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Search: Posts Made By: koupster
Forum: Fuel Injection Systems 08-08-2018, 09:08 PM
Replies: 94
Views: 6,435
Posted By koupster
Aircraft (gasoline) fuel injection systems are...

Aircraft (gasoline) fuel injection systems are "port" injection designs. The fuel is injected into the intake tract.
Direct fuel injection systems used in some of today's cars inject fuel directly...
Forum: RV General Discussion/News 08-01-2018, 09:51 PM
Replies: 56
Views: 6,931
Posted By koupster
I believe that may be Connie Palacioz in the picture

She helped build B-29s including Doc.

Connie Palacioz, age 92, has kept track of hers. “All my rivets are still there, except for seven,” she assures me, pointing proudly toward Doc on the runway...
Forum: Safety 07-04-2018, 02:34 PM
Replies: 8
Views: 931
Posted By koupster
https://skyvector.com/ Click layers and check...

https://skyvector.com/

Click layers and check the TFR box

Cheers, David
Forum: Midwest 06-27-2018, 02:13 PM
Replies: 12
Views: 1,571
Posted By koupster
Milwaukee AirVenture Shuttle

http://https://www.golamers.com/services/lamers-express-eaa-airventure/milwaukee-airventure-shuttle/

Cheers, David
Forum: RV General Discussion/News 06-13-2018, 04:55 PM
Replies: 11
Views: 1,328
Posted By koupster
Van's provides this data

https://www.vansaircraft.com/pdf/Torque_Spec_Aluminum_Fittings.pdf

Cheers, David
RV-6A KBTF
Forum: RV General Discussion/News 05-31-2018, 05:44 PM
Replies: 13
Views: 1,868
Posted By koupster
Sit up straight!!

Ed,
If your spine is aligned, bumps should be more tolerable (also have a spinal fusion).
Some extra relatively firm foam under the seat bottom could help. You don't want it so soft that it's...
Forum: Alternative Engines 05-25-2018, 07:14 PM
Replies: 20
Views: 2,504
Posted By koupster
Here's the registration info--

-- on one of those PIPISTREL ALPHA ELECTROs

Aircraft Description
Serial Number 878 AE 60 Status Valid
Manufacturer Name PIPISTREL LSA S R L Certificate Issue Date 03/09/2018
Model ALPHA...
Forum: Traditional Aircraft Engines 05-24-2018, 01:35 PM
Replies: 23
Views: 2,399
Posted By koupster
Was there an oil change involved?

If so, did you change brands or viscosity?

Cheers, David
Forum: West (and Southwest) 04-09-2018, 10:27 AM
Replies: 9
Views: 1,648
Posted By koupster
Lars, Looks like the only option in Ely is a...

Lars,

Looks like the only option in Ely is a U-Haul van. The upside is that you could sleep in it. Otherwise, the closest car rental appears to be in Fallon.

Cheers, David
RV-6A KBTF
Forum: Traditional Aircraft Engines 04-05-2018, 07:32 PM
Replies: 14
Views: 1,559
Posted By koupster
O-360 Parts Catalog

https://www.lycoming.com/sites/default/files/O-360-A%20Parts%20Catalog%20PC-306-1.pdf
Pages 57-58

Cheers, David
RV-6A A&P
Forum: RV-10 04-02-2018, 11:15 AM
Replies: 5
Views: 951
Posted By koupster
Rivets/Static Ports Already Set?

You may have already partially set the pop rivets. If so, the mandrels will be harder to drive out. If light taps don't do it, I'd wait until you have help with an appropriate back up block on the...
Forum: RV General Discussion/News 03-27-2018, 09:17 AM
Replies: 5
Views: 960
Posted By koupster
Concur with Ed W.

The US Army had corrosion problems with their helicopters due to the use of Simple Green. Simple Green Aircraft was developed as a result.

Cheers, David
RV-6A A&P
Forum: Midwest 03-22-2018, 03:30 PM
Replies: 8
Views: 1,157
Posted By koupster
Jon, Welcome from another RV-6 owner. This is an...

Jon,
Welcome from another RV-6 owner. This is an international forum. May I suggest that you include your state to your location info. This post shows you in Illinois, but future posts may have our...
Forum: RV General Discussion/News 03-21-2018, 12:27 PM
Replies: 9
Views: 940
Posted By koupster
ATC frequency map - downloadable

Greg,

Didn't find exactly what you were looking for, but came close.

Here's a link to an interactive map of the transmitter sites and frequencies for Salt Lake Center (substitute ZDV for ZLC in the...
Forum: Electrical Systems 03-19-2018, 10:33 AM
Replies: 24
Views: 2,498
Posted By koupster
Blue Sea 1045

The Blue Sea 1045 Maximum Output Current is 4.8A DC (total). You could pull 4.8 amps from one socket or 2.4 amps simultaneously from both...
Forum: RV General Discussion/News 03-18-2018, 04:03 PM
Replies: 26
Views: 2,252
Posted By koupster
Tim, You say that you, "usually pull the power...

Tim,

You say that you, "usually pull the power back to 2500 RPM for the rest of the climb"

That's fine, just leave the throttle full open and the mixture full rich until you get to an altitude at...
Forum: Acts of Charity (using your RV) 01-17-2018, 10:12 AM
Replies: 13
Views: 3,505
Posted By koupster
Crateless in RV-6

Getting a crate into the RV-6 is difficult unless it's quite small. A 50 lb dog is very doable uncrated. Heavy plastic followed by a pad and some towels protect the airplane and provide comfort for...
Forum: RV General Discussion/News 12-29-2017, 10:25 AM
Replies: 13
Views: 2,103
Posted By koupster
Carl, You got lucky beating Short N Numbers....

Carl,
You got lucky beating Short N Numbers. I'm 0 for four tries. All four attempts were made immediately after midnight Oklahoma City time just as those particular numbers came...
Forum: RV-9/9A 12-28-2017, 12:44 PM
Replies: 7
Views: 757
Posted By koupster
What length cables do you need. I may have what...

What length cables do you need. I may have what you need.

Cheers, David
Forum: RV-7/7A 11-30-2017, 03:01 PM
Replies: 6
Views: 1,391
Posted By koupster
Agree with Brad

I bought a 6A because I thought it was a better value than a 7A.

Cheers, David
RV-6A A&P
Forum: COMM 11-17-2017, 02:51 PM
Replies: 16
Views: 1,157
Posted By koupster
1. What Steve said 2. Yes. Switchable. There some...

1. What Steve said
2. Yes. Switchable. There some occasions when you might like to listen to ATIS, etc. without putting your headset on while on the ground. Also, multiple people can listen to the...
Forum: Electronic Ignition Systems 11-12-2017, 04:44 PM
Replies: 21
Views: 1,822
Posted By koupster
Metal Tee Unions

https://www.grainger.com/product/PARKER-Metal-Tee-Unions-WP7362582/_/N-qvx?breadcrumbCatId=28005&s_pp=false&picUrl=//static.grainger.com/rp/s/is/image/Grainger/2GUF2_AS01?$smthumb$webparentimage$

Che...
Forum: RV Ongoing Maintenance Issues 11-11-2017, 03:22 PM
Replies: 17
Views: 1,615
Posted By koupster
LPS 3

I clean the pins with a paper towel wet with WD-30. Get a bunch of "black gunk" off them every time. Then I spray some LPS 3 in a clean paper towel and draw the pin through it. LPS 3 sets up waxy,...
Forum: RV General Discussion/News 11-10-2017, 09:58 PM
Replies: 14
Views: 1,379
Posted By koupster
Primer?

Primer working?

Cheers, David
RV-6A O-360
Forum: RV General Discussion/News 11-09-2017, 01:42 PM
Replies: 8
Views: 825
Posted By koupster
I use the exhaust, but park with the wingtip...

I use the exhaust, but park with the wingtip pointing at the gas pump. The static line stays well behind the prop.

Cheers, David
RV-6A KBTF
Forum: RV General Discussion/News 10-26-2017, 02:43 PM
Replies: 48
Views: 6,823
Posted By koupster
18 U.S. Code § 32 - Destruction of aircraft or aircraft facilities

18 U.S. Code § 32 - Destruction of aircraft

(a) Whoever willfully—
(1) damages, destroys, disables, or wrecks any aircraft in the special aircraft jurisdiction of the United States;
shall be fined...
Forum: RV General Discussion/News 10-25-2017, 08:09 PM
Replies: 17
Views: 1,485
Posted By koupster
Woodward Fab also sells square tubing dies

These square tubing dies squeeze the inside radius of the tubing towards the center of tubing to avoid buckling. The die is convex and produces a concave profile on the formerly flat surface on the...
Forum: RV Ongoing Maintenance Issues 10-07-2017, 09:51 PM
Replies: 3
Views: 776
Posted By koupster
I'm using Tri Flow Dry Lube

Boeing T-9 would do just as well. In these applications, a dry lube is preferable because it doesn't attract and hold dirt...
Forum: RV-10 10-04-2017, 05:55 PM
Replies: 23
Views: 2,853
Posted By koupster
Alternate cotter pin installation

This method leaves no ends to snag. The eye can be brought in much closer than pictured so it barely protrudes past the...
Forum: Traditional Aircraft Engines 09-22-2017, 02:21 PM
Replies: 59
Views: 7,109
Posted By koupster
I'm with Steve

Pull that carb temp probe and see what happens.

Cheers, David
RV-6A 0-360 A&P
Forum: RV General Discussion/News 09-20-2017, 07:09 PM
Replies: 15
Views: 3,143
Posted By koupster
Weld-On 4 Acrylic Adhesive

Vlad,

Take out those two lower screws. Make sure the parts fit together perfectly. If not, you'll have to introduce a bend in the larger piece to match the contour of the smaller piece. Clamp a...
Forum: RV Ongoing Maintenance Issues 09-13-2017, 06:24 PM
Replies: 9
Views: 1,232
Posted By koupster
Grab Handles

Before you fix it, you may want to install roll bar grab handles http://www.aircraftextras.com/Handles1.htm
Unless, of course, you look forward to fixing it again. :)

Cheers, David
RV-6A KBTF
Forum: RV Ongoing Maintenance Issues 09-11-2017, 06:31 PM
Replies: 35
Views: 8,252
Posted By koupster
Crush Washers vs Crush Gaskets

The AN900 (MS35769) annular copper-asbestos gaskets should not be reused. a.moirier.free.fr/Visserie/Joints/Copper%20crush%20gaskets.pdf
Solid copper crush washers may be annealed and...
Forum: Places To Fly...Things to See...Things to Eat 08-26-2017, 10:57 AM
Replies: 32
Views: 2,814
Posted By koupster
Add 2 to the count, please.

Mary and I plan to be there.

Please let me know what we can do to help.

Air Race Formal - That means coat and tie, no pants - Right?

Cheers, David
RV-6A KBTF
Forum: Places To Fly...Things to See...Things to Eat 08-12-2017, 12:33 PM
Replies: 4
Views: 1,168
Posted By koupster
Wondering how I missed hearing about this until now

It doesn't seem to be posted on the VAF Calendar ...upcoming Events.

Cheers, David
RV-6A KBTF
Forum: RV General Discussion/News 08-11-2017, 06:41 PM
Replies: 31
Views: 3,163
Posted By koupster
Diesel

I've started using diesel for most parts cleaning. It's much cheaper than mineral spirits; just take an empty gallon oil jug to the service station. If left uncovered when you're not around for a...
Forum: Trip Write-ups 08-01-2017, 04:55 PM
Replies: 195
Views: 101,739
Posted By koupster
Pincher Creek CZPC

An airport next to a wind farm! Could get interesting some days.

Cheers, David
RV-6A KBTF
Forum: RV General Discussion/News 07-09-2017, 02:24 PM
Replies: 20
Views: 2,341
Posted By koupster
Even if you don't plan to fly at night, sooner or...

Even if you don't plan to fly at night, sooner or later you'll want access to the cockpit at night. The light on the roll bar will be handy then, and if chosen and mounted carefully, may provide...
Forum: RV-10 07-09-2017, 12:36 PM
Replies: 95
Views: 25,577
Posted By koupster
Pulse Damper

Scott,
Would a pulse damper (or two in series) between the FloScan sensor and the injector pump isolate the sensor from the pulses?

Cheers, David
RV-6A KBTF
Forum: Aircraft Camping 07-02-2017, 11:45 AM
Replies: 9
Views: 2,094
Posted By koupster
Thick wall styrofoam shipping container (cooler)

Last year I took a re purposed cooler that came from a mail order steak company based in the largest city in Nebraska. It kept a bag of ice for over two days sitting under the airplane, was very...
Forum: RV General Discussion/News 06-04-2017, 09:22 PM
Replies: 22
Views: 4,690
Posted By koupster
Depends

What's the working and ultimate load on the tie down straps?

Do the tie down straps have safety snaps or "S" hooks?
"S" hooks are one jostle away from coming undone.

Cheers, David
RV-6A KBTF
Forum: RV General Discussion/News 05-31-2017, 11:58 AM
Replies: 7
Views: 805
Posted By koupster
My remote oil filter is mounted on the lower...

My remote oil filter is mounted on the lower firewall with the threaded end straight up. It can be removed without spilling any of the oil in the filter, but the oil in the hoses and the filter...
Forum: Southeast 05-15-2017, 10:38 AM
Replies: 4
Views: 1,037
Posted By koupster
Basic Med Docs

Posting Basic Med Docs is a great idea. The posts could be put under the appropriate Regional Forum so finding one close would be easier. In the future, finding one should be easier as more Docs...
Forum: West (and Southwest) 05-10-2017, 05:39 PM
Replies: 3
Views: 616
Posted By koupster
Anson, Check the RV WHITE PAGES. The link is on...

Anson,

Check the RV WHITE PAGES. The link is on the home page. Scroll up from the bottom of the very last page for the Utah entries.

Come meet some RV builders at the EAA Chapter 23 monthly chapter...
Forum: Electrical Systems 03-28-2017, 05:30 PM
Replies: 15
Views: 2,462
Posted By koupster
Option 3

Start switch requires a key. This will preclude the "kid in the cockpit" from energizing the starter. Master and ignition can be unkeyed.

Cheers, David
RV-6A A&P
Forum: Tools 03-06-2017, 03:55 PM
Replies: 35
Views: 7,041
Posted By koupster
Worth mentioning is that the pricey Snap-on...

Worth mentioning is that the pricey Snap-on screwdriver mentioned previously uses a #2 Phillips® ACR® bit. These bits are available for less than a dollar....
Forum: RV General Discussion/News 02-24-2017, 02:20 PM
Replies: 8
Views: 1,317
Posted By koupster
David Clark Headsets

They can be converted to stereo if you like.

Cheers, David
Forum: RV-7/7A 02-09-2017, 12:21 PM
Replies: 23
Views: 7,784
Posted By koupster
Dual Throttles

My panel was partially done when I got the project, and I didn't want to rebuild it to fly from the right because that might affect resale way down the road. Just added a second throttle on the left....
Forum: RV General Discussion/News 01-28-2017, 03:23 PM
Replies: 9
Views: 2,024
Posted By koupster
Kitplanes article topic?

Paul,

Would love to see a Kitplanes article evaluating the prop balancing systems that are suitable for the owner/operator for personal use and help out fellow homebuilders.



Cheers, David
RV-6A ...
Forum: Glass Cockpit 01-25-2017, 02:06 PM
Replies: 31
Views: 13,249
Posted By koupster
Fuse Block

Katie,

Rather than hinge that fuse block, you could configure it so it could slide out from under the panel. no messing with safety wire, and the fuse blades would stay pointed at the belly of the...
Forum: RV General Discussion/News 01-15-2017, 10:39 PM
Replies: 77
Views: 22,253
Posted By koupster
Thank you Bill for the #8 fastener strengths....

Thank you Bill for the #8 fastener strengths.

The PC925 battery is said to weigh 28 pounds; let's add two pounds for the tray and hold down to keep things in round numbers. Assuming all the...
Forum: Primers 01-15-2017, 04:10 PM
Replies: 6
Views: 1,527
Posted By koupster
Rather than downsizing the dedicated line for...

Rather than downsizing the dedicated line for painting, you can equip the line with a male quick disconnect with some sort of valve to shut off the air to it. Then make up a dedicated painting hose...
Forum: RV General Discussion/News 01-12-2017, 05:03 PM
Replies: 26
Views: 8,785
Posted By koupster
Belly Shield Attachment

Anyone see a downside to attaching a belly shield with #6 stainless screws such as MS21207 100° FLAT HEAD TYPE B SCREWS? My 6 is flying and I'd like to do the attachment from the outside only. Don't...
Forum: RV General Discussion/News 01-05-2017, 03:00 PM
Replies: 12
Views: 3,303
Posted By koupster
I'd suggest that you take a look at Marshall...

I'd suggest that you take a look at Marshall Pass; especially in the winter. It's just southwest of KANK. It's 800 feet lower than Rollins Pass and the approaches on either side are more gradual....
Forum: Traditional Aircraft Engines 12-17-2016, 02:43 PM
Replies: 14
Views: 4,199
Posted By koupster
Beware of an air pocket

You may have trouble getting it full through the oil filler tube. Patience and some fore and aft rocking can help. Pulling a forward rocker arm cover until oil starts to drain out there can expel...
Forum: Flight Testing 12-17-2016, 10:22 AM
Replies: 33
Views: 9,203
Posted By koupster
It's a cloud;

just like a cap cloud on a mountain. Pressure drops as air passes over the wing and temperature drops below the dew point.

Cheers, David
Forum: Flight Testing 12-16-2016, 09:26 PM
Replies: 33
Views: 9,203
Posted By koupster
Did it look something like this?

Without the wingtip vortices, and viewed from the cockpit.
http://i66.tinypic.com/mr7jg7.jpg

If your wing had rivets in it, this might not happen ;):D

Cheers, David
Forum: RV-8/8A 12-09-2016, 04:11 PM
Replies: 23
Views: 9,683
Posted By koupster
Exactly; I just screw one of the Van's Forged...

Exactly; I just screw one of the Van's Forged Tiedown Rings into the Red Head. Nothing sticks up out of the floor when I'm not using it.

Cheers, David
RV-6A A&P
Forum: RV-8/8A 12-09-2016, 12:57 PM
Replies: 23
Views: 9,683
Posted By koupster
Red Head 3/8 in. Steel Drop-in Anchor

I prefer the Red Head 3/8 in. Steel Drop-in Anchors to tie down the tail. They stay set when the bolt is removed, and I consider a 3/8 in. bolt to be more secure than a lag screw. An allen head set...
Forum: RV-6/6A 11-22-2016, 02:55 PM
Replies: 5
Views: 1,674
Posted By koupster
Paint

Paint them before the install. It's no fun to try to maneuver a spray gun between the installed step and the ground. You can put another coat or two over the riveted area after the install.

Cheers,...
Forum: Safety 11-16-2016, 04:10 PM
Replies: 9
Views: 2,711
Posted By koupster
Van's has a webpage about transition training

https://www.vansaircraft.com/public/training.htm

You could fly to Dallas, train, and continue on to PHL to pick up your 6A. Make sure your insurance company will accept training in a 7A.

Cheers,...
Forum: Traditional Aircraft Engines 11-13-2016, 05:24 PM
Replies: 12
Views: 3,558
Posted By koupster
Chris, Thanks for the link to the video. That...

Chris,

Thanks for the link to the video. That helps.

The video shows that air leaks can cause a pressure drop. It shows the air bubbles coming in the inlet, but air could also get past the pulsator...
Showing results 1 to 62 of 108

 
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