
Posted By JBPILOT
Thanks Dale - -

Best mod I have done so far. Force the CHT's up to 205 - 210, and you will have lots of heat.
Forum: RV-12/RV-12iS 12-23-2018, 06:56 PM
Replies: 4
Views: 1,045
Posted By JBPILOT
I'd respond this way - -

Soft-start became standard several years ago. Also changed the flywheel after that to further help prevent starter sprag problems. That indicates Rotax considers it important. Either 'fix' is...
Forum: RV-12/RV-12iS 12-17-2018, 05:51 AM
Replies: 7
Views: 1,157
Posted By JBPILOT
I want to post the latest with my Flow-Scan - -

In the last 9 years I have had a problem with mine slowing and stopping I think 3 times. The Flow-Scan people said to wash it out with carb cleaner. That worked twice, but did not last time, so I...
Forum: RV-12/RV-12iS 12-13-2018, 10:41 AM
Replies: 28
Views: 2,424
Posted By JBPILOT
Thanks Joe - -

That is what I stated back on post #5. Never a problem again. Can cut or unsolder them if needed at some point. A pain when the indicator is moving around.
Forum: RV-12/RV-12iS 12-07-2018, 06:23 AM
Replies: 31
Views: 8,324
Posted By JBPILOT
Oil Therm - -

This was one of my first invented mods. It absolutely works, and very well. Many people copied my design, and now it is available as a kit from a USA supplier.

Another invention was my "Heater...
Forum: RV-12/RV-12iS 12-07-2018, 06:15 AM
Replies: 28
Views: 4,231
Posted By JBPILOT
Hi John --

Which prop hub front did you install - D1 or F ? I understand that you can install the blades 'in' a little from where they should be with the 'F' hub. I think it has been discussed that after the...
Forum: RV-12/RV-12iS 12-05-2018, 08:10 PM
Replies: 28
Views: 2,424
Posted By JBPILOT
Bob - -

If I understand your issue, when I have had a problem with the indicator moving up and down without input, it has always been the connections at the tail. After 2 or 3 times in 9 years, I soldered...
Forum: RV General Discussion/News 12-04-2018, 09:38 AM
Replies: 8
Views: 816
Posted By JBPILOT
My experience - -

I have had to re-do my RV-12 tank several times as an early builder. ( removing the plastic window, mounting mods, vent tube, etc ). I have found that if I use the 2 hour set sealant from Vans, and...
Forum: RV-12/RV-12iS 10-10-2018, 05:59 AM
Replies: 7
Views: 1,061
Posted By JBPILOT
Just my thoughts - -

It is fast and easy to take the top off the tank. A thin blade scraper and a hammer will take the top off in about 5 mins after you drill out the old rivets. Work from the corners to the center of...
Forum: RV-12/RV-12iS 10-02-2018, 05:53 AM
Replies: 20
Views: 2,613
Posted By JBPILOT
I did mine - -

Since you don't know where the trim should be set for sure, be very sure it is working properly before actual first flight. You will need to adjust it once the wheels come off the runway. First...
Forum: RV-12/RV-12iS 09-23-2018, 06:23 AM
Replies: 17
Views: 2,238
Posted By JBPILOT
Tom O - - -

Flew yesterday a couple hundred miles with our group. Still running the same as when new. Sucks down terrible amounts of oil. So bad, that it will use over a pint in 100 hours ! ! ! ! ! Great...
Forum: RV-12/RV-12iS 09-22-2018, 05:59 AM
Replies: 17
Views: 2,238
Posted By JBPILOT
Since 'new' - -

Oct 2009 = 1,254.3 hours.
Forum: RV-12/RV-12iS 09-06-2018, 06:27 AM
Replies: 13
Views: 3,177
Posted By JBPILOT
Steve- -

When mine failed last time, it did the same as yours. Indicator went to bottom. If it was working at some point, then you just need better connections at the connector(s). There is enough wire...
Forum: RV-12/RV-12iS 09-05-2018, 08:40 PM
Replies: 13
Views: 3,177
Posted By JBPILOT
Wire crimping - -

is the likely issue. I have done mine maybe 3 times in 9 years. Those tiny wires are hard to get perfect crimps. I went against the instructions and soldered mine this year. Works perfect now. ...
Forum: ADS-B 08-24-2018, 02:36 PM
Replies: 15
Views: 3,198
Posted By JBPILOT
Me too - -

Last week I had one at 1570 kts at 25,000'. Not on screen long for sure.
Forum: Traditional Aircraft Engines 08-08-2018, 08:59 AM
Replies: 10
Views: 1,085
Posted By JBPILOT
Just a note - -

The other style flow sensor I have been able to get working again with instructions from the vendor. Take it out and fill it half full of CARB CLEANER, and shake it a bunch and wash it out with gas...
Forum: RV-12/RV-12iS 08-06-2018, 06:17 AM
Replies: 145
Views: 25,606
Posted By JBPILOT
Jim - -

Did you take pic of it. Look any different ? Thanks.
Forum: ADS-B 07-30-2018, 01:06 PM
Replies: 229
Views: 39,314
Posted By JBPILOT
Spoke with Uavionix at OSH - -

They said only one person has sent data for them to look at regarding dropping targets. For those waiting for an update, it may not happen unless they get more data. If the info they gave me is...
Forum: RV General Discussion/News 07-05-2018, 12:10 PM
Replies: 13
Views: 2,569
Posted By JBPILOT
Another idea - -

I have had a problem with the other version. I spoke to mfgr. A good tech said to remove it and fill it half full of carb cleaner and shake the snot out of it and then blow out with low pressure. ...
Forum: RV-10 06-09-2018, 05:46 PM
Replies: 36
Views: 4,476
Posted By JBPILOT
My experience - -

I have the Flow-Scan. I called the factory, and a great guy said to : " Take it out and put Carb cleaner in it and shake it for a minute, then wash it out with gas or another fluid " It worked. ...
Forum: RV-12/RV-12iS 05-31-2018, 08:22 PM
Replies: 78
Views: 13,762
Posted By JBPILOT
Even more comments - -

Try to get a ride with a very experienced RV-12 pilot. It flies much better with two in it, but you will get the idea if it is gusty and more than 15kts.
Forum: RV-12/RV-12iS 05-31-2018, 04:34 PM
Replies: 78
Views: 13,762
Posted By JBPILOT
More comments - -

The RV-12 is light enough, that just about the time you think you are going to touch down, a slight puff of wind will have you back up - and quickly. I have developed the habit of taking the flaps...
Forum: RV-12/RV-12iS 05-31-2018, 11:58 AM
Replies: 78
Views: 13,762
Posted By JBPILOT
My experience - -

With an RV-12 - work your way up very slowly until you know where you are comfortable. A 10kt 90 degree crosswind can be a real surprise in a very light plane. I have over 1,200 hours in my RV-12....
Forum: RV-12/RV-12iS 05-21-2018, 10:41 AM
Replies: 8
Views: 1,920
Posted By JBPILOT
At a quick glance - -

Looks like you could bend the spring connection loop closer to the exhaust and gain some clearance.
Forum: RV-12/RV-12iS 05-04-2018, 08:32 AM
Replies: 11
Views: 2,433
Posted By JBPILOT
Questions - -

When sitting on the ground, what is the flow reading with elec pump on and off ?
Forum: RV General Discussion/News 05-03-2018, 08:58 PM
Replies: 8
Views: 1,365
Posted By JBPILOT
IPad Pro Sunlight

http://i63.tinypic.com/2qch6rk.jpg

I have been satisfied with the IPad Pro. Can read it as well as the other displays
Forum: RV-12/RV-12iS 04-17-2018, 04:54 PM
Replies: 11
Views: 2,577
Posted By JBPILOT
Robert - -

Good to hear how others live. I guess with that, I appreciate that part of my area. We have another snow storm for tonight and tomorrow. I would give up a few airports for some better weather...
Forum: RV-12/RV-12iS 04-17-2018, 03:48 PM
Replies: 11
Views: 2,577
Posted By JBPILOT
Thanks Scott - -

I am the Flyout Coordinator for our EAA chapter in Waterloo, Iowa. I schedule about 75 Flyouts per year. Most are less than 125 miles one way. It is some work for me, but I get as much enjoyment...
Forum: RV-12/RV-12iS 04-17-2018, 01:35 PM
Replies: 11
Views: 2,577
Posted By JBPILOT
MILESTONE - today

http://i66.tinypic.com/2r5sqci.jpg

Still running very well.
Forum: RV-12/RV-12iS 03-26-2018, 12:02 PM
Replies: 8
Views: 2,689
Posted By JBPILOT
Some experience with these issues - -

I would start with taking the rear floor tunnel covers off. ( yes, may be lots of work if tank has to be removed ). I worked on one that had been set up completely wrong. If you have the builder...
Forum: RV-12/RV-12iS 03-07-2018, 07:40 AM
Replies: 5
Views: 1,043
Posted By JBPILOT
THANKS Dave - -

When any issues come up, I would like to have a spare D-180 mother board to look at, at home, before having to remove and take back to the airport and try it again. I have had 3 - 4 times that it...
Forum: RV-12/RV-12iS 03-05-2018, 05:57 AM
Replies: 162
Views: 39,330
Posted By JBPILOT
Hmmm --

Don't think you could. Solid squeezed rivets would be hard to do. Flange to rivet to would still be there. I better say no you can't. Having smaller hands will help. Just not a fun job.
Forum: RV-12/RV-12iS 03-04-2018, 12:54 PM
Replies: 162
Views: 39,330
Posted By JBPILOT
ME TOO - -

Just finished an hour ago. Was able to pull on cable enough to get hooked up again. Not easy, but doable. Agree, it certainly strengthened the hinges. Getting the two main bolts back in is not...
Forum: RV-12/RV-12iS 02-09-2018, 12:29 PM
Replies: 19
Views: 3,226
Posted By JBPILOT
Same here - -

Right Front top of cyl, coolant elbow 'O' ring.
Forum: RV-12/RV-12iS 01-25-2018, 09:11 AM
Replies: 37
Views: 7,039
Posted By JBPILOT
Oil Therm Testing

https://youtu.be/BF_uqyqRJRg

My 205 Thermostassis element was getting tired I think. I installed a new one. Sorry about the video. Hard to fly and hold a phone etc. It is again working like it...
Forum: RV-12/RV-12iS 01-16-2018, 12:00 PM
Replies: 31
Views: 7,988
Posted By JBPILOT
Sorry - -

Should have said 'C' clamp. Likely better understood.
Forum: RV-12/RV-12iS 01-15-2018, 06:18 PM
Replies: 31
Views: 7,988
Posted By JBPILOT
Another method - -

If you clamp a 2" screw clamp on each spar and use a tie-down or such to draw them together it works well and no pounding on pins.
Forum: RV-12/RV-12iS 01-12-2018, 04:13 PM
Replies: 9
Views: 1,647
Posted By JBPILOT
This works well - -

http://i68.tinypic.com/29yob5y.jpg

I put this on several years ago. RTV about every 6" on inside. Can remove easy.
Forum: RV-12/RV-12iS 12-25-2017, 04:15 PM
Replies: 9
Views: 2,498
Posted By JBPILOT
Just a thought - -

If you are at 80kts, they will be stiff until you get down to say 65 kts. They should move easier as you slow down.
Forum: RV-12/RV-12iS 12-13-2017, 04:24 PM
Replies: 150
Views: 25,707
Posted By JBPILOT
Justy asking - -

Did you take a sample of the fuel to an independent analyzer to verify it was at least 91 ?
Forum: RV-12/RV-12iS 12-09-2017, 10:41 AM
Replies: 37
Views: 7,039
Posted By JBPILOT
Scott - -

If throttle is greatly reduced in cold, very cold, weather, the temps will back back down until the therm opens up and no oil goes thru the cooler. In moderate or warm weather, it will not change as...
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