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Search: Posts Made By: sblack
Forum: RV-12/RV-12iS 04-29-2019, 06:31 PM
Replies: 14
Views: 1,746
Posted By sblack
Thanks for the feedback guys.

Thanks for the feedback guys.
Forum: My RV Build Project 04-29-2019, 10:57 AM
Replies: 364
Views: 75,958
Posted By sblack
I see some waves there in the plaster. That will...

I see some waves there in the plaster. That will require filling - extra work and extra weight. Get a flexible sanding block of some kind and drag it at 45 deg each way to highlight the high spots....
Forum: RV-12/RV-12iS 04-28-2019, 05:06 PM
Replies: 14
Views: 1,746
Posted By sblack
In this case the engine was removed and brought...

In this case the engine was removed and brought to the shop by the owner.

LSRM? CTSW? :confused:
Forum: RV-12/RV-12iS 04-28-2019, 01:43 PM
Replies: 14
Views: 1,746
Posted By sblack
Rotax maintenance costs

Friends with a 912 powered airplane were charged 40 hrs to have fuel and oil rubber hoses replaced buy a local rotax dealer. That seems outrageous to me, but I am not a rotax guy. Is this out of line?
Forum: RV General Discussion/News 04-13-2019, 12:44 PM
Replies: 8
Views: 486
Posted By sblack
That's another great idea. Thank you.

That's another great idea. Thank you.
Forum: RV General Discussion/News 04-13-2019, 11:22 AM
Replies: 8
Views: 486
Posted By sblack
Ah that's perfect! Thanks.

Ah that's perfect! Thanks.
Forum: RV General Discussion/News 04-13-2019, 08:41 AM
Replies: 8
Views: 486
Posted By sblack
How to dimple in the middle of an installed firewall?

I need to move my voltage regulator to the back of my firewall. The space available has the battery on the other side so I need to dimple for #6 or 8 countersunk screws. The question is how to dimple...
Forum: RV Building Tips/Techniques 04-12-2019, 09:28 AM
Replies: 13
Views: 1,611
Posted By sblack
The reamer should only be removing that last...

The reamer should only be removing that last little bit to bring it to size. Don't try to remove 1/16" with it. 10 thou maybe? Alignment is also critical. Not easy to do.

In shop class back in...
Forum: Traditional Aircraft Engines 04-04-2019, 01:51 PM
Replies: 22
Views: 4,210
Posted By sblack
Sorry man, you're done flying for now. My friend...

Sorry man, you're done flying for now. My friend went through it last year and it was exactly what everybody warned him it was - spalling cam. He had no other damage than cam and lifters. He had a...
Forum: RV Ongoing Maintenance Issues 04-02-2019, 11:02 AM
Replies: 6
Views: 877
Posted By sblack
you don't mention what sort of engine...

you don't mention what sort of engine instrumentation system you have. An efix, engine monitor, a separate gauge for each type of probe? Are these the CHTs that are on the spark plug gasket or are...
Forum: RV Ongoing Maintenance Issues 03-30-2019, 11:32 AM
Replies: 0
Views: 346
Posted By sblack
Rv4 bellcrank bearing lubrication

I am installing the controls in my 4 and the flange besring in the elevator bellcrank is stiff. What would be the best lubricant? LPC? Grease? 3 in 1? Searched the web and the forum to no avail....
Forum: RV Ongoing Maintenance Issues 03-30-2019, 11:24 AM
Replies: 1
Views: 429
Posted By sblack
http://www.vansairforce.com/community/showthread.p...

http://www.vansairforce.com/community/showthread.php?t=83262&page=2
Forum: Glass Cockpit 02-13-2019, 02:44 PM
Replies: 10
Views: 2,083
Posted By sblack
my ex wanted me to quite flying

my ex wanted me to quite flying
Forum: RV General Discussion/News 02-11-2019, 02:26 PM
Replies: 32
Views: 2,321
Posted By sblack
congratulations! Now you have found the only way...

congratulations! Now you have found the only way to make a small fortune in aviation other than starting with a large fortune.

For a while I had Garmin Pilot and I really liked it. Nice interface -...
Forum: Safety 02-04-2019, 09:38 AM
Replies: 47
Views: 4,184
Posted By sblack
How would anyone know what the G was in a given...

How would anyone know what the G was in a given crash other than some rough estimates based on an analysis of the wreckage, which is very hard to do when the airplane is destroyed? Peak G would be...
Forum: RV General Discussion/News 01-17-2019, 03:30 PM
Replies: 20
Views: 2,706
Posted By sblack
[QUOTE=Bill Boyd;1317450]Same thing was noted on...

[QUOTE=Bill Boyd;1317450]Same thing was noted on my flying 6A after a few years when the glass-wrapped wooden stiffeners were removed. Same treatment - sanded out, repainted, stiffeners NOT...
Forum: RV-4 01-17-2019, 08:45 AM
Replies: 473
Views: 296,094
Posted By sblack
I'm sure the majority of the difference you are...

I'm sure the majority of the difference you are feeling is due to the CG. That is a huge weight increase at the very front. So static long stab will go way up, force per G as well. That corresponds...
Forum: Traditional Aircraft Engines 01-16-2019, 11:30 AM
Replies: 22
Views: 7,828
Posted By sblack
Did they charge you for a new plug at the engine...

Did they charge you for a new plug at the engine shop?

How do you like the performance with the CS prop? I imagine it would snap your neck back pretty good on takeoff on such a light airplane.
Forum: Safety 01-15-2019, 09:03 AM
Replies: 79
Views: 8,326
Posted By sblack
Talking One day at a bbq I witnessed a perfect...

One day at a bbq I witnessed a perfect demonstration of the back side of the curve on an RV6. The pilot was a fireman who had worked late the previous night and later confided that he probably should...
Forum: RV-14 01-15-2019, 08:50 AM
Replies: 37
Views: 5,148
Posted By sblack
don't forget to advance half a turn, retract 1/4...

don't forget to advance half a turn, retract 1/4 turn or until you feel the chip break off. If the tap starts to be hard to turn, retract it and clean out the chips. And as another poster said, cheap...
Forum: RV-9/9A 01-11-2019, 10:31 AM
Replies: 37
Views: 7,380
Posted By sblack
I agree with that, which is why I am only using...

I agree with that, which is why I am only using the sensor for a cockpit indication. If it breaks I can look over the side to verify. The motion of the flap motor will be completely independent of...
Forum: RV-10 01-09-2019, 11:03 AM
Replies: 7
Views: 1,088
Posted By sblack
You need to be able to pull a given amount of G...

You need to be able to pull a given amount of G without any permanent deformation of the structure and the structure needs to take 1.5 times that amount of G without anything breaking. In the...
Forum: My RV Build Project 01-06-2019, 08:20 PM
Replies: 364
Views: 75,958
Posted By sblack
Nice work. What kind of primer? Self etching?

Nice work. What kind of primer? Self etching?
Forum: Traditional Aircraft Engines 01-01-2019, 03:13 PM
Replies: 22
Views: 7,828
Posted By sblack
I had that one. I replaced the cam with a rebuild...

I had that one. I replaced the cam with a rebuild and it was slightly different and had those holes for a vacuum pump gear I think. Oil just pees through them from the gallery on one side of the...
Forum: Tools 12-30-2018, 10:20 AM
Replies: 11
Views: 1,129
Posted By sblack
A good drill like a sioux is $$$ but you will...

A good drill like a sioux is $$$ but you will never regret it, especially with all the holes you have to drill. My keyless chuck is perfect and so convenient. I would never go back. Also, don't...
Forum: RV Building Tips/Techniques 12-30-2018, 10:16 AM
Replies: 2
Views: 404
Posted By sblack
I've heard there are people who don't have...

I've heard there are people who don't have lathes. I don't know how they live. I have 2! Might get a 3rd. :D people are nicer to you when they know you have one. Even nicer if you have a mill.
Forum: RV-4 12-25-2018, 01:10 PM
Replies: 473
Views: 296,094
Posted By sblack
What is the advantage of a CS prop for racing? Or...

What is the advantage of a CS prop for racing? Or did you add it for a different reason? I would have thought that for a race there is only one speed range...balls out!

(Ps...balls out is a...
Forum: RV General Discussion/News 12-24-2018, 11:31 AM
Replies: 19
Views: 2,543
Posted By sblack
Who in their right mind would fly with all their...

Who in their right mind would fly with all their fuel in one tank and the other empty?
Forum: Painting your RV 12-13-2018, 11:33 AM
Replies: 12
Views: 1,176
Posted By sblack
+1 for alcohol. Not as harmful as acetone for...

+1 for alcohol. Not as harmful as acetone for your health, get it at the drug store and it is a good degreaser. I also use it for degreasing prior to welding anything - steel or aluminum. Also, if...
Forum: RV-12/RV-12iS 12-11-2018, 06:23 PM
Replies: 8
Views: 1,036
Posted By sblack
Thank you so much. we will redo that installation...

Thank you so much. we will redo that installation properly now. I am less clueless than I was when I got up this morning!
Forum: RV-12/RV-12iS 12-11-2018, 03:07 PM
Replies: 8
Views: 1,036
Posted By sblack
Rotax exhaust studs - use anti-seize or not?

I was asked by a guy in my hangar who has a 912 if he should put anti-seize on exhaust studs. I told him I thought he should. Then my spider sense started tingling and I started to wonder if that...
Forum: RV General Discussion/News 12-10-2018, 12:45 PM
Replies: 80
Views: 26,333
Posted By sblack
those who have and those who will etc. I guess...

those who have and those who will etc. I guess you have moved now into the first group. Your entry fee was much lower than some others.
Forum: RV Building Tips/Techniques 12-10-2018, 10:22 AM
Replies: 14
Views: 2,845
Posted By sblack
I have had to remove a canopy skirt on my -4...

I have had to remove a canopy skirt on my -4 build due to excessive gap when the canopy is closed. I need to make it 1/6th wider. So I drilled out all the rivets and pulled it off. It was stuck with...
Forum: RV-4 12-10-2018, 10:13 AM
Replies: 6
Views: 701
Posted By sblack
Ah ok thanks. I think that is the best way...

Ah ok thanks. I think that is the best way forward. I will cut the bulkhead. I should have RTFM! :o
Forum: RV-4 12-09-2018, 03:16 PM
Replies: 6
Views: 701
Posted By sblack
****, i meant fuse is fatter than the canopy!

****, i meant fuse is fatter than the canopy!
Forum: RV-4 12-09-2018, 01:28 PM
Replies: 6
Views: 701
Posted By sblack
Canopy fuselage mismatch

On the project I bought (trying to deflect blame) the fuselage is 1/16" or so fatter than the canopy. I figured I could just off set the holes on the roll bar a bit and it would pull the fuse sides...
Forum: RV-4 12-09-2018, 01:23 PM
Replies: 10
Views: 1,157
Posted By sblack
I did more or less the same but it was 2...

I did more or less the same but it was 2 stainless wedges so that the fitting came straight out. I have a mill so it was easy but an enthusiastic person could have got there with a band saw and a...
Forum: RV General Discussion/News 12-07-2018, 07:17 PM
Replies: 27
Views: 2,038
Posted By sblack
In the hinge moment wind tunnel testing I have...

In the hinge moment wind tunnel testing I have seen, the Hm is a reasonably linear function of surface deflection, be it elevator or tab, and surface aoa, with limits. To change that gradient we play...
Forum: RV General Discussion/News 12-07-2018, 03:03 PM
Replies: 27
Views: 2,038
Posted By sblack
There is no reason why stab incidence would...

There is no reason why stab incidence would change anything except the trim. Being behind the power curve is a function of the basic L/D of the airframe and the engine thrust vs speed. Stab incidence...
Forum: RV General Discussion/News 12-07-2018, 10:27 AM
Replies: 27
Views: 2,038
Posted By sblack
Changing wing or stab incidence won't affect the...

Changing wing or stab incidence won't affect the stability of the airplane, so there will be no change in stick force gradient. Moving CG will, but not incidence. It will just offset the elevator at...
Forum: RV models of the future (RV-??) 12-06-2018, 11:05 AM
Replies: 62
Views: 8,491
Posted By sblack
Let's face it - you need 3 planes. An RV, a bush...

Let's face it - you need 3 planes. An RV, a bush plane, and an antique open cockpit biplane for those summer evening sunset cruises low enough that you can smell the fresh cut grass. I'm almost 1/3rd...
Forum: RV-10 11-24-2018, 08:52 PM
Replies: 12
Views: 1,801
Posted By sblack
My project had the ailerons closed when I bought...

My project had the ailerons closed when I bought it, but they had not been inspected, which in Canada is a nono. I had to open them. It was a non event. Took an hour. I center punched each rivet and...
Forum: Glass Cockpit 11-19-2018, 04:02 PM
Replies: 17
Views: 3,702
Posted By sblack
I have installed the iEfis Lite in my -4. I am...

I have installed the iEfis Lite in my -4. I am still a year (bwahahahaha) from flying, but looking at the system I think the nav features are quite comprehensive. Also, the iefis is completely...
Forum: RV General Discussion/News 11-19-2018, 10:40 AM
Replies: 48
Views: 12,661
Posted By sblack
This was just a preliminary factual report and a...

This was just a preliminary factual report and a somewhat shoddy one at that. Obviously nobody seriously proof read it. Often when a GA airplane goes in they don't even send anyone. So to suggest...
Forum: RV General Discussion/News 11-07-2018, 06:48 AM
Replies: 15
Views: 1,231
Posted By sblack
I use fineline flexible vinyl tape. It can be...

I use fineline flexible vinyl tape. It can be stretched to go around compound curves and it can be applied and removed and reapplied if you need to tweak it a bit.
Forum: RV-14 11-05-2018, 02:54 PM
Replies: 25
Views: 5,075
Posted By sblack
I am using skybolts on the top cowl. I saw a...

I am using skybolts on the top cowl. I saw a friend who did this and he could remove it in 30sec for a good preflight. Bottom is still piano hinge because with the top off I can see most everything.
Forum: RV-10 11-05-2018, 10:00 AM
Replies: 3
Views: 538
Posted By sblack
Floating recepticals or fixed? Fixed aren't as...

Floating recepticals or fixed? Fixed aren't as deep. I switched to fixed, moved the hole up 1/4" and ground a bit off one side of the receptical. My clearance is enough for a couple of human hairs...
Forum: RV-7/7A 10-29-2018, 10:44 PM
Replies: 12
Views: 2,829
Posted By sblack
I had this same thing where one of my vertical...

I had this same thing where one of my vertical stab ribs attached to the spar and my inspector snagged it. I sent vans a picture and they said that those rivets were not really taking that much load....
Forum: RV Ongoing Maintenance Issues 10-25-2018, 07:49 PM
Replies: 16
Views: 2,962
Posted By sblack
If 75 lbs was going to damage your stab you would...

If 75 lbs was going to damage your stab you would have crashed a long time ago. But he still should NEVER touch a plane anywhere without asking. I have seen guys scared to pull on their prop, not...
Forum: My RV Build Project 10-23-2018, 03:33 PM
Replies: 72
Views: 30,414
Posted By sblack
I built the flyleds kit too. There was nobody...

I built the flyleds kit too. There was nobody more surprised than me when it all lit up first time! :eek: I am still a year (bwahaha) from flying but an RV10 on my field has the same lights and I...
Forum: RV-12/RV-12iS 10-11-2018, 12:56 PM
Replies: 13
Views: 2,391
Posted By sblack
Flutter would be the issue here. Not static loads...

Flutter would be the issue here. Not static loads due to skin thickness. In fact in level flight the loads would not really change, you are still flying 1g. If the vans folks cleared the airplane to...
Forum: RV-14 10-11-2018, 12:51 PM
Replies: 3
Views: 975
Posted By sblack
coolant or oil (they do similar things) is your...

coolant or oil (they do similar things) is your friend. YOu don't want it too slow with the very small bits. Good firm pressure so that you make nice chips. Sharp bits. IF you don't get the drill to...
Forum: RV-4 10-10-2018, 03:04 PM
Replies: 3
Views: 657
Posted By sblack
wow, cool spinner! That looks like about 1/4" and...

wow, cool spinner! That looks like about 1/4" and looks fine. Thanks.
Forum: RV-4 10-10-2018, 10:48 AM
Replies: 3
Views: 657
Posted By sblack
rv4 prop spinner clearance

I am having a lot of fun fitting the 1990 era cowling to my project. It doesn't fit very well and I have hacked out bits and glassed in new bits. I have set up for 1/4" clearance between the spinner...
Forum: Safety 09-25-2018, 09:19 PM
Replies: 27
Views: 7,003
Posted By sblack
Why does temperature make a huge difference? Huge...

Why does temperature make a huge difference? Huge difference in what?
Forum: Trip Write-ups 09-11-2018, 06:17 PM
Replies: 13
Views: 2,438
Posted By sblack
Great event. This was my 4th time. Tricky runway...

Great event. This was my 4th time. Tricky runway due to the slope if you land from the north. Hope to have my 4 finished for next year.
Forum: RV-9/9A 09-04-2018, 11:27 AM
Replies: 5
Views: 870
Posted By sblack
If you have no intersection fairings then you...

If you have no intersection fairings then you have introduced 2 new ugly intersections to the airplane so those are likely cancelling out any improvement. I think you will see a benefit when you...
Forum: Fiberglass 09-04-2018, 09:37 AM
Replies: 7
Views: 1,823
Posted By sblack
Thanks Steve

Thanks Steve
Forum: Fiberglass 09-04-2018, 09:36 AM
Replies: 7
Views: 1,823
Posted By sblack
I wrote "non zero gap" :)

I wrote "non zero gap" :)
Forum: Fiberglass 09-02-2018, 09:54 AM
Replies: 7
Views: 1,823
Posted By sblack
Tricks for perfect cowl to fuse gap

I am fitting the cowl on my -4. I know I need a non zero gap between the fibreglass and the aluminum. I am using skybolt fasteners on the top and sides and piano hinges where the bottom attaches to...
Forum: RV General Discussion/News 08-31-2018, 10:21 AM
Replies: 5
Views: 1,461
Posted By sblack
flap jam AND an engine failure? That's having a...

flap jam AND an engine failure? That's having a bad day. What if your stick jams too?
Forum: RV-4 08-29-2018, 08:00 AM
Replies: 12
Views: 1,966
Posted By sblack
I have to ask, how do you swap out mounts without...

I have to ask, how do you swap out mounts without changing your crank case? I feel stupid asking the question, but you only said you are doing a prop swap.
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