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Search: Posts Made By: RFSchaller
Forum: RV-12 Today, 10:02 AM
Replies: 10
Views: 1,285
Posted By RFSchaller
Bob, if the float is calibrated for level...

Bob, if the float is calibrated for level attitude why would you care what it reads at 8 degrees nose up?
Forum: RV-12 Yesterday, 11:07 PM
Replies: 23
Views: 1,849
Posted By RFSchaller
Iíve built 4 planes, and I admit that as the...

Iíve built 4 planes, and I admit that as the first flight loomed as a reality instead of a far off dream I got butterflies. In the end I did each first flight and it was an amazing feeling of...
Forum: RV-12 Yesterday, 10:47 PM
Replies: 10
Views: 1,071
Posted By RFSchaller
When I as a newly minted private pilot I landed...

When I as a newly minted private pilot I landed my Cherokee in a 40 Kt wind with about a 15 kt crosswind component. As I taxied in a Cub landed and I was perplexed when three guys ran out and...
Forum: RV-12 06-12-2018, 07:32 PM
Replies: 5
Views: 1,006
Posted By RFSchaller
Naval jelly works well to remove surface rust....

Naval jelly works well to remove surface rust. Should be available at your local hardware store.
Forum: RV-12 06-08-2018, 09:54 AM
Replies: 11
Views: 1,245
Posted By RFSchaller
I took mine through EAA. If you are a member you...

I took mine through EAA. If you are a member you get a little break in price. Check the EAA website for upcoming courses.
Forum: RV-12 06-07-2018, 08:33 PM
Replies: 20
Views: 3,406
Posted By RFSchaller
I would hardly call myself the ROTAX expert, but...

I would hardly call myself the ROTAX expert, but I donít see how prop pitch or spark plugs would affect carb balance.
Forum: RV-12 06-04-2018, 07:14 PM
Replies: 21
Views: 1,978
Posted By RFSchaller
My thought is to run a cable from the positive...

My thought is to run a cable from the positive battery terminal through the firewall and install a post on the tunnel under the instrument panel that I can clip the alligator clamp and connect the...
Forum: RV-12 06-02-2018, 09:32 PM
Replies: 18
Views: 2,836
Posted By RFSchaller
The only time Iíve experienced weak brakes was...

The only time Iíve experienced weak brakes was right after replacing brake pads before the conditioning runs. Have you checked for any possible contamination in the brake pads like brake fluid?
Forum: RV-12 06-02-2018, 09:27 PM
Replies: 21
Views: 1,978
Posted By RFSchaller
A big concern out here in the AZ summer not...

A big concern out here in the AZ summer not leaving the jumper battery in direct sunlight where it can overheat. I carry one in my car and it has started me twice when the main battery gave up the...
Forum: RV-12 06-01-2018, 10:33 PM
Replies: 21
Views: 1,978
Posted By RFSchaller
Iíve been thinking about a similar rig, but Iím...

Iíve been thinking about a similar rig, but Iím trying to figure out he best location for a positive post so I can jump it from the cockpit.
Forum: RV-12 05-31-2018, 08:00 PM
Replies: 18
Views: 2,836
Posted By RFSchaller
Exceed the POH limits and you become a test pilot...

Exceed the POH limits and you become a test pilot as I tell my students. As Dirty Harry would say, ďDo you feel lucky?Ē
Forum: RV-12 05-29-2018, 08:05 PM
Replies: 3
Views: 635
Posted By RFSchaller
What does it do on the ground when you run it and...

What does it do on the ground when you run it and donít have the fuse in? No or low fuel pressure would suggest a failed engine driven pump. If the pressure comes back with the fuse back in it would...
Forum: RV-12 05-27-2018, 07:48 PM
Replies: 10
Views: 1,242
Posted By RFSchaller
Thanks, Tony. At 67 I have to ask myself how much...

Thanks, Tony. At 67 I have to ask myself how much longer I will I be flying and is it worth the effort for that time. Sucks to view things through that lens, but as an engineer I am above all things...
Forum: RV-12 05-26-2018, 07:58 PM
Replies: 10
Views: 1,242
Posted By RFSchaller
Swapping to Skyview sounds a bit daunting with...

Swapping to Skyview sounds a bit daunting with all the custom wire looms. Is there an interface harness to simplify the connections?
Forum: RV-12 05-25-2018, 07:58 PM
Replies: 7
Views: 1,696
Posted By RFSchaller
I have had fairings on my plane since it was...

I have had fairings on my plane since it was licensed in 2012, and they look great, but itís a pain to check pressure or add air, so I plan on removing them at next oil change when I usually go...
Forum: RV-12 05-19-2018, 08:34 PM
Replies: 7
Views: 1,298
Posted By RFSchaller
Mine stopped working ó- canít say I miss it!😜

Mine stopped working ó- canít say I miss it!😜
Forum: RV-12 05-19-2018, 08:31 PM
Replies: 22
Views: 2,531
Posted By RFSchaller
Is this an initial startup, or did the problem...

Is this an initial startup, or did the problem develop. Initial startup after construction suggests a wiring error or wiring damage (cut though insulation to ground?). If it developed at least you...
Forum: RV-12 05-13-2018, 10:57 PM
Replies: 9
Views: 1,176
Posted By RFSchaller
My first annual I found one poly sleeve detached...

My first annual I found one poly sleeve detached on one cable. I reattached it with safety wire and never had any other issues with the cables after 6 years and 720 hours.
Forum: RV-12 05-11-2018, 08:19 PM
Replies: 4
Views: 916
Posted By RFSchaller
Get a pneumatic rivet gun and an offset ivet set...

Get a pneumatic rivet gun and an offset ivet set to drive them.
Forum: RV-12 05-07-2018, 08:32 PM
Replies: 6
Views: 1,222
Posted By RFSchaller
I have been flying in PHX summer since 2012. I...

I have been flying in PHX summer since 2012. I routinely see 234F climbing out. I end up pausing at each 2000 FT to throttle back to 4800 RPM to cool back down below 230F before the next 2000 FT step...
Forum: RV-12 05-07-2018, 10:55 AM
Replies: 7
Views: 2,663
Posted By RFSchaller
The serial number suggests it had the D180...

The serial number suggests it had the D180 EFIS/EMS. Doesnít it include a data logger? I wonder why that info wasnít included.
Forum: RV-12 05-04-2018, 09:07 PM
Replies: 11
Views: 1,527
Posted By RFSchaller
Jim, The jump I was referring to was during the...

Jim,
The jump I was referring to was during the vapor lock, not the increase due to increased return flow.

Rich
Forum: RV-12 05-04-2018, 11:15 AM
Replies: 11
Views: 1,527
Posted By RFSchaller
I have a switched pump too. I see fuel flow go up...

I have a switched pump too. I see fuel flow go up about 1 GPH when I turn it on.

I had the same symptoms last summer without the gas smell. It turned out to be vapor lock from old auto gas. I...
Forum: RV-12 05-04-2018, 11:09 AM
Replies: 55
Views: 18,683
Posted By RFSchaller
Brent, I agree it is certainly not a...

Brent, I agree it is certainly not a comprehensive sample from which positive conclusions can be made. Thatís why I thought it would be helpful to know if the Vans prototype had bracket failures....
Forum: RV-12 05-03-2018, 03:37 PM
Replies: 55
Views: 18,683
Posted By RFSchaller
Brad, everything you said about vibration causes...

Brad, everything you said about vibration causes is correct. However, what does not make sense to me is that all LSA models with 912s should have the same issues, but from the two ROTAX mechanics I...
Forum: RV-12 05-01-2018, 09:18 PM
Replies: 55
Views: 18,683
Posted By RFSchaller
My German cousin is a ROTAX mechanic. He got me a...

My German cousin is a ROTAX mechanic. He got me a couple of replacement brackets, and he said this issue is not common to other aircraft types. Seems weird we are so ďblessedĒ in the RV-12 world.

I...
Forum: RV-12 05-01-2018, 09:13 PM
Replies: 16
Views: 2,626
Posted By RFSchaller
When I was a junior naval officer they told us...

When I was a junior naval officer they told us donít discuss women, politics or religion at the ward room table. Probably a good rule for Internet blogs too!😜
Forum: RV-12 04-28-2018, 07:42 PM
Replies: 16
Views: 2,626
Posted By RFSchaller
FORMER colony! ó- We won fair and square!😝

FORMER colony! ó- We won fair and square!😝
Forum: RV-12 04-27-2018, 07:45 PM
Replies: 16
Views: 2,626
Posted By RFSchaller
Defined in my Navy Nuke days as the finest...

Defined in my Navy Nuke days as the finest discernible adjustment possible!😜
Forum: RV-12 04-27-2018, 07:39 PM
Replies: 163
Views: 31,824
Posted By RFSchaller
I have had some success putting a magnet on the...

I have had some success putting a magnet on the bolt head after partial insertion and getting the washer to stay put on the bolt shank. This job needs all the tricks!
Forum: RV-12 04-23-2018, 08:17 PM
Replies: 10
Views: 1,285
Posted By RFSchaller
My personal limit is 5 gallons, but I flew it to...

My personal limit is 5 gallons, but I flew it to 4 before annual to simplify draining the tank for removal at annual. The nice thing is that my fuel level sensor is extremely accurate at low levels.
Forum: RV-12 04-23-2018, 08:13 PM
Replies: 3
Views: 868
Posted By RFSchaller
I had a lot of crazing on my lexan rear window,...

I had a lot of crazing on my lexan rear window, so at 5 years I decided to bite the bullet and do the aileron bellcrank, window and baggage bulkhead split mods all in one annual. After 18 months I am...
Forum: RV-12 04-23-2018, 08:07 PM
Replies: 13
Views: 2,085
Posted By RFSchaller
Chris, My first project was a WAR half size...

Chris,

My first project was a WAR half size FW-190 that was a wood structure with fiberglass over it. In those days (early 90ís) the epoxy resin was horrible. I acquired the epoxy allergy about half...
Forum: RV-12 04-21-2018, 07:48 PM
Replies: 10
Views: 2,145
Posted By RFSchaller
When I cut a cable I thread it through the...

When I cut a cable I thread it through the attachment and then put heat shrink over the cut point. Then causing cable cutters I cut in the middle of the heat shrink for a nice clean end.
Forum: RV-12 04-17-2018, 07:35 PM
Replies: 11
Views: 1,628
Posted By RFSchaller
Wow, John! I thought I had bragging rights with...

Wow, John! I thought I had bragging rights with 700 HRs on mine, but now ďIím not worthy!Ē😜

Congratulations!
Forum: RV-12 04-12-2018, 11:02 PM
Replies: 14
Views: 3,896
Posted By RFSchaller
I just built a spreadsheet in Excel and use it.

I just built a spreadsheet in Excel and use it.
Forum: RV-12 04-08-2018, 06:18 PM
Replies: 163
Views: 31,824
Posted By RFSchaller
Seems like steel and aluminum are in contact at...

Seems like steel and aluminum are in contact at many points in an aircraft. Iíve never heard of it being a problem. Has anyone else?
Forum: RV-12 03-27-2018, 07:43 PM
Replies: 55
Views: 18,683
Posted By RFSchaller
FYI my prop was dynamically balanced and the...

FYI my prop was dynamically balanced and the little bugger still broke!
Forum: RV-12 03-23-2018, 08:13 PM
Replies: 18
Views: 2,893
Posted By RFSchaller
No, a Cherokee. I mentioned it only because it...

No, a Cherokee. I mentioned it only because it was a life lesson in not jumping to conclusions.
Forum: RV-12 03-23-2018, 10:22 AM
Replies: 18
Views: 2,893
Posted By RFSchaller
Beware of assuming throttle cable resistance is...

Beware of assuming throttle cable resistance is just a lube problem. One annual I listed a hard to move throttle as a squawk. Turned out that the cable strands had broke and balled up inside the...
Forum: RV-12 03-21-2018, 08:02 PM
Replies: 55
Views: 18,683
Posted By RFSchaller
Thanks, Brad. None of the suggestions are an...

Thanks, Brad. None of the suggestions are an obvious problem. I wonder if there are many RV12 owners who have experienced this. As I said my cousin, the ROTAX mechanic says he has not seen it as a...
Forum: RV-12 03-21-2018, 07:50 PM
Replies: 41
Views: 5,305
Posted By RFSchaller
Iím tempting the electrical gods here, but V/R...

Iím tempting the electrical gods here, but V/R failure has not been a huge problem for me. I replaced one at about 300 Hours based on a low voltage alarm after start. I now have 400 hours on the...
Forum: RV-12 03-20-2018, 05:20 PM
Replies: 55
Views: 18,683
Posted By RFSchaller
My German cousin is a light sport mechanic in...

My German cousin is a light sport mechanic in Germany. I asked him if the failure of the coil bracket is common, and he said he has not seen any. It's not obvious to me as to why this would be an...
Forum: RV-12 03-20-2018, 05:09 PM
Replies: 16
Views: 1,748
Posted By RFSchaller
If you don't have Nav lights the Nav light...

If you don't have Nav lights the Nav light circuit works great for the fuel pump. I did mine that way about 5 years ago and haven't regretted it. I took the old fuel pump power and put it to a new...
Forum: RV-12 03-15-2018, 10:06 PM
Replies: 30
Views: 7,400
Posted By RFSchaller
John, In the first 200 hours of operation my...

John,

In the first 200 hours of operation my engine was smooth at all RPM. Then it developed a slight roughness when I pull back the power to idle for descent and landing. Iíve swapped out my spark...
Forum: RV-12 03-12-2018, 08:46 PM
Replies: 55
Views: 18,683
Posted By RFSchaller
Well, two years later in annual my bracket was...

Well, two years later in annual my bracket was cracked again. Again I made a beefier bracket out of 3/16Ē aluminum. My guess is Iíll be addressing this again in the future. Has anybody found a final...
Forum: RV-12 03-12-2018, 08:40 PM
Replies: 41
Views: 10,216
Posted By RFSchaller
This was tough to do without loosening the...

This was tough to do without loosening the mounting bolts, but with an endoscope I was able to see the top little bit of the markings.
Forum: RV-12 03-12-2018, 08:37 PM
Replies: 15
Views: 2,915
Posted By RFSchaller
Regulation - the fifth force involved in flight...

Regulation - the fifth force involved in flight óó usually along the same axis as drag!😝
Forum: RV-12 03-12-2018, 08:33 PM
Replies: 163
Views: 31,824
Posted By RFSchaller
I got the bolts in from the top using forceps to...

I got the bolts in from the top using forceps to get them into the hole. I set up my endoscope so I had a good view to manipulate the bolts. It also helps to chamfer the last 1/8Ē of the bolts so you...
Forum: RV-12 03-10-2018, 08:11 PM
Replies: 15
Views: 2,915
Posted By RFSchaller
Before you go changing any placards check your...

Before you go changing any placards check your operating limits. As I recall the wording of the warning is included. My DAR took pictures of the nameplate and placards, so Iím leaving them alone...
Forum: RV-12 03-09-2018, 09:31 PM
Replies: 15
Views: 2,915
Posted By RFSchaller
Read the warning labels on household products if...

Read the warning labels on household products if you really want a scare!😁
Forum: RV-12 03-09-2018, 09:27 PM
Replies: 163
Views: 31,824
Posted By RFSchaller
I got the stab back on today and the end of...

I got the stab back on today and the end of travel seemed ďsquishyĒ. Then I realized the issue brought up here about the fairing interference was the problem. The fairing was stopping the stab travel...
Forum: RV-12 03-05-2018, 08:27 PM
Replies: 163
Views: 31,824
Posted By RFSchaller
I finished the mod today, and now need to...

I finished the mod today, and now need to reinstall the stabilator. I see what you mean, John. The gussets would be tough if not impossible to install after the stab is back on. I really hate messing...
Forum: RV-12 03-04-2018, 08:51 PM
Replies: 163
Views: 31,824
Posted By RFSchaller
I havenít got to thes skin doublets yet. Would it...

I havenít got to thes skin doublets yet. Would it be easier to put the stabilator back on and then install the skin doublets?
Forum: RV-12 02-28-2018, 08:24 PM
Replies: 62
Views: 7,752
Posted By RFSchaller
I had a really tough paint to remove. I went to...

I had a really tough paint to remove. I went to Home Depot and asked for their strongest stripper to deal with polyurethane paint. Works pretty well, but you have to use several applications. On the...
Forum: RV-12 02-26-2018, 09:14 PM
Replies: 27
Views: 3,137
Posted By RFSchaller
Is gas stealing really a concern? Dude where do...

Is gas stealing really a concern? Dude where do you live!😜

I guess I canít throw stones. I thought I lived in a nice neighborhood until one day the DEA knocked at my door and asked if they could...
Forum: RV-12 02-26-2018, 09:08 PM
Replies: 163
Views: 31,824
Posted By RFSchaller
Oops, sorry, I meant that post to be on the HS...

Oops, sorry, I meant that post to be on the HS spar crack mod thread. Senior moment, I guess!
Forum: RV-12 02-26-2018, 09:06 PM
Replies: 62
Views: 7,752
Posted By RFSchaller
Iím just starting the mod. A couple of things I...

Iím just starting the mod. A couple of things I noted:

1. I only loosened one control cable turnbuckle which I hope will allow me to reconnect with only having to wrestle in one set of turnbuckle...
Forum: RV-12 02-24-2018, 10:23 PM
Replies: 8
Views: 1,308
Posted By RFSchaller
I helped a guy fix his. It was actually a bad...

I helped a guy fix his. It was actually a bad reed switch, so I recommend putting a strong magnet up against the switch first to be sure itís not magnet position that is causing the issue.
Forum: RV-12 02-24-2018, 10:20 PM
Replies: 163
Views: 31,824
Posted By RFSchaller
Iím not going to bother with looking for racks,...

Iím not going to bother with looking for racks, just install the fix. If you find cracks the solution is the fix, so whatís the point in inspecting if you just put in the mod?
Forum: RV-12 02-20-2018, 07:35 PM
Replies: 163
Views: 31,824
Posted By RFSchaller
About a year ago like a dummy I pushed my 12 back...

About a year ago like a dummy I pushed my 12 back into the hangar without first removing my car. CRUNCH on one AST. Well at least thatís one AST with the new ribs!:D
Forum: RV-12 02-16-2018, 06:47 PM
Replies: 9
Views: 1,563
Posted By RFSchaller
Labor intensive SBs are always frustrating, but...

Labor intensive SBs are always frustrating, but itís still a great airplane and my all up costs are a third of my Cherokee 180 hourly cost. Iíve fortunately dodged some expensive ADs on my Cherokee...
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