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Search: Posts Made By: Bevan
Forum: RV Building Tips/Techniques 10-14-2021, 02:42 AM
Replies: 30
Views: 3,532
Posted By Bevan
I did the exact same installation as described...

I did the exact same installation as described below for the same reasons on my RV7A which has been flying since 2015 (300+ hrs). No problems to report. I would do it again (for mechanical fuel...
Forum: RV-7/7A 10-12-2021, 03:48 PM
Replies: 4
Views: 601
Posted By Bevan
Did the spinner - cowl orientation come out the...

Did the spinner - cowl orientation come out the same as before the engine mount change? Some spinner - cowl orientations are quite close.

Bevan
Forum: ADS-B 10-12-2021, 01:50 PM
Replies: 34
Views: 5,823
Posted By Bevan
I seem to recall Uavioncs had changed the...

I seem to recall Uavioncs had changed the software to allow turning off the white light when using in a wingtip. Have you been able to turn off the white light?

Bevan
Forum: RV General Discussion/News 10-04-2021, 04:12 PM
Replies: 11
Views: 1,329
Posted By Bevan
I bought from a local sign shop because they had...

I bought from a local sign shop because they had competitive pricing and offered lots of tips for working with it.

Bevan
Forum: RV-7/7A 10-04-2021, 02:02 AM
Replies: 1
Views: 407
Posted By Bevan
Probably call Vans tech support in the morning. ...

Probably call Vans tech support in the morning. This is an important area.

Bevan
Forum: RV General Discussion/News 10-04-2021, 01:39 AM
Replies: 11
Views: 1,329
Posted By Bevan
6 years and 300+ hrs of flight time. Iíve had no...

6 years and 300+ hrs of flight time. Iíve had no problem due to engine/exhaust heat. My aluminum upper plenum is also got a wrap on it for color. It has melted only slightly in a few spots where...
Forum: RV General Discussion/News 10-01-2021, 01:41 PM
Replies: 7
Views: 1,249
Posted By Bevan
Probably too late to change now but for others...

Probably too late to change now but for others still building, to eliminate this problem and for a cleaner look, consider trimming the flange slightly and putting it on the inside. I did it this way...
Forum: RV General Discussion/News 09-29-2021, 09:50 PM
Replies: 11
Views: 1,329
Posted By Bevan
I echo what Ralph said. I did a full wrap...

I echo what Ralph said. I did a full wrap myself. It took about 100 man hours over the course of a month.

Bevan
16487
Forum: Canada 09-07-2021, 12:39 PM
Replies: 3
Views: 479
Posted By Bevan
Welcome Colin, Iím sure some from Calgary will...

Welcome Colin,

Iím sure some from Calgary will chime in soon. Iím in Abbotsford BC and am willing to chat if thatís of any help to you. Iíve only built one RV7A and have been flying it for 6 years...
Forum: RV General Discussion/News 09-01-2021, 10:34 PM
Replies: 14
Views: 1,592
Posted By Bevan
I seem to recall that the shroud and blast tube...

I seem to recall that the shroud and blast tube for the mechanical fuel pump is recommended by Vans. I would think itís standard practice. Not perfect but it canít hurt.

Bevan
Forum: Electrical Systems 08-14-2021, 07:53 PM
Replies: 10
Views: 1,344
Posted By Bevan
An overly complex/capable electrical system may...

An overly complex/capable electrical system may be prone to more points of failure, and be more difficult to understand adequately making it less reliable than a simpler system.

Iím not a big fan...
Forum: RV-14 06-30-2021, 01:50 PM
Replies: 24
Views: 4,147
Posted By Bevan
Min RPM, ~900 rpm, tough to do in flight and...

Min RPM, ~900 rpm, tough to do in flight and ship’s power is the backup anyway.
Fuel savings? yes. I typically burn 7.3gph at 60-65% = 160KTAS cruise (RV7A 180hp parallel valve).
Reliability? ...
Forum: Electronic Ignition Systems 06-26-2021, 04:54 PM
Replies: 77
Views: 10,372
Posted By Bevan
How does one identify a counterfeit spark...

How does one identify a counterfeit spark plug?

Bevan
Forum: Fuel Injection Systems 05-24-2021, 03:56 AM
Replies: 20
Views: 3,005
Posted By Bevan
I wonder why we donít see an integrated spring...

I wonder why we donít see an integrated spring that would put the purge valve in the run position should the control cable break. Do properly installed threaded push-pull style cables like the type...
Forum: RV Building Tips/Techniques 05-13-2021, 01:18 AM
Replies: 21
Views: 3,771
Posted By Bevan
Toggles all the way. No regrets.

Toggles all the way. No regrets.
Forum: Electronic Ignition Systems 05-08-2021, 06:39 PM
Replies: 39
Views: 5,408
Posted By Bevan
If my plane gets hit by lightning, Iíve got all...

If my plane gets hit by lightning, Iíve got all kinds of unwanted problems. A bigger fear would be welded control surface hinges. For the sake of argument, is a dual Pmag equipped airplane...
Forum: Electronic Ignition Systems 05-08-2021, 02:27 PM
Replies: 39
Views: 5,408
Posted By Bevan
But of course anything electrical will fail...

But of course anything electrical will fail simply by disconnecting a ground wire. Two P-mags each with their own ground wire (and every other wire needed to operate including plug wires, connectors...
Forum: RV-7/7A 04-17-2021, 01:27 AM
Replies: 2
Views: 642
Posted By Bevan
Yes. One Andair gascolator in each wing root. ...

Yes. One Andair gascolator in each wing root. RV7A. This photo shows the bulkhead fittings that will eventually be put through the inner fuel tank rib. Tubes from left to right are vent, return,...
Forum: Electrical Systems 03-19-2021, 07:00 PM
Replies: 66
Views: 11,842
Posted By Bevan
In my humble opinion, adding a crimped on ferrule...

In my humble opinion, adding a crimped on ferrule simply adds another potential failure point and it is my understanding that the green style terminal strip is intended for use with stranded wire,...
Forum: Traditional Aircraft Engines 01-28-2021, 11:10 PM
Replies: 10
Views: 1,747
Posted By Bevan
Give Fumoto t202n a look. Bevan

Give Fumoto t202n a look.

Bevan
Forum: Electronic Ignition Systems 01-02-2021, 10:38 PM
Replies: 67
Views: 12,089
Posted By Bevan
Meter the Pmag spark wires. They should all be...

Meter the Pmag spark wires. They should all be in the same range (300-500 ohms as I recall). If you get some above 1000 ohms (or fluctuating when twisting and pulling on the ends) replace or take...
Forum: Electronic Ignition Systems 12-31-2020, 12:40 AM
Replies: 51
Views: 5,483
Posted By Bevan
Has anyone heard of an adapter (torqued or not)...

Has anyone heard of an adapter (torqued or not) to back out while the engine was running?

Bevan
Forum: RV General Discussion/News 12-27-2020, 11:29 PM
Replies: 10
Views: 2,752
Posted By Bevan
While I can understand wanting to part with the...

While I can understand wanting to part with the project, Iím so glad you decided to keep it and restart at a later time. I had to take a two year break while building and donít regret the 14 years...
Forum: RV General Discussion/News 12-23-2020, 01:15 PM
Replies: 36
Views: 5,272
Posted By Bevan
Missing switches: Chaff Chem trails Passenger...

Missing switches:

Chaff
Chem trails
Passenger Eject

Just a thought, when you layout switches for example, I assume you will group them somehow. I recommend leaving a full space between the groups...
Forum: RV General Discussion/News 12-22-2020, 05:00 PM
Replies: 45
Views: 8,425
Posted By Bevan
Not instrument rated but I practice ILS...

Not instrument rated but I practice ILS approaches in my RV7A at 113kts (gps speed on a 3 degree slope). This makes for a 600fpm descent which also works if I use the AP (which is limited to 100fpm...
Forum: Safety 12-21-2020, 04:53 PM
Replies: 32
Views: 6,276
Posted By Bevan
And itís better to also have a left handed...

And itís better to also have a left handed version for the passenger side!
Forum: RV-9/9A 12-19-2020, 12:40 AM
Replies: 77
Views: 15,954
Posted By Bevan
As previously mentioned, TCW Safety Trim system...

As previously mentioned, TCW Safety Trim system has a three way switch as part of the package for this very reason. Normal, Off, Reverse. Simple and elegant. Excellent attributes for important...
Forum: Electronic Ignition Systems 12-15-2020, 12:26 AM
Replies: 18
Views: 5,176
Posted By Bevan
BR8EIX NGK 6747

I use solid top Iridium NGK plugs with my dual Pmags. I change 4 out each annual even though I donít have to.

BR8EIX part number 6747.

Bevan
Forum: APRS Tracking 12-12-2020, 12:35 AM
Replies: 34
Views: 14,184
Posted By Bevan
Are you using the antenna that it came with?

Are you using the antenna that it came with?
Forum: Places To Fly...Things to See...Things to Eat 12-02-2020, 11:56 PM
Replies: 24
Views: 5,082
Posted By Bevan
If you have cellular service at the airport, you...

If you have cellular service at the airport, you could always try Uber or other ride sharing services.

Bevan
Forum: Electrical Systems 11-30-2020, 04:17 PM
Replies: 44
Views: 8,006
Posted By Bevan
No, the alternator cannot supply too much amps. ...

No, the alternator cannot supply too much amps. It can supply up to it’s rated output and then a bit more sometimes. It can supply too much voltage but that is addressed another way. The thing to...
Forum: Electronic Ignition Systems 11-22-2020, 05:51 AM
Replies: 16
Views: 3,242
Posted By Bevan
My opinion is you’re overthinking it. Two...

My opinion is you’re overthinking it. Two unrelated critical system failures on the same flight? Extremely unlikely unless you’re fighting in a war zone. LOL

I have 2 Pmags, and Precision fuel...
Forum: Flight Testing 11-21-2020, 02:31 AM
Replies: 5
Views: 1,817
Posted By Bevan
I’m looking at my plane and theoretical drag...

I’m looking at my plane and theoretical drag reduction due to protusions such as antennas and exhaust pipes. I always assumed that reducing protrusions on the fuselage (within the propeller arc)...
Forum: Flight Testing 11-20-2020, 06:07 PM
Replies: 5
Views: 1,817
Posted By Bevan
Prop disc airspeed

Has anyone here measured, or can make an educated guess what the ratio of airspeed is between that measured at the typical pitot location and inside the propeller disc area (preferably at the point...
Forum: RV General Discussion/News 11-01-2020, 03:40 AM
Replies: 7
Views: 1,537
Posted By Bevan
Yes. And if that same US built airplane is...

Yes. And if that same US built airplane is imported into and registered in Canada, the Canadian owner can now sign off on the annuals etc. Weíve got it good here. Letís not screw it up.

BTW, in...
Forum: RV-8/8A 10-28-2020, 08:37 PM
Replies: 5
Views: 1,811
Posted By Bevan
I bought a smaller square one for $90 on...

I bought a smaller square one for $90 on amazon.ca. I think the brand name Polar from Canada. Seems to work good and sticks very good. Same adhesive and silicone sealant.

My hangar neighbor...
Forum: RV-8/8A 10-28-2020, 09:29 AM
Replies: 5
Views: 1,811
Posted By Bevan
The 440 heat pad did not fit my O-360-A1F6. Sent...

The 440 heat pad did not fit my O-360-A1F6. Sent it back.

Bevan
Forum: RV General Discussion/News 10-27-2020, 10:49 PM
Replies: 6
Views: 1,480
Posted By Bevan
You might call gen-Aircraft-hardware.com Bevan

You might call gen-Aircraft-hardware.com

Bevan
Forum: Glass Cockpit 10-14-2020, 05:16 PM
Replies: 7
Views: 1,418
Posted By Bevan
Me too! Headset off, paying attention to...

Me too! Headset off, paying attention to surroundings and the sound of starter and engine. If the engine monitor is powered up too, there will be too many alerts that are irrelevant at that point...
Forum: Electrical Systems 10-08-2020, 02:58 PM
Replies: 6
Views: 1,546
Posted By Bevan
IMHO, the feed wire should be sized to handle ALL...

IMHO, the feed wire should be sized to handle ALL the potential future loads (at same time) plus a buffer, and consider the available sizes of circuit breakers.

If the feed wire is longer than 6...
Forum: Glass Cockpit 10-05-2020, 09:13 PM
Replies: 7
Views: 1,643
Posted By Bevan
If your cockpit is too hot for the computers,...

If your cockpit is too hot for the computers, maybe itís too hot for the pilot too. I love my Kroger sun shade and have not experienced an iPad shutdown. The iPad is mounted on a Ram mount right in...
Forum: RV-6/6A 10-05-2020, 09:04 PM
Replies: 6
Views: 2,268
Posted By Bevan
I have a few questions... Which prop does it on...

I have a few questions...

Which prop does it on the V6?

Is your declared cruise speed KTAS, IAS, MPH, GPS, other?

what was the altitude and manifold pressure at that speed?

Bevan
Forum: RV Building Tips/Techniques 10-04-2020, 01:25 PM
Replies: 5
Views: 1,532
Posted By Bevan
How do you secure the screen up inside the tube...

How do you secure the screen up inside the tube without so it doesnít fall out and without plugging up the screen with glue? I think mine may have been turned on a lathe to creat a groove inside...
Forum: RV Building Tips/Techniques 10-04-2020, 01:20 PM
Replies: 5
Views: 1,532
Posted By Bevan
Those are effectively fairings. Iím looking for...

Those are effectively fairings. Iím looking for the bulkhead fittings that have been machined to accept a small screen disc and the screen already installed. They are superior to the first version...
Forum: RV Building Tips/Techniques 10-04-2020, 05:58 AM
Replies: 5
Views: 1,532
Posted By Bevan
Fuel vent with screen

Who sells the fuel vent (made from An832-4D bulkhead) with a tiny screen already installed?

Bevan
Forum: Electronic Ignition Systems 09-26-2020, 10:28 PM
Replies: 12
Views: 3,020
Posted By Bevan
I think the best way to fire the plugs is with EI...

I think the best way to fire the plugs is with EI systems. The best way to do that is two separate (and redundant) EI systems. There’s no advantage in my view to use two DIFFERENT types of ignition...
Forum: RV General Discussion/News 09-25-2020, 09:46 PM
Replies: 18
Views: 4,070
Posted By Bevan
Welcome! Youíre gonna love flying that...

Welcome!

Youíre gonna love flying that RV7A.

Bevan
Forum: RV-7/7A 09-22-2020, 11:21 PM
Replies: 20
Views: 4,873
Posted By Bevan
Duckworth HID in the leading edges (both wings). ...

Duckworth HID in the leading edges (both wings). Strobe bulbs and colored LED bulbs (and colored plexi mirror backing) in the wing tips. Lightweight, inexpensive and works for me. If I had to do...
Forum: Electronic Ignition Systems 09-22-2020, 02:15 PM
Replies: 4
Views: 1,480
Posted By Bevan
I have 2 Pmags. One fires the top plugs, the...

I have 2 Pmags. One fires the top plugs, the other fires the bottom. Mag drop difference is about 30rpm. I attribute that to spark plug location in the cylinders.

Bevan
Forum: RV General Discussion/News 09-22-2020, 01:56 PM
Replies: 7
Views: 2,871
Posted By Bevan
Now now guys, you’re letting your superficial...

Now now guys, you’re letting your superficial bias show. While they are very different looking airplanes that handle differently on the ground, the A model is not “not worth having”. Besides it was...
Forum: RV General Discussion/News 09-21-2020, 12:29 AM
Replies: 12
Views: 2,891
Posted By Bevan
Low adhesion sealant

Next time, use low adhesion sealant. I found some at skygeek.com

Bevan
Forum: RV General Discussion/News 09-20-2020, 11:04 PM
Replies: 18
Views: 3,637
Posted By Bevan
Hangar Jammies

Someone use to make/sell hangar jammies for RVs. I have a set and bought them used here on VAF classifieds. You might put in a WTB ad cause I’m not selling mine. :)

Bevan.
Forum: Traditional Aircraft Engines 09-11-2020, 02:07 PM
Replies: 8
Views: 4,701
Posted By Bevan
Not really any useful pictures as it’s a very...

Not really any useful pictures as it’s a very busy space. Here’s an old photo showing the right side with UN modified heat muff in use. The left side has the two ports cut off and the remainder...
Forum: Traditional Aircraft Engines 09-11-2020, 03:05 AM
Replies: 8
Views: 4,701
Posted By Bevan
Iíve been flying my RV7A in Canada for 5 years...

Iíve been flying my RV7A in Canada for 5 years now including winter. The coldest was when it was -10Celsius (14f) at sea level. I have dual Vetterman exhaust but only using one heat muff feeding...
Forum: RV-10 09-05-2020, 06:52 PM
Replies: 23
Views: 8,118
Posted By Bevan
Not necessarily. I built transitions (to...

Not necessarily. I built transitions (to aluminum plenum) out of aluminum. I donít have cooling problems. Somewhat odd though is cylinders 3 & 4 run about 15-20deg warmer than cylinders 1 &...
Forum: Web Site Development 08-28-2020, 03:42 AM
Replies: 1
Views: 5,990
Posted By Bevan
Resizing photos on IPad

When attaching a photo, you will probably first have to resize it smaller. If youíre using an iPad, hereís a short and concise video on how to do it.

https://youtu.be/acM_dMuBThc

Bevan
Forum: RV-7/7A 08-28-2020, 02:06 AM
Replies: 33
Views: 7,769
Posted By Bevan
14 years of the equivalent to working on it every...

14 years of the equivalent to working on it every Sunday afternoon (4.5 hrs average per week) = one finished slow-build RV7A. 3312 hrs total shop time logged.

2.5 hr build sessions seemed to be...
Forum: RV-7/7A 08-26-2020, 02:22 PM
Replies: 12
Views: 2,035
Posted By Bevan
Iím not sure how much the chute system weighs,...

Iím not sure how much the chute system weighs, and assuming it is built into the baggage area, I think you may need the extra weight up front in order to maintain practical balance numbers,...
Forum: Canada 08-24-2020, 12:59 AM
Replies: 15
Views: 3,254
Posted By Bevan
But they may not give you an expanded corridor...

But they may not give you an expanded corridor until after you have 5 trouble free hrs in the log book. Bevan
Forum: RV General Discussion/News 08-23-2020, 02:39 PM
Replies: 61
Views: 27,790
Posted By Bevan
I suspect it’s so easy for a home builder to wrap...

I suspect it’s so easy for a home builder to wrap for themselves, there’s little money in it for the pro’s. My self-serve wrap is five years old now, 250+ flight hours and holding up well. The...
Forum: Glass Cockpit 08-15-2020, 05:30 AM
Replies: 4
Views: 1,476
Posted By Bevan
G-meter reset

My G-meter displays max G for the flight. How to reset it during flight?

Bevan
Forum: Autopilots 08-12-2020, 04:45 PM
Replies: 9
Views: 4,456
Posted By Bevan
It would seem to me there should be a groove cut...

It would seem to me there should be a groove cut near the end of the shaft to put a C-clip to prevent the whole thing from coming out of the housing should the roll pin fail. Does the shaft/control...
Forum: Canada 08-05-2020, 05:23 PM
Replies: 18
Views: 4,683
Posted By Bevan
Ralph, I would like to know more details about...

Ralph, I would like to know more details about how you did the test. Flow rate through gascolator is my main question. What type of gascolator (filter material) was used. For example, I use Andair...
Forum: Canada 08-05-2020, 12:26 AM
Replies: 18
Views: 4,683
Posted By Bevan
Thatís great news Les, Can you point us to the...

Thatís great news Les,

Can you point us to the supporting documentation in case a local inspector ďhasnít got the memoĒ?

May we assume this rule is retroactive for flying aircraft previously...
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