VansAirForceForums  
Home > VansAirForceForums

-POSTING RULES
-Advertise in here!
- Today's Posts | Insert Pics

Keep VAF Going
Donate methods

Point your
camera app here
to donate fast.


Go Back   VAF Forums > Search Forums
Register FAQ Members List Calendar Search Today's Posts Mark Forums Read

Showing results 1 to 64 of 256
Search took 0.02 seconds.
Search: Posts Made By: nomocom
Forum: Electronic Ignition Systems 05-15-2022, 09:32 AM
Replies: 244
Views: 87,510
Posted By nomocom
starting questions

Great question. Back in February of 2021, I complained to Surefly about exhaust system combustion events during in flight mag checks. Bill from Surefly explained the boot up delay as 1/10 of a...
Forum: Electronic Ignition Systems 05-13-2022, 09:43 AM
Replies: 244
Views: 87,510
Posted By nomocom
Shipped instructions?

What does the current instructions say about the vacuum port when using fixed timing? When I installed, the instructions said use the provided cap, and tech support said, no, leave un-ported. I...
Forum: Electronic Ignition Systems 05-12-2022, 05:37 PM
Replies: 244
Views: 87,510
Posted By nomocom
Mag check

Iím not familiar with the slick start system, perhaps educate us, before the sure-fly, did that start on both mags or just one slick mag? I have noticed that even with two healthy mags, if the...
Forum: VAF Classifieds (posts in here deleted after 30 days) 05-08-2022, 07:06 PM
Replies: 7
Views: 1,028
Posted By nomocom
Wing

Hey, I welcome a heads up warning, gave me a moment to think about the job, so no apology needed, rather thank you for your thoughtfulness. I appreciate you chiming in.
Forum: VAF Classifieds (posts in here deleted after 30 days) 05-08-2022, 01:46 PM
Replies: 7
Views: 1,028
Posted By nomocom
3a to 3b wing

Iím pretty sure trading ANY 3 wings will require some work. These arenít pre-punch parts. Probably the easiest wing exchange would be 3b to 3b, since iirc, the spar was largely pre-made, but if you...
Forum: VAF Classifieds (posts in here deleted after 30 days) 05-08-2022, 11:25 AM
Replies: 7
Views: 1,028
Posted By nomocom
Wings

I’d be very happy to take these. I’ve had a 3a apart for the spar mods for too long. A buddy and I getting ready to put it back together, and I’d love to do that instead with a 3b wing. I would...
Forum: Electronic Ignition Systems 03-21-2022, 08:02 AM
Replies: 40
Views: 4,358
Posted By nomocom
Fuse or fusible link?

Good points. I did find the factory supplied fuse housing was handy for interrupting power (remove fuse) for the timing check. A fusible link would require a terminal removed, not a big deal but a...
Forum: Traditional Aircraft Engines 12-11-2021, 09:12 AM
Replies: 7
Views: 1,379
Posted By nomocom
Symmetry and accident investigation

While heat signiture symmetry is a good thing, the valves often have spots a mm or two in size that are unique, however I donít see these same spots at the next boroscope sesssion. Iíve seen...
Forum: Traditional Aircraft Engines 12-10-2021, 11:31 AM
Replies: 7
Views: 1,379
Posted By nomocom
rotator types, morning sickness, wobble test

Very interesting links, that explains the difference, thank you.

I can't help but wonder if the "morning sickness" that seems to be a Lycoming phenomenon, might have a correlation to the valves...
Forum: Traditional Aircraft Engines 12-06-2021, 10:28 AM
Replies: 7
Views: 1,379
Posted By nomocom
Exhaust valve life and rotators

A buddy noticed on his Continental engine the exhaust rotators weren't doing the expected job (much less than the 1 RPM expected). He replaced all six.

Is this a thing for those of us with...
Forum: RV-3 07-02-2021, 07:52 AM
Replies: 23
Views: 5,462
Posted By nomocom
IMO, CG plays a sizable role in how the three...

IMO, CG plays a sizable role in how the three lands. If I understood you right, you find the wheel landings preferable. I am going to take a guess that your CG is forward. If that is true, perhaps...
Forum: Electronic Ignition Systems 02-24-2021, 04:08 PM
Replies: 244
Views: 87,510
Posted By nomocom
where?

Is your Surefly installed left or right? And your switch position sequence is off, right, left, both?

thanks
Forum: Electronic Ignition Systems 02-08-2021, 01:40 PM
Replies: 244
Views: 87,510
Posted By nomocom
hours?

Not me, 53 tach hours. I'd think some schools are likely clients and those folks might have some high hours. It would be nice to hear from them.
Forum: Electronic Ignition Systems 02-07-2021, 11:17 AM
Replies: 244
Views: 87,510
Posted By nomocom
Design

Hang with me a moment, it is on topic. Good friends of ours purchased a car, based somewhat on our good experiences with Subaru Outbacks. They got the new model at the time, a 2018, fully loaded-...
Forum: Electronic Ignition Systems 02-01-2021, 02:51 PM
Replies: 67
Views: 14,572
Posted By nomocom
If you have a serial port, there is probably a...

If you have a serial port, there is probably a "black box" stuffed in a corner somewhere. I keep a very old laptop around and a serial to usb adaptor just to handle this. The system predates the...
Forum: Electronic Ignition Systems 02-01-2021, 11:16 AM
Replies: 244
Views: 87,510
Posted By nomocom
Low voltage pre-ignition?

Earlier in this thread, starting timing is covered nicely IMO, so I'm not going to rehash that. However, the low voltage- lets take that one head on. I hope this is wrong. If you right, that is a...
Forum: Electronic Ignition Systems 02-01-2021, 10:42 AM
Replies: 244
Views: 87,510
Posted By nomocom
Inflight mag check

The off-RIGHT-left-both switch. I think what is happening is when I turn from both to Right, the switch is Left only (right grounded) long enough that the Sim has to reboot by the time I get to...
Forum: Electronic Ignition Systems 02-01-2021, 01:46 AM
Replies: 244
Views: 87,510
Posted By nomocom
50hr report, 3 out of 5 stars.

O-360A1A Surefly right side, 25d BTDC fixed timing, Left side a Bendix with impulse coupling.

Likes- avoid the hassle and cost of the 500hr mag IRAN, install was simple, the SIM allows a smidge...
Forum: Traditional Aircraft Engines 01-31-2021, 10:16 PM
Replies: 14
Views: 2,746
Posted By nomocom
Bendix mags

The Montana folks will send you back a good mag. If the mag has been to a shop for an IRAN recently or is a relatively new mag, an IRAN is likely worth it. If it has old parts, it gets expensive...
Forum: Traditional Aircraft Engines 01-31-2021, 09:57 PM
Replies: 27
Views: 5,382
Posted By nomocom
Fuel

Details on the fuel? Age, Mogas or 100LL, storage conditions...
Forum: Traditional Aircraft Engines 01-31-2021, 09:20 PM
Replies: 18
Views: 2,918
Posted By nomocom
Idle oil pressure

Iím curious. What do you see for oil pressure when the pump is turning that slow?
Forum: RV-3 01-30-2021, 01:11 PM
Replies: 13
Views: 3,291
Posted By nomocom
yes.. old thread Dec 07

This thread mentions a few builders that did the new wing in an old fuselage. Not much detail, but you might be able to track one of these folks...
Forum: ADS-B 04-07-2020, 09:39 AM
Replies: 69
Views: 27,710
Posted By nomocom
Revert to mode C ?

Perhaps someone with mode S (not ES) could share operational possibilities.

The old mode c transponders, one could always revert to mode A.

Do the Mode S transponders not let it dumb down and...
Forum: RV-3 03-11-2020, 09:38 AM
Replies: 14
Views: 4,117
Posted By nomocom
Transition?

I didn?t have RV time other than ground time imprinting the three point site picture. My first flight was a climb to altitude, a series of slow flight and stalls noting indicated air speeds and then...
Forum: ADS-B 12-22-2019, 12:42 PM
Replies: 90
Views: 46,273
Posted By nomocom
Antenna blockage?

If I remember correctly, the set up program offers a page with satellite signal strength. You can certainly see what kind of signal strength you get with no people in the cockpit, then add you and a...
Forum: RV General Discussion/News 12-21-2019, 02:20 PM
Replies: 4
Views: 993
Posted By nomocom
It would be good to track it...

The attitude, why should I secure my valuables? It is the insurance companies problem- is one of the reasons insurance costs what it does. I applaud John?s effort, though doubt it?s practicality...
Forum: RV General Discussion/News 12-05-2019, 09:10 AM
Replies: 39
Views: 8,326
Posted By nomocom
Voltage while cranking.

Interesting. Maybe I missed it, but did cranking voltage at the starter get measured? Perhaps humor us and eliminate a resistance problem by measuring voltage at the starter while cranking. ...
Forum: ADS-B 12-02-2019, 09:32 PM
Replies: 30
Views: 9,980
Posted By nomocom
Concerned about privacy?

Concerned about privacy? Install UAT. Turn on anonymous mode and go flying. If you fly without needing to talk to ATC, stay in anonymous mode and forget about it. That solution is available now. ...
Forum: ADS-B 11-10-2019, 04:22 PM
Replies: 79
Views: 26,042
Posted By nomocom
ICAO and N number

The ASDI subscribers (those getting the FAA ads-b data) have reason to respect the privacy of those who have requested blocking. But, when you look at ADSB exchange, they have a network of...
Forum: ADS-B 10-23-2019, 10:03 AM
Replies: 90
Views: 46,273
Posted By nomocom
Unpowered GDL 82 and Canada

I was wondering about this. Secton 8 in the install manual doesn't include any performance check with the GDL shut down, so not sure what to expect.

The December issue of Kitplanes has a write up...
Forum: ADS-B 03-13-2019, 12:04 PM
Replies: 244
Views: 63,262
Posted By nomocom
GDL behavior and anonymous switch

I’ve had my GDL82 installed for over a year. Startup, anonymous switch on and monitoring its behavior via the Stratux (ads-b in, build your own), it’s behavior is consistent with what has been...
Forum: Traditional Aircraft Engines 10-22-2018, 10:25 AM
Replies: 15
Views: 4,151
Posted By nomocom
compression ratio

If I was buying an experimental engine, I'd want to know what the compression ratio was and consider if it fit my mission. I don't know what percentage of experimental engines have higher...
Forum: Traditional Aircraft Engines 10-22-2018, 10:17 AM
Replies: 4
Views: 1,460
Posted By nomocom
rotation?

"It has enough unique signature deposits to easily determine if it is rotating"

Good point Larry... I'll just plan on doing a boroscope again on that cylinder.

Thanks for your thoughts on rotation...
Forum: Traditional Aircraft Engines 10-18-2018, 12:34 PM
Replies: 4
Views: 1,460
Posted By nomocom
Valve performance, O-360 parallel valve

Our local EAA chapter bought a boroscope for the tool crib, the $350 Vividia unit available at Spruce. For the first time, I've got very nice photo's of all the valves. Per the Mike Busch valve...
Forum: ADS-B 06-04-2018, 04:08 PM
Replies: 72
Views: 23,855
Posted By nomocom
fault light

Thanks for the explanation Steve. I was chuckling- give the coders smart "black tape" to cover the annoyance! I get it. The visual load on the pilot is sometimes high. Why not suppress the light...
Forum: ADS-B 05-29-2018, 12:20 AM
Replies: 72
Views: 23,855
Posted By nomocom
Faulting fault light

My annunciation light is now hooked up and I?m seeing the same thing. It turns on long enough at startup to confirm the light works, then shuts off, before a valid position is acquired. Also, later...
Forum: ADS-B 02-13-2018, 01:13 PM
Replies: 72
Views: 23,855
Posted By nomocom
Figure 5.1 in the install manual wrong

Figure 5.1 shows connector J821 and the middle row of pins shifted incorrectly to the right. It doesn't matter how many times the connector is turned over, still can't make it look like Figure 5.1! ...
Forum: ADS-B 02-13-2018, 01:03 PM
Replies: 72
Views: 23,855
Posted By nomocom
L-band Antennae

That sounds like a common sense approach. The manual (section 4.4) arguably eliminates a common sense approach saying....

"The GDL 82 requires the existing L-Band Ultra-High Frequency (UHF)...
Forum: ADS-B 02-06-2018, 10:33 AM
Replies: 72
Views: 23,855
Posted By nomocom
Heads up on the L-band antenna

One thing to be aware of before going the GDL 82 route is you may need a new transponder antenna. Install manual, page 4-4 lists the antennas that apparently perform well enough at the 3...
Forum: ADS-B 02-01-2018, 03:42 PM
Replies: 32
Views: 12,581
Posted By nomocom
A somber view.

I?m of the opinion that inevitably there will be a high-publicity incident. It may not be the sort one would expect. When ADS-B broadcasts unique ship ID and near exact location with zero security...
Forum: ADS-B 01-26-2018, 02:07 PM
Replies: 72
Views: 23,855
Posted By nomocom
head start

Time is getting a bit short. I'd suggest downloading the install manual, plan you mounting, order your wire, etc... so when you get your box, you aren't then ordering the materials needed for...
Forum: ADS-B 01-25-2018, 04:38 PM
Replies: 72
Views: 23,855
Posted By nomocom
Same date for my application... I got a reminder...

Same date for my application... I got a reminder in the mail with feb 15 as the deadline. Better get to work😀
Forum: ADS-B 01-24-2018, 03:13 PM
Replies: 72
Views: 23,855
Posted By nomocom
rs-232 follow up

Thanks for the reply. Yep, please pass on my vote to the team, having the WAAS quality data stream would be helpful. The ADS-B GPS data is better than none or the non-waas stream from older gps...
Forum: ADS-B 01-16-2018, 11:08 AM
Replies: 72
Views: 23,855
Posted By nomocom
RS-232 function on the two types of GLD 82's

On the GLD 82 the RS-232 (pins 8&9) are shown attached to a WAAS GPS navigator like a Garmin GTN.

For those of us with the GDL 82 with GPS/SBAS, can we get WAAS quality info to an efis, datalogger,...
Forum: ADS-B 11-22-2017, 11:35 PM
Replies: 8
Views: 5,024
Posted By nomocom
EASY

John,
Thanks for posting your link. When you have enough flying time to share some experiences, good or bad, love to hear them!
Forum: ADS-B 09-11-2017, 09:39 AM
Replies: 8
Views: 5,024
Posted By nomocom
uAvionics TSO ?

The SkyBeacon is intended for certified aircraft also, so I'd think the TSO is in progress, but as discussed, the timing likely will not work with the rebate deadline later this month.
Forum: ADS-B 09-08-2017, 04:10 PM
Replies: 8
Views: 5,024
Posted By nomocom
Rebate timing

The timing would be a challenge when delivery at best is early next year. The sign ups end later this month, so 90 days from then to install and another 60 days to fly the test. That assumes the...
Forum: RV-3 09-02-2017, 09:47 PM
Replies: 1
Views: 1,706
Posted By nomocom
Perhaps not all similar

The conservative approach would install enough servo to handle full forward cg, however that may be unnecessary depending on pilot weight, equipment, and etc. I'd be curious and note where typical...
Forum: ADS-B 08-09-2017, 04:45 PM
Replies: 8
Views: 5,024
Posted By nomocom
SkyBeacon from uAvionix

Left nav light is GPS, transponder sniffer, and UAT out (and LED position light).

Right nav light includes 1090 and 978 receiver to share wirelessly to cockpit.

Very innovative. IMO, and...
Forum: RV General Discussion/News 06-20-2017, 01:28 PM
Replies: 10
Views: 8,307
Posted By nomocom
Payette Idaho

Sheriff identified the pilot as Prescott "Gene" Wilkie. He was known by at least a few members of VAF and was a well known aviation enthusiast in his community.

To the family and friends of Gene,...
Forum: Fuel Injection Systems 01-17-2017, 11:12 AM
Replies: 9
Views: 3,327
Posted By nomocom
Water?

Good eye on catching the water. That paticular video is from the floor of a trade show, so perhaps water was all common sense and the show rules would allow.

Molecular interactions are managed and...
Forum: Fuel Injection Systems 01-17-2017, 09:32 AM
Replies: 9
Views: 3,327
Posted By nomocom
Holley Hydromat

Keeping air and vapor phase gasoline out of the fuel delivery system is a good thing. Holley's argument in favor of Hydramat is that any of the fabric still in fuel passes liquid, while surface area...
Forum: RV-3 10-02-2015, 07:47 AM
Replies: 5
Views: 2,322
Posted By nomocom
might try another thread

Gordon, perhaps try posting length and thread size you want in the classified section. If you are going for part number clarification, I'd suggest the traditional engine section, and you'll have...
Forum: Northwest 05-20-2015, 11:00 PM
Replies: 2
Views: 1,311
Posted By nomocom
KMAN- Nampa Idaho now has MOGAS

Great news! Nampa now has mogas for sale. It is offered from one of the two pumps next to the FBO. $3.39 per gallon for the 91 octane (last I checked). Us locals have lobbied for this for quite a...
Forum: Traditional Aircraft Engines 05-19-2015, 10:17 AM
Replies: 31
Views: 12,949
Posted By nomocom
Vaporization-Induced Overpressure

Exactly, Doug. Inadvertantly, the OP is doing a fractional distillation in the fuel line. The winter fuel has some components with low boiling points- makes your car start easier in cold temps,...
Forum: RV-3 12-23-2014, 09:43 AM
Replies: 14
Views: 5,499
Posted By nomocom
rv-3 fitment

Mark
At 6'2" the pedals were way too close. I moved the hinge point of the rudder pedals back (holes already there) and lengthened the connection between the pedals and the rudder cables (fabbed out...
Forum: RV-3 07-09-2014, 08:22 AM
Replies: 8
Views: 2,908
Posted By nomocom
What will it weigh when you've made it yours?

Al,

827 is probably heavier than average for an early simple RV-3. But, rather than base you decision on what it weighed according to the most current W&B, consider the potential weight of the...
Forum: Northwest 04-24-2014, 10:51 AM
Replies: 9
Views: 5,535
Posted By nomocom
Herding cats...

I think an important point is being missed here.

The fact that Ripon approach works well has something to do with the procedures AND a lot to do with the CONSISTENCY. Expectations are clear and...
Forum: RV-3 04-14-2014, 11:20 PM
Replies: 12
Views: 4,572
Posted By nomocom
Wing & Fuselage tank

Doug

I'd think you could add a wing tank to an early wing as well. Two of the four Vanguard squadron planes have wing tanks and fuselage...
Forum: RV-3 04-13-2014, 01:17 PM
Replies: 12
Views: 4,572
Posted By nomocom
Wing tank myth and 3 wings

This can be a complicated subject not rendering itself well to quick reply. If you've got an interest in the early 3, its probably worthwhile to budget some time for reading.

Wing tanks can be...
Forum: RV-3 03-20-2014, 02:51 PM
Replies: 14
Views: 3,449
Posted By nomocom
CG and grass

I suspect given that you are approaching this as a student and you've already got considerable tw background, landings will be a non-event. There are two things I could add to the already good input...
Forum: RV Ongoing Maintenance Issues 09-18-2012, 12:16 PM
Replies: 46
Views: 23,297
Posted By nomocom
Winter versus Summer fuel

Sonny

Is it winter gas? Seems like a logical question to ask. At least in some locales, Sept 15 is the date winter blend can be retailed. If you google the topic, you'll get some hits on that...
Forum: RV-3 08-21-2012, 11:03 AM
Replies: 14
Views: 6,518
Posted By nomocom
engine and wing

There is angle valve and parallel valve variants on the 360. Angle valve is heavier, but arguably has better combustion chambers.

I'd suggest spend a bit of time reading in the rv-3 section. The...
Forum: GPS 07-13-2012, 09:56 AM
Replies: 13
Views: 4,192
Posted By nomocom
Yep, seems like a good thing to have two separate...

Yep, seems like a good thing to have two separate satellite constellations.

Garmin mentions using this with their software, but I assume it would work without "Garmin Pilot" loaded. If that is a...
Showing results 1 to 64 of 256

 
Forum Jump

All times are GMT -6. The time now is 09:52 AM.


The VAFForums come to you courtesy Delta Romeo, LLC. By viewing and participating in them you agree to build your plane using standardized methods and practices and to fly it safely and in accordance with the laws governing the country you are located in.