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Search: Posts Made By: plehrke
Forum: Alternative Engines 06-16-2022, 06:56 AM
Replies: 42
Views: 3,658
Posted By plehrke
Why has Continental not been a player in the RV...

Why has Continental not been a player in the RV world?

Would Lycoming ever look into what business case would warrant putting a brand new design in development? Maybe due to push for electric...
Forum: VAF Classifieds (posts in here deleted after 30 days) 06-11-2022, 09:00 AM
Replies: 14
Views: 2,317
Posted By plehrke
Completely agree. When I am ready to give up my...

Completely agree.

When I am ready to give up my RV it will have quite a few hours on the airframe, engine will be ready for overhaul, and most likely The avionics will be very dated (since as I age...
Forum: RV-12/RV-12iS 06-11-2022, 08:52 AM
Replies: 8
Views: 973
Posted By plehrke
I like to have any safety alert to have minimal...

I like to have any safety alert to have minimal threads that would cause failure to alert me of issue. Therefore I want my CO alert system to be stand alone and not dependent on my EFIS functioning...
Forum: RV General Discussion/News 06-11-2022, 07:26 AM
Replies: 38
Views: 3,716
Posted By plehrke
Check everything in the flap retraction system....

Check everything in the flap retraction system. Actuators, Push rods, weldments, bearings, bolts. Look for anything that looks bent and any type of freeplay. Your vibration could be the flap flapping...
Forum: RV General Discussion/News 06-05-2022, 10:04 AM
Replies: 5
Views: 811
Posted By plehrke
I installed two fans, left and right. Use them...

I installed two fans, left and right. Use them even in summer to pull air from behind panel for avionics cooling, not that is really needed.
Forum: RV Building Tips/Techniques 06-02-2022, 04:27 AM
Replies: 6
Views: 680
Posted By plehrke
You can always use trigonometry with a bubble...

You can always use trigonometry with a bubble level. If your bubble level is 2 ft long then 10 degrees is sin(10 deg)x24”=4.168” or 4 5/32 inches deflection at end of 24” level.
Forum: RV Building Tips/Techniques 05-27-2022, 08:07 AM
Replies: 14
Views: 1,546
Posted By plehrke
Good info. I can see adjustment as described by...

Good info. I can see adjustment as described by shaving a bit on nut face to get to fit tight, but loose, initially.
I Don’t know where the wear would come from as only relative motion should be in...
Forum: RV General Discussion/News 05-23-2022, 03:42 AM
Replies: 30
Views: 3,741
Posted By plehrke
No need to beat them into submission as they are...

No need to beat them into submission as they are pretty well adapted to go the way of least resistance. Really the electrons are beating you into submission to go the way you want them to go. :) ...
Forum: RV General Discussion/News 05-21-2022, 06:50 AM
Replies: 35
Views: 6,356
Posted By plehrke
I think that is the very definition of...

I think that is the very definition of Experimental- Amateur Built.
Forum: RV General Discussion/News 05-21-2022, 04:17 AM
Replies: 46
Views: 5,192
Posted By plehrke
A good place to interject that is why aircraft...

A good place to interject that is why aircraft have some designed in margin. If you build/fly into the margins by cutting holes in bad places, flying over gross weight or outside CG limits you are...
Forum: RV General Discussion/News 05-20-2022, 03:12 PM
Replies: 22
Views: 1,980
Posted By plehrke
Now that you are done building you can start the...

Now that you are done building you can start the UPGRADES. They are done at your own pace with no one continuously asking “when are you going to be done”
Forum: RV General Discussion/News 05-18-2022, 06:05 PM
Replies: 46
Views: 5,192
Posted By plehrke
I never have and probably never will like bumping...

I never have and probably never will like bumping around. If I am spending money on gas for pleasure I want to maximize by flying when I enjoy it most. I tolerate bumps when I need to on cross...
Forum: Traditional Aircraft Engines 05-08-2022, 09:34 AM
Replies: 13
Views: 859
Posted By plehrke
AOA

3-4 times per year for over 20 years on several aircraft from Aviation Oil Analysis in Phoenix and never a single issue with them. I buy the prepaid envelopes....
Forum: COMM 05-04-2022, 08:58 AM
Replies: 7
Views: 762
Posted By plehrke
Some sort of Power cable against headset cable?

I had a power cable run from my USB power port under my panel to where I plug into my iPhone or iPad mounted on LH side of panel. It is an ordinary Apple charging cable that runs under the seat...
Forum: RV General Discussion/News 04-29-2022, 04:18 AM
Replies: 76
Views: 44,933
Posted By plehrke
Are you judging your good enough [perfection]...

Are you judging your good enough [perfection] based on visual inspection or have you adopted some sort of waviness criteria? If using a criteria are you basing it on location on the wing? I am...
Forum: RV General Discussion/News 04-26-2022, 05:51 AM
Replies: 20
Views: 1,741
Posted By plehrke
Mine was similar to Beagle. As a configuration...

Mine was similar to Beagle. As a configuration design aeronautical engineer working for a large defense contractor I had designed many “paper” airplanes and even several X-planes that made it to...
Forum: Traditional Aircraft Engines 04-24-2022, 06:41 PM
Replies: 53
Views: 6,471
Posted By plehrke
Been that way since last...

Been that way since last year.

https://vansairforce.net/community/showthread.php?t=204696&highlight=Oil+filter
Forum: Places To Fly...Things to See...Things to Eat 04-24-2022, 04:34 AM
Replies: 11
Views: 1,123
Posted By plehrke
What does it take to land my RV at Spaceport...

What does it take to land my RV at Spaceport America (9NM9)? I see it is listed as private. I see it is inside two restricted airspaces.
Forum: RV General Discussion/News 04-23-2022, 04:02 PM
Replies: 31
Views: 2,788
Posted By plehrke
I think the rules are what they are to try and...

I think the rules are what they are to try and keep the accident statistics in EAB similar to certified. If the rules were opened to the same as certified, my guess would be there would be a whole...
Forum: RV General Discussion/News 04-23-2022, 04:19 AM
Replies: 15
Views: 2,584
Posted By plehrke
No as I make sure valve is positioned at light...

No as I make sure valve is positioned at light point on tire and then do a tire balance. I use a balancer similar to what a recent thread showed how to make a cheap do it yourself one.
Forum: RV General Discussion/News 04-21-2022, 06:08 AM
Replies: 15
Views: 2,584
Posted By plehrke
Any gouges or slashes in the tire?

Any gouges or slashes in the tire?
Forum: Glass Cockpit 04-21-2022, 04:42 AM
Replies: 11
Views: 961
Posted By plehrke
I find when light to moderate chop, touching...

I find when light to moderate chop, touching stuff on the screen is manageable. Just anchor a thump on edge of display so hand is fixed to display and following the chop. Where Touch screen...
Forum: RV General Discussion/News 04-21-2022, 04:05 AM
Replies: 15
Views: 2,584
Posted By plehrke
Continuing a bit of thread drift. I found metal...

Continuing a bit of thread drift. I found metal valve stem caps that are hex shaped. I can just stick a socket in and screw on/off the caps through a small hole that I add air...
Forum: Electrical Systems 04-20-2022, 08:26 AM
Replies: 16
Views: 1,872
Posted By plehrke
if you look at the second picture of post 3 you...

if you look at the second picture of post 3 you will see the screw is buried in a a non-conductive material.
Forum: RV Building Tips/Techniques 04-20-2022, 05:02 AM
Replies: 4
Views: 662
Posted By plehrke
29-30 degrees is fine as it is within the...

29-30 degrees is fine as it is within the specified range.
I would NOT “file a small blend in the fitting” as you will be weakening it and way more of issue then not getting to full 32 degrees...
Forum: RV-6/6A 04-20-2022, 04:48 AM
Replies: 14
Views: 1,278
Posted By plehrke
Check the deflection angles to see which one, if...

Check the deflection angles to see which one, if either, has the correct deflection per the plans. Too much deflection can cause you to exceed structural load limits.
Forum: Electrical Systems 04-18-2022, 08:43 AM
Replies: 16
Views: 1,872
Posted By plehrke
Why would they be upside down? Put the bus bar...

Why would they be upside down?
Put the bus bar on the line side as intended. If that is top, so what. Load wire coming off bottom terminal not an issue.
Only hassle comes in mixing different types...
Forum: RV General Discussion/News 04-14-2022, 04:43 PM
Replies: 11
Views: 1,188
Posted By plehrke
I kept the steel angle fittings but repurposed...

I kept the steel angle fittings but repurposed the crate itself. With brackets I can rebuild a crate if needed in a couple hours. Hangar space is to valuable to keep unused items that can be rebuilt.
Forum: Places To Fly...Things to See...Things to Eat 04-14-2022, 11:06 AM
Replies: 22
Views: 2,123
Posted By plehrke
Being based at Creve Coeur Airport (1H0), I have...

Being based at Creve Coeur Airport (1H0), I have several times left 1H0 at 5am and made OSH (Ripon) just when arrivals open at 7am. Of coarse I was in my RV-6A and did not stop for fuel. Usually...
Forum: RV Building Tips/Techniques 04-10-2022, 08:42 AM
Replies: 12
Views: 1,968
Posted By plehrke
This for a vertical, horizontal or inverted...

This for a vertical, horizontal or inverted filter orientation?
When you say top of filter, do you mean actual top or upper part of can?
Forum: RV Building Tips/Techniques 04-07-2022, 06:19 PM
Replies: 12
Views: 1,968
Posted By plehrke
I save up old rags and paper towels because no...

I save up old rags and paper towels because no matter what I try I always have made a mess.
Forum: RV-10 04-01-2022, 04:29 AM
Replies: 9
Views: 1,262
Posted By plehrke
Inventory is one of the under discussed but...

Inventory is one of the under discussed but arguably one of the most important part of building stuff. It depends on good plans and bill of material at the factory, good stock at the factory, good...
Forum: RV Building Tips/Techniques 03-29-2022, 08:11 AM
Replies: 11
Views: 995
Posted By plehrke
The cowl split will be based on where the engine...

The cowl split will be based on where the engine hangs off the engine mount. The split needs to aligned with the prop and spinner centerline. You will not know exactly where that is until you mount...
Forum: RV General Discussion/News 03-26-2022, 04:35 AM
Replies: 21
Views: 2,177
Posted By plehrke
Agree. Although the original post was titled...

Agree.
Although the original post was titled with word “beater” I would imagine most of those that have responded here did not really buy a beater. (Flat tires, bird nest in cowl that has been...
Forum: Painting your RV 03-26-2022, 04:25 AM
Replies: 14
Views: 1,303
Posted By plehrke
Spray right over them. Paint does not effect...

Spray right over them. Paint does not effect their function. Pretty much by definition, platenuts are on the back, non visible side so ascetics not an issue for me. Painting requires a lot of prep...
Forum: RV General Discussion/News 03-24-2022, 06:26 PM
Replies: 21
Views: 2,177
Posted By plehrke
I bought a C140 after I started my build. It gave...

I bought a C140 after I started my build. It gave me a good way to relax once in a while during the build. I built an A model so did not use it for tailwheel time, flew just because it was fun.
...
Forum: RV General Discussion/News 03-24-2022, 10:19 AM
Replies: 16
Views: 2,272
Posted By plehrke
Had the same thing happen with my Cessna 140. A...

Had the same thing happen with my Cessna 140. A tailwheel flight school in Arkansas was looking for C-140s to expand their business. I got a letter in the mail asking if I was interested in...
Forum: RV General Discussion/News 03-24-2022, 07:58 AM
Replies: 38
Views: 3,226
Posted By plehrke
I have been using Weathermiester.com and FlyQ for...

I have been using Weathermiester.com and FlyQ for many years. FlyQ every year offers very discounted yearly subscription renewals several times a year. I typically buy a few years at a time and I...
Forum: RV Ongoing Maintenance Issues 03-24-2022, 07:21 AM
Replies: 11
Views: 1,964
Posted By plehrke
Is a hot engine cylinder compression number...

Is a hot engine cylinder compression number ALWAYS higher than cold? If not, what would cause a cold number to be higher than a hot number (besides not properly performing the test)?
Forum: Painting your RV 03-23-2022, 11:56 AM
Replies: 40
Views: 4,550
Posted By plehrke
Find a friend in EAA that has sprayed at least...

Find a friend in EAA that has sprayed at least one plane before. I recommend even someone in vintage aircraft that has sprayed dope on fabric. They should be able to spray something that fits your...
Forum: RV General Discussion/News 03-23-2022, 11:43 AM
Replies: 33
Views: 4,831
Posted By plehrke
Agree completely I don’t even buy stuff for my...

Agree completely
I don’t even buy stuff for my lawn tractor from Amazon any more. There is so much bait and switch, counterfeit, and just plane cheap parts that it is not worth my time to sort...
Forum: RV General Discussion/News 03-19-2022, 05:05 PM
Replies: 3
Views: 651
Posted By plehrke
I log every hour the engine is turning. This...

I log every hour the engine is turning. This includes run ups to check for leaks after Condition Inspection and oil changes.
Like Scott said, you can put anything in the logbook you wish. I know...
Forum: RV Building Tips/Techniques 03-19-2022, 03:55 AM
Replies: 12
Views: 1,207
Posted By plehrke
Finished parts like tails and control surfaces...

Finished parts like tails and control surfaces store well under beds.
I hung a 4x8 foot sheet of plywood by its four corners with rope that went to pulleys in my garage rafters. I could raise and...
Forum: RV General Discussion/News 03-18-2022, 06:42 PM
Replies: 19
Views: 1,514
Posted By plehrke
Failure is not an Option by Gene Kranz Just...

Failure is not an Option by Gene Kranz
Just retired so trying to catch up from years of only reading aviation magazines.
Forum: RV General Discussion/News 03-18-2022, 04:47 AM
Replies: 28
Views: 3,570
Posted By plehrke
Agree that is the way to go. He can give you...

Agree that is the way to go. He can give you pilot reports for first half of each leg and you provide them for the second half. Pick an air to air frequency to talk over and it will feel like you are...
Forum: RV Ongoing Maintenance Issues 03-15-2022, 01:47 PM
Replies: 26
Views: 2,964
Posted By plehrke
I ordered the champion 48109 from Aircraft Spruce...

I ordered the champion 48109 from Aircraft Spruce last September after I used my last one. I received it 5 months later in mid February.
Tip: don’t order anything that is back ordered using PayPal....
Forum: RV Building Tips/Techniques 03-13-2022, 09:28 AM
Replies: 20
Views: 2,551
Posted By plehrke
Similar here; etched then iridite. Left it in...

Similar here; etched then iridite. Left it in extra long to get that deep gold color. 16 years and over a 1000 hours and still looks good.
Forum: RV General Discussion/News 03-12-2022, 12:46 PM
Replies: 245
Views: 190,915
Posted By plehrke
they wanted to heat the out building on top of...

they wanted to heat the out building on top of their rock pile but there was only one size heat duct available and they did not have a tool to cut it to the right length. Or maybe they are planning...
Forum: RV Building Tips/Techniques 03-10-2022, 04:08 PM
Replies: 36
Views: 3,235
Posted By plehrke
After engine start Step 8.4c

After engine start
Step 8.4c
Forum: RV Building Tips/Techniques 03-10-2022, 11:11 AM
Replies: 36
Views: 3,235
Posted By plehrke
Fuel Injected IO-360 with one mag with impulse...

Fuel Injected IO-360 with one mag with impulse coupler and one SDI electronic ignition

8.3 STARTING ENGINE
a) Fuel Selector Valve - DESIRED TANK
b) Master Switch – ON
c) Alt Field -- ON
d) Strobe –...
Forum: COMM 03-09-2022, 04:32 AM
Replies: 41
Views: 3,678
Posted By plehrke
You will just need to be careful getting out...

You will just need to be careful getting out after each flight that your heels don’t hit it. Hopefully it it aft enough.
Forum: RV General Discussion/News 03-08-2022, 04:02 AM
Replies: 13
Views: 1,403
Posted By plehrke
I also learn best by watching. I have several of...

I also learn best by watching. I have several of those books but never read them, all good books I a sure. Back in the old days before prepunched and YouTube I watched the George and Becky Orndorff...
Forum: RV Ongoing Maintenance Issues 03-02-2022, 10:22 AM
Replies: 23
Views: 3,236
Posted By plehrke
I agree with Mel that a small ramp to run the...

I agree with Mel that a small ramp to run the nose gear up on will help.
I don’t agree with Mel’s second statement.
Forum: Fiberglass 02-25-2022, 05:02 AM
Replies: 32
Views: 4,750
Posted By plehrke
For better strength at the joint I would taper...

For better strength at the joint I would taper the ply drop offs on the backside with first ply the longest and each ply after being 1/4” shorter with last ply still extended past the edge of the...
Forum: Autopilots 02-18-2022, 04:41 AM
Replies: 11
Views: 855
Posted By plehrke
By far best to run down center tunnel under floor...

By far best to run down center tunnel under floor boards. Under floor to keep it from being in the way or damaged, center because only place to get through front spar. Just keep it tied off away from...
Forum: RV-12/RV-12iS 02-17-2022, 03:53 PM
Replies: 7
Views: 576
Posted By plehrke
Or the RV white...

Or the RV white pages
https://vansairforce.net/rvwp.htm
Forum: RV General Discussion/News 02-13-2022, 07:29 AM
Replies: 52
Views: 7,229
Posted By plehrke
And willing to make use of used stuff. ...

And willing to make use of used stuff. Homebuilding used to take advantage of used radios and mid time engines. With all the upgrades going on now, a builder can probably even get some pretty cheap...
Forum: RV General Discussion/News 02-13-2022, 06:07 AM
Replies: 52
Views: 7,229
Posted By plehrke
The rise of experimental in popularity has...

The rise of experimental in popularity has unfortunately made them in competition with certified aircraft instead of, like 20 years ago, their own unique market segment. You can still probably build...
Forum: RV General Discussion/News 02-08-2022, 03:52 AM
Replies: 20
Views: 1,862
Posted By plehrke
They are required to be documented after phase 1...

They are required to be documented after phase 1 in the airframe log book.
Forum: RV General Discussion/News 02-07-2022, 04:26 AM
Replies: 27
Views: 4,027
Posted By plehrke
I retired Friday after 37+ years working as an...

I retired Friday after 37+ years working as an aeronautical Engineer and had those exact two thoughts. My hangar mate said “no flying for you this weekend with the snow drift out front”. I said “but...
Forum: RV General Discussion/News 02-06-2022, 03:52 AM
Replies: 27
Views: 4,027
Posted By plehrke
Same here with 2ft high drift in front of hangar...

Same here with 2ft high drift in front of hangar but I have a second pile of heavy chunky snow 3 ft high from the snow plow.
Forum: COMM 02-05-2022, 04:06 AM
Replies: 1
Views: 292
Posted By plehrke
Apollo GX65 Low Battery Message

Where/who can replace the internal lithium battery in a GX65? The User guide says it must be replaced by the factory, an authorized dealer, or service center. Does Garmin still service...
Forum: RV General Discussion/News 01-29-2022, 06:04 PM
Replies: 25
Views: 3,471
Posted By plehrke
Big milestone in this morning’s flight. 25 years...

Big milestone in this morning’s flight.
25 years ago it was a big thing for an Experimental Amateur Built to hit this milestone. Now in the RV world it is no big deal.
Forum: RV General Discussion/News 01-15-2022, 04:51 AM
Replies: 19
Views: 3,387
Posted By plehrke
What do you mean by “appears to list the...

What do you mean by “appears to list the manufacturer. . . ”?
Maybe post an image of what you received.
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