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Search: Posts Made By: Captain Avgas
Forum: Primers 11-12-2018, 06:02 PM
Replies: 9
Views: 495
Posted By Captain Avgas
Vans have openly admitted that they use the SW...

Vans have openly admitted that they use the SW product because it is "inexpensive, dries fast, and is easy to apply" but also acknowledge that "the manufacturer says it needs a top coat". ...
Forum: Traditional Aircraft Engines 10-22-2018, 08:13 PM
Replies: 15
Views: 1,847
Posted By Captain Avgas
600 hours is not much flying in 18 years. I'd be...

600 hours is not much flying in 18 years. I'd be worried that this aircraft (and thus engine) might have been inactive for an extended period of time thus increasing the chance of corrosion of the...
Forum: Traditional Aircraft Engines 10-06-2018, 07:48 PM
Replies: 21
Views: 2,437
Posted By Captain Avgas
Hi Jim, have you been able to solve your problem...

Hi Jim, have you been able to solve your problem yet. What did Savvy Analysis have to say.
Forum: Traditional Aircraft Engines 10-04-2018, 09:30 PM
Replies: 21
Views: 2,248
Posted By Captain Avgas
Dear Filipe, I did a Lycoming...

Dear Filipe, I did a Lycoming disassembly/reassembly course under professional supervision with Mattituck in 2006. I learnt a lot of things from that and in particular the following:

1. There are...
Forum: Traditional Aircraft Engines 10-03-2018, 08:12 PM
Replies: 21
Views: 2,248
Posted By Captain Avgas
The questions you are asking and your assembly...

The questions you are asking and your assembly mistakes would seem to indicate that you may not have the appropriate expertise to assemble your own engine. You would be much safer getting a qualified...
Forum: Traditional Aircraft Engines 09-22-2018, 11:57 PM
Replies: 21
Views: 2,437
Posted By Captain Avgas
Send your data to the experts.

Dear Jim, As I said in Post #3 you really should get Savvy Analysis to look at your flight data. Sorry, but that's the best advice you're going to get on this site. There's a lot of information in...
Forum: Traditional Aircraft Engines 09-20-2018, 01:44 AM
Replies: 21
Views: 2,437
Posted By Captain Avgas
Savvy analysis

Tell your mate Jim to dust the cobwebs out of his wallet and get Savvy Analysis to inspect the data. They are the absolute experts at this. Their opinion would undoubtedly be more valuable than any...
Forum: RV-14 08-17-2018, 11:25 PM
Replies: 6
Views: 833
Posted By Captain Avgas
This thread running concurrently on flap CB size...

This thread running concurrently on flap CB size may be illuminating.

http://www.vansairforce.com/community/showthread.php?t=163128
Forum: RV-14 08-15-2018, 10:23 PM
Replies: 6
Views: 833
Posted By Captain Avgas
5 amps inadequate.

The in-rush current at turn-on for a DC motor can be several times the nominal operating current. A 5 amp CB for the flaps is inadequate and may result in the CB tripping upon activation of the...
Forum: RV-6/6A 01-21-2018, 08:00 PM
Replies: 15
Views: 2,518
Posted By Captain Avgas
Quite true, and the same thing can be said about...

Quite true, and the same thing can be said about "mineral spirits". These substances can be dangerous for the simple reason you cannot be sure exactly what you're getting.

Personally I'm with Mickey...
Forum: RV Ongoing Maintenance Issues 01-21-2018, 07:33 PM
Replies: 18
Views: 3,091
Posted By Captain Avgas
Bill, my best guess is that the OP developed a...

Bill, my best guess is that the OP developed a crack in his cooler flange because he did something very similar to your proposal. But he didn't say how many hours its took to crack. I think the brace...
Forum: RV Ongoing Maintenance Issues 01-21-2018, 07:59 AM
Replies: 18
Views: 3,091
Posted By Captain Avgas
Bill, there are a couple of problems with the...

Bill, there are a couple of problems with the solution you show. It's simple but in reality it is too simple.

Firstly the brace applies an eccentric load on the oil cooler bolt which in effect wants...
Forum: RV Ongoing Maintenance Issues 01-21-2018, 02:48 AM
Replies: 18
Views: 3,091
Posted By Captain Avgas
If you post a couple of pix of your original...

If you post a couple of pix of your original configuration (one from front of baffle showing engine brace to cooler connection and one from rear of baffle showing cooler flange attachment bolt) then...
Forum: RV General Discussion/News 01-21-2018, 02:12 AM
Replies: 112
Views: 14,746
Posted By Captain Avgas
Let me see now.....RV7 owners are suggesting the...

Let me see now.....RV7 owners are suggesting the OP build an RV7, and RV9 owners are suggesting the OP build an RV9....and there are builders who haven't even flown yet who are extolling the flight...
Forum: Southeast 01-15-2018, 06:21 PM
Replies: 21
Views: 3,868
Posted By Captain Avgas
Pete, I suspect there might be a lot of foreign...

Pete, I suspect there might be a lot of foreign pilots on this forum who would be very interested in what is entailed in validating a foreign PPL for flight in the USA.

Have you actually done it....
Forum: Southeast 01-15-2018, 04:41 AM
Replies: 21
Views: 3,868
Posted By Captain Avgas
I'd be surprised if it's legal to fly a rental...

I'd be surprised if it's legal to fly a rental aircraft in the US on a NZ pilot's licence.

Have you checked on the requirements. It's not like renting a car.
Forum: RV-9/9A 01-06-2018, 08:40 PM
Replies: 9
Views: 1,672
Posted By Captain Avgas
OK, don't keep us in suspense. What should one...

OK, don't keep us in suspense. What should one use.
Forum: RV-7/7A 01-04-2018, 07:37 PM
Replies: 13
Views: 2,928
Posted By Captain Avgas
Those holes are left open for attachment of the...

Those holes are left open for attachment of the gear leg brackets for the RV7A. On the RV7 they are supposed to have bolts in them (NO EMPTY HOLES PERMITTED) but I have seen RV7s without those bolts....
Forum: RV Building Tips/Techniques 12-22-2017, 08:37 AM
Replies: 18
Views: 1,440
Posted By Captain Avgas
+1 for this post. A cheap band saw and a drill...

+1 for this post. A cheap band saw and a drill press are must haves in my opinion, particularly if building a slow build kit. I'm a TC and I just see so many builders fabricating second rate parts...
Forum: RV General Discussion/News 12-21-2017, 07:46 PM
Replies: 16
Views: 2,893
Posted By Captain Avgas
It's time for you start buying some connectors...

It's time for you start buying some connectors and pins. Shortly you're going to need lots of them. Buy a range of Molex connectors. They're dirt cheap.

Go to SteinAir. They stock the lot. Also get...
Forum: RV-6/6A 12-18-2017, 12:07 AM
Replies: 15
Views: 2,518
Posted By Captain Avgas
I highly recommend you go to the archives on this...

I highly recommend you go to the archives on this and get a lot of information. It's all there. In the meantime you need to be very circumspect about taking advice on this topic. Acrylic is highly...
Forum: RV-8/8A 12-15-2017, 08:08 AM
Replies: 18
Views: 2,819
Posted By Captain Avgas
Increasing fuel flow can be a fix for reducing...

Increasing fuel flow can be a fix for reducing CHTs on take-off. But if your FF is in fact already reasonable then putting a richer jet in the fuel control will only make the engine loose power (and...
Forum: RV General Discussion/News 12-13-2017, 05:19 AM
Replies: 62
Views: 4,884
Posted By Captain Avgas
Well, what ColoRV did in fact say was (and I'm...

Well, what ColoRV did in fact say was (and I'm quoting him verbatim):

"If you look at it from the other side, I suspect Vans could very well wish this forum didn't exist".

"Every time I've spoken...
Forum: RV General Discussion/News 12-13-2017, 04:50 AM
Replies: 62
Views: 4,884
Posted By Captain Avgas
It all depends on what you mean by "technical...

It all depends on what you mean by "technical support". For structural issues I often respond to posters by advising them to go directly to Vans. But very few threads started on VAF are about genuine...
Forum: RV General Discussion/News 12-12-2017, 11:06 PM
Replies: 62
Views: 4,884
Posted By Captain Avgas
I note that you have made 856 posts on VAF since...

I note that you have made 856 posts on VAF since 2012. I'm really surprised that you continue to persevere with a technical forum that you consider is so flawed and has so little to offer.
Forum: RV General Discussion/News 12-12-2017, 07:24 PM
Replies: 62
Views: 4,884
Posted By Captain Avgas
Bill, you've stepped into this thread and hit the...

Bill, you've stepped into this thread and hit the nail on the head first up. There's no question that VAF is a massive marketing tool for Vans Aircraft on several levels. It's now probably their...
Forum: RV General Discussion/News 12-11-2017, 08:06 PM
Replies: 62
Views: 4,884
Posted By Captain Avgas
The truth is that any manufacturer who is...

The truth is that any manufacturer who is conceited or foolish enough to imagine that their products will simply sell themselves is not destined to have a big future.

RV kits are good products but...
Forum: RV General Discussion/News 12-10-2017, 10:58 PM
Replies: 62
Views: 4,884
Posted By Captain Avgas
Rob, thank you for your comment. This poll was...

Rob, thank you for your comment. This poll was set up specifically to gauge in some quantifiable manner whether Vans Aircraft benefits in terms of kit sales from the existence of VAF.

There is no...
Forum: RV General Discussion/News 12-08-2017, 06:18 AM
Replies: 62
Views: 4,884
Posted By Captain Avgas
Vic thanks for your constructive comment....

Vic thanks for your constructive comment. Certainly this poll has proven to be trickier than I first imagined. Obviously if builders started building before VansAirforce existed then it is not...
Forum: RV General Discussion/News 12-06-2017, 08:13 PM
Replies: 62
Views: 4,884
Posted By Captain Avgas
Please read Post no 1 before voting.

The problem I have is that builders are not reading my Post no. 1 regarding voting qualifications. It says that the poll is not open to builders who commenced construction before January 2005.

This...
Forum: RV General Discussion/News 12-05-2017, 11:43 PM
Replies: 21
Views: 2,782
Posted By Captain Avgas
New poll

I have today started a new thread with a Poll titled: "How influential was the existence of VAF in your decision to build an RV". This poll is only open to BUILDERS.

I have deleted the Poll I...
Forum: RV General Discussion/News 12-05-2017, 10:54 PM
Replies: 62
Views: 4,884
Posted By Captain Avgas
THIS POLL IS ONLY OPEN TO BUILDERS WHO COMMENCED CONSTRUCTION AFTER JANUARY 2005

THIS POLL IS ONLY OPEN TO BUILDERS WHO COMMENCED CONSTRUCTION AFTER JANUARY 2005

THIS POLL IS ONLY OPEN TO BUILDERS WHO COMMENCED CONSTRUCTION AFTER JANUARY 2005

THIS POLL IS ONLY OPEN TO BUILDERS...
Forum: RV General Discussion/News 12-03-2017, 10:24 PM
Replies: 21
Views: 2,782
Posted By Captain Avgas
Great suggestion Ryan. I have started a poll on...

Great suggestion Ryan. I have started a poll on this topic in a separate concurrent thread. Go and vote. :D
Forum: RV General Discussion/News 12-03-2017, 01:02 AM
Replies: 21
Views: 2,782
Posted By Captain Avgas
VansAirforce's massive contribution to the 10,000 milestone

OK, I'll come straight to the point. Without VansAirforce I don't believe that Vans Aircraft would be celebrating their 10,000 flying aircraft milestone at this time...or at any time in the near...
Forum: RV General Discussion/News 12-01-2017, 08:25 PM
Replies: 28
Views: 4,217
Posted By Captain Avgas
I'm amazed that Vans has been able to withstand...

I'm amazed that Vans has been able to withstand the opportunistic, litigious US legal system (so far).

A terrific achievement by Vans in a notoriously difficult industry. :)
Forum: RV-14 12-01-2017, 07:52 PM
Replies: 9
Views: 1,989
Posted By Captain Avgas
Everything you need to know is in this thread...

Everything you need to know is in this thread from the archives.

http://www.vansairforce.com/community/showthread.php?t=84988

The archives are your friend.
Forum: Alternative Engines 11-27-2017, 10:14 AM
Replies: 79
Views: 20,488
Posted By Captain Avgas
There are a lot of negative views out there on...

There are a lot of negative views out there on auto conversions for the simple reason that so many people have had negative experiences using them. RV builders who have gone down that road without...
Forum: Alternative Engines 11-20-2017, 09:08 PM
Replies: 79
Views: 20,488
Posted By Captain Avgas
236 knots is 36 kts over the RV7A Vne speed. :eek:

236 knots is 36 kts over the RV7A Vne speed. :eek:
Forum: RV-12 11-20-2017, 08:49 PM
Replies: 31
Views: 4,179
Posted By Captain Avgas
If you finish the plane one day you'll want to...

If you finish the plane one day you'll want to take your son flying with you. :)

On that basis I wouldn't be making engine purchase decisions working backwards from a desire to save money. I'd be...
Forum: RV-7/7A 11-17-2017, 08:00 PM
Replies: 6
Views: 1,454
Posted By Captain Avgas
The danger of using a composite prop on an RV7 is...

The danger of using a composite prop on an RV7 is that you can end up with an aft CG problem and have seriously limited baggage capacity.
Forum: RV-7/7A 11-15-2017, 08:13 AM
Replies: 30
Views: 5,057
Posted By Captain Avgas
Wink And of course you too are entitled to your...

And of course you too are entitled to your opinion Walt.

However the truth is that the RV7A nosegear was primarily a carry-over design from the RV6A. But the RV6A had a lower gross weight and they...
Forum: RV-7/7A 11-14-2017, 09:26 PM
Replies: 30
Views: 5,057
Posted By Captain Avgas
If you're contemplating the A model I'd buy the...

If you're contemplating the A model I'd buy the RV14A just to get the more robust nose gear. The RV7A nosegear has proven to be very fragile.
Forum: RV Building Tips/Techniques 11-13-2017, 05:40 AM
Replies: 73
Views: 8,381
Posted By Captain Avgas
Yes that's true, but when we go to Denver we may...

Yes that's true, but when we go to Denver we may well have our wife, or child, or grandchild on board....so it is our moral responsibility to ensure that the aircraft is built (and maintained) to the...
Forum: RV General Discussion/News 11-09-2017, 12:16 AM
Replies: 80
Views: 12,435
Posted By Captain Avgas
The RV4 was effectively rendered obsolete when...

The RV4 was effectively rendered obsolete when the RV8 was introduced in 1995. In other words virtually all ongoing RV4 builders have had at least 22 years to buy all their kits. ;)
Forum: RV General Discussion/News 11-08-2017, 07:51 PM
Replies: 80
Views: 12,435
Posted By Captain Avgas
The worst scenario is not that Vans makes a few...

The worst scenario is not that Vans makes a few tough decisions on supply of parts for very old models. The worst scenario is that they DO NOT make the necessary tough decisions and become insolvent,...
Forum: RV General Discussion/News 11-08-2017, 06:35 AM
Replies: 80
Views: 12,435
Posted By Captain Avgas
I honestly doubt that Vans management would lose...

I honestly doubt that Vans management would lose much sleep over that.
Forum: RV Building Tips/Techniques 11-04-2017, 07:30 AM
Replies: 73
Views: 8,381
Posted By Captain Avgas
I never said everyone has to build a perfect...

I never said everyone has to build a perfect showplane.

However I would encourage all builders to build to the very best of their abilities... to give it their very best shot. The attitude of...
Forum: RV Building Tips/Techniques 11-02-2017, 11:41 PM
Replies: 73
Views: 8,381
Posted By Captain Avgas
My best guess is that the quality of an...

My best guess is that the quality of an amateur-built aircraft is established even before the first rivet is driven. Some people have the patience and inherent disposition to build quality and others...
Forum: RV Ongoing Maintenance Issues 10-29-2017, 10:00 PM
Replies: 4
Views: 740
Posted By Captain Avgas
Thanks a lot to Tobin for taking the time to...

Thanks a lot to Tobin for taking the time to steer me in the right direction. I'd actually seen that table in my searches but assumed it was for the 6300 series... but I see now that the table...
Forum: RV Ongoing Maintenance Issues 10-29-2017, 06:12 AM
Replies: 4
Views: 740
Posted By Captain Avgas
Magneto clamp torque

I'm interested in determining the specified torque for the nuts on the clamp plates of the Slick 4371 magneto. I've read back through all available threads in the archives and the information...
Forum: Electronic Ignition Systems 10-23-2017, 09:27 PM
Replies: 16
Views: 1,370
Posted By Captain Avgas
I think your comments are reasonable. I wouldn't...

I think your comments are reasonable. I wouldn't criticise anyone for opting for a single non-impulse magneto. However we need to see the reliability of the impulse coupled mag in perspective....
Forum: RV General Discussion/News 10-23-2017, 08:46 PM
Replies: 24
Views: 4,075
Posted By Captain Avgas
And think of all of the RV builders who have used...

And think of all of the RV builders who have used Sikaflex to adhere their plexiglass canopies to Vans dodgy powder coated canopy frames. Vans have always advised against the Sikaflex process. They...
Forum: Electronic Ignition Systems 10-23-2017, 12:36 AM
Replies: 16
Views: 1,370
Posted By Captain Avgas
I have a single magneto and a single LightSpeed...

I have a single magneto and a single LightSpeed EI. For the LightSpeed the manufacturer states as follows:


Question Which spark plug location do you recommend for a single Plasma CDI...
Forum: RV General Discussion/News 10-14-2017, 08:57 AM
Replies: 45
Views: 6,267
Posted By Captain Avgas
Hi Scott, it has been my observation over the...

Hi Scott, it has been my observation over the years that the enthusiasm with which individual builders initially embrace auto conversions is inversely proportional to their understanding of things...
Forum: Electronic Ignition Systems 10-11-2017, 10:48 PM
Replies: 165
Views: 24,463
Posted By Captain Avgas
Talking That may be true, but it doesn't undermine the...

That may be true, but it doesn't undermine the theory that faults in experimental ignition systems will be largely under-reported by users for numerous reasons. As I said previously there is no...
Forum: Electronic Ignition Systems 10-11-2017, 09:16 AM
Replies: 165
Views: 24,463
Posted By Captain Avgas
This thread has seen some enthusiastic opinions...

This thread has seen some enthusiastic opinions expressed but to date it has been reasonably civilised and some interesting information has emerged. So let's keep it that way.

I think that one of...
Forum: Electronic Ignition Systems 10-10-2017, 11:08 PM
Replies: 165
Views: 24,463
Posted By Captain Avgas
The specific cases you have raised are typically...

The specific cases you have raised are typically magneto timing "adjustment problems" of 4-5 degrees. Of course everyone knows that Magneto timing can drift with component wear. That's why we check...
Forum: Electronic Ignition Systems 10-10-2017, 07:44 AM
Replies: 165
Views: 24,463
Posted By Captain Avgas
It's not that I'm sceptical, but I think you...

It's not that I'm sceptical, but I think you should state your search criteria and produce the specific case results of your SDR search so that we can ascertain for ourselves if they are valid to the...
Forum: Electronic Ignition Systems 10-09-2017, 08:04 PM
Replies: 165
Views: 24,463
Posted By Captain Avgas
I have dual ignition systems so that if one...

I have dual ignition systems so that if one malfunctions the other will automatically keep the engine running without a hiccup and without my intervention. The concept that one ignition failing might...
Forum: Electronic Ignition Systems 10-09-2017, 06:27 AM
Replies: 165
Views: 24,463
Posted By Captain Avgas
I refer again to the concurrent thread 'PMAG...

I refer again to the concurrent thread 'PMAG Problem' on VansAirforce. The OP of that thread, Loal Wood, required a top end job done on his Lycoming after his sole PMAG lost timing. This is what Loal...
Forum: Electronic Ignition Systems 10-08-2017, 10:10 PM
Replies: 165
Views: 24,463
Posted By Captain Avgas
The misconception about PMAGs is that if you have...

The misconception about PMAGs is that if you have two of them you automatically have redundancy. But that has not always proven to be the case. Their specific weakness is that they have been...
Forum: Electronic Ignition Systems 10-08-2017, 12:04 AM
Replies: 165
Views: 24,463
Posted By Captain Avgas
I'm sorry but the above statement is...

I'm sorry but the above statement is inappropriate . The OP in fact was asking for information by which he could evaluate several systems. He was not asking solely for P-MAG reviews. Therefore a...
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