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Search: Posts Made By: Finley Atherton
Forum: RV General Discussion/News 02-10-2020, 12:56 PM
Replies: 9
Views: 1,359
Posted By Finley Atherton
Also depends on the brand of prop governor. On my...

Also depends on the brand of prop governor.
On my O 320 with a windmilling Hartzell prop at idle cutoff the MT governor still works whereas a Hartzell governor does not (insufficient rpm for the...
Forum: RV-9/9A 02-02-2020, 04:17 PM
Replies: 53
Views: 4,291
Posted By Finley Atherton
A 360 and a Whirl Wind composite constant speed...

A 360 and a Whirl Wind composite constant speed prop.

Fin 9A
Forum: COMM 01-22-2020, 01:48 AM
Replies: 18
Views: 1,264
Posted By Finley Atherton
I used a few switches and the AMX-2A 10 channel...

I used a few switches and the AMX-2A 10 channel audio mixer (http://store.makerplane.org/10-channel-audio-mixer-mono-amx-2a/) referenced in Vern’s post #4. Installed 6 years ago and it has worked...
Forum: RV-9/9A 01-09-2020, 05:22 PM
Replies: 26
Views: 4,384
Posted By Finley Atherton
I often fly in the monthly competition in our...

I often fly in the monthly competition in our local Aeroclub 172. I actually enjoy the short flights as the 172 sort of feels like a comfortable old armchair.

One issue is that I am always chasing...
Forum: RV-7/7A 01-05-2020, 03:00 PM
Replies: 7
Views: 1,444
Posted By Finley Atherton
I used Tygon tube...

I used Tygon tube (https://www.aircraftspruce.com/catalog/appages/tygon.php) and Black Polyethylene Fittings (https://www.aircraftspruce.com/catalog/hapages/hosetubefit.php?clickkey=3011813)

Tygon...
Forum: RV-6/6A 01-02-2020, 12:52 AM
Replies: 2
Views: 595
Posted By Finley Atherton
See...

See

www.vansairforce.com/community/showthread.php?t=163819

I solved the same issue in my 9A as per my post #2.

Fin
Forum: Close Calls / Lessons Learned 12-27-2019, 02:41 PM
Replies: 45
Views: 6,400
Posted By Finley Atherton
I just installed new pads and the new thicker...

I just installed new pads and the new thicker discs two days ago. Bedded them in with a couple of hard, higher speed runs. Initial impressions are little or no brake fade after hard braking.

I used...
Forum: RV-9/9A 12-26-2019, 04:40 PM
Replies: 23
Views: 1,638
Posted By Finley Atherton
On the outboard side of the end rib so it is...

On the outboard side of the end rib so it is easily accessible when the wing tip is removed.

Fin
9A
Forum: RV General Discussion/News 12-23-2019, 12:05 PM
Replies: 39
Views: 4,078
Posted By Finley Atherton
I have Specsavers completely in the ear aids...

I have Specsavers completely in the ear aids which are the same as the Signia Silk NX AIDS (https://www.signia-hearing.com.au/silknx/). I can wear my headset over the aids and this works well...
Forum: RV-9/9A 12-22-2019, 03:22 PM
Replies: 37
Views: 5,250
Posted By Finley Atherton
9A, 0 320, 9:1 pistons one EI and Slick mag,...

9A, 0 320, 9:1 pistons one EI and Slick mag, Hartzell CS prop and carb.
8,000 to 10,000 feet, full throttle, 2,270 rpm and leaned manually to rough then in till just smooth:
Typically 150 to 153 kt...
Forum: RV-7/7A 11-03-2019, 08:54 AM
Replies: 10
Views: 1,133
Posted By Finley Atherton
See THIS...

See THIS (http://www.vansairforce.com/community/showthread.php?t=90006). Apologies, photos gone.

Fin 9A
Australia.
Forum: RV-7/7A 09-25-2019, 04:54 AM
Replies: 58
Views: 9,265
Posted By Finley Atherton
My 2 cents: Dump the portrait G3X (Post #35) -...

My 2 cents:
Dump the portrait G3X (Post #35) - not needed as a navigation backup if VFR. If IFR the GTN 650 will be the extra (main) GPS navigator.

On the extreme left side of the panel you could...
Forum: RV General Discussion/News 09-13-2019, 04:37 PM
Replies: 32
Views: 3,654
Posted By Finley Atherton
Element Fire Extinguisher

My understanding is that these cannot be turned off once started so the E50 would keep discharging for 50 seconds? Not desirable in a small cockpit!

Fin 9A.
Forum: Glass Cockpit 09-07-2019, 07:38 PM
Replies: 9
Views: 589
Posted By Finley Atherton
One time I successfully loaded the Nav data to...

One time I successfully loaded the Nav data to the card but it would not load to the GTN. Sprayed the card contacts with contact cleaner and problem solved.

Fin 9A
Forum: RV General Discussion/News 08-29-2019, 07:32 PM
Replies: 30
Views: 2,328
Posted By Finley Atherton
I believe the key to quickly interpreting digital...

I believe the key to quickly interpreting digital tapes is to always set the bugs as this gives an immediate visual reference if you have strayed above or below the desired value.

Having said that I...
Forum: Electrical Systems 08-02-2019, 05:04 PM
Replies: 35
Views: 2,871
Posted By Finley Atherton
IMHO no need for an E-bus. Most avionics have an...

IMHO no need for an E-bus. Most avionics have an ON/OFF switch. If necessary add extra dedicated switches for other avionics/components that you may want to load shed if the alternator fails.
Might...
Forum: RV Photo/Video URLs 06-17-2019, 04:26 PM
Replies: 13
Views: 3,258
Posted By Finley Atherton
I agree the nose wheel should be kept off the...

I agree the nose wheel should be kept off the ground as long as possible but a short field landing requires at least moderate braking which will bring the nose down prematurely even with the stick...
Forum: Glass Cockpit 06-01-2019, 01:42 AM
Replies: 29
Views: 5,575
Posted By Finley Atherton
Steve, No SBAS in Australia but I already get...

Steve,

No SBAS in Australia but I already get LNAV+V on my GTN650 so what extra does this new update (point 4) give?

Fin 9A
Australia
Forum: RV General Discussion/News 05-10-2019, 06:24 PM
Replies: 4
Views: 508
Posted By Finley Atherton
Thanks everyone. Fin 9A

Thanks everyone.

Fin 9A
Forum: RV General Discussion/News 05-10-2019, 04:50 PM
Replies: 4
Views: 508
Posted By Finley Atherton
Searching Short Words On VAF

I want to do a VAF search for the Garmin G5 but it wonít accept G5 as it is too short. Any suggestions how to search short words?

Fin 9A
Forum: RV General Discussion/News 05-01-2019, 11:16 PM
Replies: 11
Views: 2,082
Posted By Finley Atherton
I got a full sized mountain bike into my 9A. No...

I got a full sized mountain bike into my 9A. No room for a passenger but a fair bit of room for baggage. I removed the passenger seat back and the wheels, seat and pedals of the bike. It was OK as a...
Forum: RV General Discussion/News 04-27-2019, 05:48 PM
Replies: 5
Views: 1,298
Posted By Finley Atherton
Longitudinal stability for the 9A was tested in...

Longitudinal stability for the 9A was tested in this CAFE report (https://cafe.foundation/v2/pdf_cafe_apr/rv-9a.pdf) pages 3 and 5. The graphs on P 5 include the RV 8 for comparison.

Try searching...
Forum: Safety 04-24-2019, 01:52 PM
Replies: 26
Views: 3,219
Posted By Finley Atherton
Could drain the battery through the B lead when...

Could drain the battery through the B lead when the engine is not running if there is a bad diode in the alternator?

Fin 9A
Forum: Safety 04-02-2019, 02:01 PM
Replies: 26
Views: 3,219
Posted By Finley Atherton
Kaa, Do I have this correct? Your concern is...

Kaa,

Do I have this correct? Your concern is that the master relay fails taking the battery out of the system. The resulting undamped alternator voltage may? go over 16 volts and activate the...
Forum: RV General Discussion/News 03-26-2019, 03:43 PM
Replies: 36
Views: 2,614
Posted By Finley Atherton
Arrow Canadian Joy, The Spidertracks unit (mine is an...

Canadian Joy,

The Spidertracks unit (mine is an S3) goes into “monitor” mode at 30 kt (from memory) at takeoff indicated by a steady blue light. After landing and below 30 kt it can be shut off by...
Forum: RV General Discussion/News 03-26-2019, 01:07 PM
Replies: 36
Views: 2,614
Posted By Finley Atherton
Spidertracks does not have a G switch but an...

Spidertracks does not have a G switch but an alert process will be triggered after 15 minutes if the unit were to stop transmitting position reports without being shut down correctly as would likely...
Forum: RV General Discussion/News 03-25-2019, 09:15 PM
Replies: 36
Views: 2,614
Posted By Finley Atherton
PLBs are approved as the sole ELT for Australian...

PLBs are approved as the sole ELT for Australian aircraft provided they meet AS/NZS 4280.2:2300 which I presume is an Australian/New Zealand specification. An example is the GME unit....
Forum: Safety 02-22-2019, 04:00 PM
Replies: 29
Views: 4,566
Posted By Finley Atherton
May have been one of the older Deltran batteries...

May have been one of the older Deltran batteries that did not have any built-in protection?

Fin
9A
Forum: Instrument Flight Rules 02-16-2019, 11:13 AM
Replies: 45
Views: 5,823
Posted By Finley Atherton
When hand flying IFR or VFR I find the Flight...

When hand flying IFR or VFR I find the Flight Path Marker (bumble bee) on the Skyview to be the best indicator to maintain constant altitude both straight and level and turning. Just keep it on the...
Forum: Traditional Aircraft Engines 02-05-2019, 10:14 AM
Replies: 35
Views: 6,710
Posted By Finley Atherton
I presume you checked for correct idle mixture...

I presume you checked for correct idle mixture adjustment at a higher idle rpm where it was running OK. If so try pulling the mixture full out to idle cutoff when it is “misfiring” at low rpm. If the...
Forum: Probable Cause Documents Discussed 12-10-2018, 02:53 PM
Replies: 24
Views: 14,189
Posted By Finley Atherton
I suspect that in my example where I am...

I suspect that in my example where I am approaching 10 kt faster with a dead engine and full flap the high rate of descent will require considerable backstick in the flare which will abruptly reduce...
Forum: Probable Cause Documents Discussed 12-10-2018, 01:41 PM
Replies: 24
Views: 14,189
Posted By Finley Atherton
Or if you do then add more speed. Did some engine...

Or if you do then add more speed.
Did some engine out full flap tests in my 9A some time ago. My normal (engine producing power) short field approach speed is 55 kt with full flap. With a dead engine...
Forum: RV General Discussion/News 11-11-2018, 01:49 PM
Replies: 44
Views: 3,921
Posted By Finley Atherton
In Australia for aviation we use kts. Otherwise...

In Australia for aviation we use kts. Otherwise we use the metric system so when talking with non-pilots I use km/h because 324 km/h sounds much faster than 175 kts.

Fin.
9A
Forum: Glass Cockpit 11-04-2018, 04:04 PM
Replies: 16
Views: 2,596
Posted By Finley Atherton
Thanks Ashley for your excellent suggestions. I...

Thanks Ashley for your excellent suggestions. I now have the WiFi adaptor ordered but can’t bring myself to upgrade to touch at the current exchange rate :(
Changing Flightplan Source on the Touch...
Forum: Glass Cockpit 11-03-2018, 09:03 PM
Replies: 16
Views: 2,596
Posted By Finley Atherton
Don’t know about the Dynon database you use in...

Don’t know about the Dynon database you use in the USA but the Australian database for the Dynon supplied by AvPlan seems to have the waypoints for RNAVs. So, if my GTN 650 fails and time and...
Forum: Electrical Systems 10-28-2018, 03:06 PM
Replies: 19
Views: 2,336
Posted By Finley Atherton
Original poster wants IFR with Pmags so I would...

Original poster wants IFR with Pmags so I would suggest:

Conventional wiring with fuses/circuit breakers and NO VPX.
30 amp backup alternator mounted on the vac pump drive which should be sufficient...
Forum: RV-10 10-27-2018, 01:14 PM
Replies: 5
Views: 1,535
Posted By Finley Atherton
I did a temperature test on my 9A firewall...

I did a temperature test on my 9A firewall mounted EarthX battery. Can’t recall the exact results but on a hot day in cruise the environmental temperature at the battery location was near the max...
Forum: RV-9/9A 10-04-2018, 06:38 PM
Replies: 4
Views: 974
Posted By Finley Atherton
I have installed “The Works” on my 9A and you are...

I have installed “The Works” on my 9A and you are correct that it does not exactly fit the profile, especially on the left side. You are probably aware that the wing tip cutouts on the 9 are smaller...
Forum: RV-9/9A 09-28-2018, 05:12 PM
Replies: 20
Views: 2,713
Posted By Finley Atherton
1020 hours on my 9A with an 0-320 and Hartzell...

1020 hours on my 9A with an 0-320 and Hartzell CS. I have been happy with the overall performance and the c of g is just where I want it.
If I was doing it again I would consider an I0-360 with a...
Forum: Traditional Aircraft Engines 09-20-2018, 12:20 PM
Replies: 27
Views: 3,845
Posted By Finley Atherton
My comment in post 2 was for group A cylinders....

My comment in post 2 was for group A cylinders. As I understand it group B cylinders must be replaced.

Fin
9A
Forum: Traditional Aircraft Engines 09-20-2018, 06:49 AM
Replies: 27
Views: 3,845
Posted By Finley Atherton
1020 hours and no problems. Fin 9A

1020 hours and no problems.

Fin
9A
Forum: RV-8/8A 09-03-2018, 06:21 PM
Replies: 13
Views: 1,439
Posted By Finley Atherton
This is my experience with the Trio and my RV 9A...

This is my experience with the Trio and my RV 9A - don’t know if it is relevant to the RV 8.

Installed as per the plans my Trio pitch servo was over sensitive and prone to oscillations and...
Forum: RV-7/7A 07-21-2018, 07:13 PM
Replies: 73
Views: 70,475
Posted By Finley Atherton
Tom, I have a 9A and donít know much about the 7...

Tom, I have a 9A and donít know much about the 7 but 3.68 gals unusable fuel sounds excessive.

Fin.
9A NSW AUSTRALIA
Forum: RV General Discussion/News 06-04-2018, 07:10 PM
Replies: 112
Views: 17,090
Posted By Finley Atherton
Mark, THIS POST...

Mark,

THIS POST (http://www.vansairforce.com/community/showthread.php?p=780329#post780329) quoting figures from Vans for the 14, 9 and 7 may be useful. (Note that apparently experience has shown...
Forum: RV General Discussion/News 05-11-2018, 08:26 PM
Replies: 34
Views: 4,278
Posted By Finley Atherton
My prop will go coarse when windmilling. RV9A, 0...

My prop will go coarse when windmilling. RV9A, 0 320, 9:1 pistons, Hartzell prop and MT governor.

At 70 kts with the mixture at idle cut-off and prop control full in:
Oil pressure 55 psi
RPM...
Forum: RV General Discussion/News 05-11-2018, 06:20 PM
Replies: 34
Views: 4,278
Posted By Finley Atherton
Just to slightly complicate your simple...

Just to slightly complicate your simple procedure.

If you are doing a practice engine failure to low atlitude followed by a climb make sure to put the prop full fine at least a few seconds before...
Forum: RV General Discussion/News 05-11-2018, 04:42 PM
Replies: 34
Views: 4,278
Posted By Finley Atherton
Also depends on the type of governor if a...

Also depends on the type of governor if a windmilling Prop will go coarse.
On my 0 320 with a Hartzell Prop it will go coarse with an MT governor but not with a Hartzell governor. Going coarse...
Forum: RV General Discussion/News 01-23-2018, 06:03 PM
Replies: 51
Views: 6,367
Posted By Finley Atherton
I have no medical training but this is my...

I have no medical training but this is my experience.

I have been flying since the mid 1970's but went through a period a few years back when I would sometimes feel mildly nauseous when not flying...
Forum: RV General Discussion/News 01-17-2018, 06:38 PM
Replies: 12
Views: 1,351
Posted By Finley Atherton
Another one with this issue on my 0-320. Over the...

Another one with this issue on my 0-320. Over the years I have tried just about everything. The best solution was installing the FC-10 Fuel Computer (http://www.fdatasystems.com/fc-10/) as it has a...
Forum: RV General Discussion/News 10-16-2017, 05:28 PM
Replies: 14
Views: 3,664
Posted By Finley Atherton
I agree with the idea that you should not rely on...

I agree with the idea that you should not rely on the AP however my instructor put it this way. Single pilot IFR is one of the most difficult, task intensive things you can do in aviation and...
Forum: Glass Cockpit 10-09-2017, 07:19 PM
Replies: 38
Views: 11,321
Posted By Finley Atherton
Downloaded the update to a FAT32 formatted card...

Downloaded the update to a FAT32 formatted card but the GTN did not like it. I then put the same download on my spare Garmin card and everything updated perfectly.

Just went and did an LNAV+V and I...
Forum: RV General Discussion/News 09-20-2017, 03:35 PM
Replies: 9
Views: 1,949
Posted By Finley Atherton
http://i211.photobucket.com/albums/bb6/fpgath/DSCN...

http://i211.photobucket.com/albums/bb6/fpgath/DSCN2758.jpg


The lower surface of the nose cone can be cut away and reglassed to just below the big nut/lower end of the strut for extra ground...
Forum: Reviews 04-27-2017, 02:18 PM
Replies: 8
Views: 2,044
Posted By Finley Atherton
With the S3 you can't text so there is only the...

With the S3 you can't text so there is only the cost of the S3 and the monthly plan cost.

I am on an old plan that is not offered anymore; $15 USD per month which includes 7 hours @ 2 minute...
Forum: Reviews 04-27-2017, 11:40 AM
Replies: 8
Views: 2,044
Posted By Finley Atherton
Don't know much about Spot but I have used...

Don't know much about Spot but I have used Spidertracks with the basic S3 Spider for many years and couldn't be happier.

The "Spiders" are expensive but are suited to aircraft use. Once you...
Forum: RV General Discussion/News 03-30-2017, 06:42 PM
Replies: 10
Views: 2,768
Posted By Finley Atherton
Don't know about the Dynon probe but some time...

Don't know about the Dynon probe but some time ago there was a discussion about some carb temp probes measuring the temp of the carb body where the probe screws in rather than the temp of the air in...
Forum: Traditional Aircraft Engines 02-28-2017, 07:31 PM
Replies: 17
Views: 3,227
Posted By Finley Atherton
I have fluctuating fuel flow readings on my 0-320...

I have fluctuating fuel flow readings on my 0-320 and have determined that it fluctuates with g force. In smooth air the FF is always steady.
I have tried every conceivable fix but nothing helped. If...
Forum: Glass Cockpit 12-27-2016, 06:03 PM
Replies: 48
Views: 14,260
Posted By Finley Atherton
Can't comment on a blocked/partially blocked...

Can't comment on a blocked/partially blocked pitot but an intermittently blocked static port (rain/water) will cause an erratic pitch display on the Skyview.

Fin.
9A
Forum: Propellers 09-09-2016, 06:49 PM
Replies: 14
Views: 4,385
Posted By Finley Atherton
I have not contacted Hartzell. The governor is...

I have not contacted Hartzell. The governor is otherwise performing as expected so I suspect this is normal for this governor with my Hartzell prop.

Fin.
Forum: Propellers 09-09-2016, 05:44 PM
Replies: 14
Views: 4,385
Posted By Finley Atherton
If I recall correctly from a thread years ago...

If I recall correctly from a thread years ago some were surprised that the prop would go coarse at idle power as the accepted wisdom was that there is insufficient oil pressure/rpm at idle for the...
Forum: Propellers 09-09-2016, 05:13 PM
Replies: 14
Views: 4,385
Posted By Finley Atherton
Governor. MT v Hartzell?

Just replaced my MT P-860-4 with the HZ 320/360 from Vans (Hartzell p/n S-1-10). One difference I found is that the Hartzell governor will not make the Hartzell prop go to coarse pitch at idle power...
Forum: Safety 09-01-2016, 04:10 PM
Replies: 25
Views: 7,775
Posted By Finley Atherton
One way to get rid of a...

One way to get rid of a drone.

http://http://arstechnica.com/tech-policy/2016/08/65-year-old-woman-takes-out-drone-over-her-virginia-property-with-one-shot/...
Forum: Trip Write-ups 08-17-2016, 01:33 AM
Replies: 1
Views: 1,398
Posted By Finley Atherton
To Central Australia

Recently flew to Alice Springs in central Australia for a demanding six day walk on the spectacular Larapinta Track (http://www.australia.com/en/itineraries/nt-larapinta-trail.html). Unfortunately I...
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