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Search: Posts Made By: AlexPeterson
Forum: RV General Discussion/News Yesterday, 03:11 PM
Replies: 8
Views: 495
Posted By AlexPeterson
-15F this morning, but above zero when I got the...

-15F this morning, but above zero when I got the plane out for some snooping around the area. Took a picture of an interesting trend starting to pop up around here - shed condos. Buildings and...
Forum: RV General Discussion/News 01-09-2022, 08:02 AM
Replies: 3
Views: 588
Posted By AlexPeterson
No way to know the answer for a specific plane...

No way to know the answer for a specific plane short of doing it a few seasons. My plane was in a hangar heated to 45F for about 18 years. I'd pre-flight inside the hangar and then drag it out into...
Forum: RV General Discussion/News 01-05-2022, 05:59 PM
Replies: 29
Views: 2,106
Posted By AlexPeterson
Mini-splits can be purchased that work down to...

Mini-splits can be purchased that work down to minus 13F, and maybe colder. I bought one for a workshop at home, and expect the electricity to be about 1/3 of what the 10kw straight electric heater...
Forum: Electronic Ignition Systems 01-04-2022, 12:27 PM
Replies: 23
Views: 1,109
Posted By AlexPeterson
I've had dual direct crank LS3's since around...

I've had dual direct crank LS3's since around 2007, replacing the thrice failed Lasar system. I did not wire it as per LS's installation, as I (like Dan) did not want any action on the pilots part...
Forum: Safety 01-02-2022, 12:28 PM
Replies: 19
Views: 1,150
Posted By AlexPeterson
You guys saying 1 pulls right out of 2? Was it...

You guys saying 1 pulls right out of 2? Was it run dry for a decade? Which part wore enough to allow that?
Forum: Electrical Systems 12-21-2021, 01:12 PM
Replies: 7
Views: 767
Posted By AlexPeterson
I suppose Stein's could answer this question.

I suppose Stein's could answer this question.
Forum: Traditional Aircraft Engines 12-19-2021, 08:26 AM
Replies: 112
Views: 10,908
Posted By AlexPeterson
When I initially built the plane, I had a little...

When I initially built the plane, I had a little aluminum plenum I'd built to mount on top of the 7 row Niagara cooler on my O-360. In the plenum, fed by a 3" scat from behind and above #4, I had a...
Forum: RV General Discussion/News 12-19-2021, 08:11 AM
Replies: 16
Views: 2,315
Posted By AlexPeterson
Although a bit cold, there was no wind so I snuck...

Although a bit cold, there was no wind so I snuck out for a sunset flight last night, hoping for some good pictures. While the cabin stays warm, pre-flight and post-flight activities are obnoxious...
Forum: RV General Discussion/News 12-15-2021, 08:17 PM
Replies: 64
Views: 6,112
Posted By AlexPeterson
You win the prize!

You win the prize!
Forum: RV Photo/Video URLs 12-11-2021, 09:32 PM
Replies: 7
Views: 1,051
Posted By AlexPeterson
Welcome to VAF! Yes, water movement. ...

Welcome to VAF!

Yes, water movement. Eventually, most freeze over, but not all.
Forum: RV Photo/Video URLs 12-10-2021, 06:29 PM
Replies: 7
Views: 1,051
Posted By AlexPeterson
Ice Art - Lakes

All of the lakes near me are fully frozen over except for where streams are involved. Here are several that really were interesting pieces of art I thought. The third one was unique as compared to...
Forum: RV General Discussion/News 12-05-2021, 08:39 PM
Replies: 18
Views: 2,107
Posted By AlexPeterson
Wow, finding something that McMaster is out of...

Wow, finding something that McMaster is out of stock on takes some effort, congratulations. I suppose a rod with left and right hand internal threads is not common.
Forum: RV Ongoing Maintenance Issues 12-04-2021, 12:17 PM
Replies: 27
Views: 3,972
Posted By AlexPeterson
My ancient RV6 plans say to use heavy grease on...

My ancient RV6 plans say to use heavy grease on those two (per leg) cylindrical interfaces. I did just that on my 6A, and after a couple years I was getting creaking on the right leg over rough...
Forum: Engine Monitors 12-03-2021, 04:36 PM
Replies: 10
Views: 686
Posted By AlexPeterson
There are other important variables besides the...

There are other important variables besides the orifice diameter. The length of the restrictor will greatly affect the damping. Likely even more important is how much air volume there is between...
Forum: RV General Discussion/News 11-28-2021, 06:09 PM
Replies: 19
Views: 2,622
Posted By AlexPeterson
Took a lake patrol flight this morning. Here's a...

Took a lake patrol flight this morning. Here's a shot with a lake that's about 3/4 frozen over, with nice reflections from the morning sun. We live on this lake, so it's fun to see the forming ice...
Forum: RV Building Tips/Techniques 11-23-2021, 02:41 PM
Replies: 18
Views: 2,247
Posted By AlexPeterson
No problem with the standard bolts... But,...

No problem with the standard bolts... But, engine start should be days before airworthiness paperwork and first flight. Why start the engine before everything else is done? Also, non-broken in...
Forum: RV Ongoing Maintenance Issues 11-20-2021, 07:36 AM
Replies: 14
Views: 1,403
Posted By AlexPeterson
Bill - is this the crack location? Assuming it...

Bill - is this the crack location? Assuming it is, and I could not tell from your original post the crack location, so I sure might be wrong...

Something to check - the shoulder screws that are...
Forum: Traditional Aircraft Engines 11-16-2021, 05:41 PM
Replies: 13
Views: 1,546
Posted By AlexPeterson
No answer was provided. Many of us have an oil...

No answer was provided. Many of us have an oil pressure switch in the system which turns on the hobbs. I originally also had a low pressure warning light on my panel connected to the normally...
Forum: Traditional Aircraft Engines 11-15-2021, 09:18 PM
Replies: 24
Views: 2,059
Posted By AlexPeterson
Larry - you are correct. Corrosion does not...

Larry - you are correct. Corrosion does not happen without liquid state and some sort of electrolyte. For example, a tiny spec of salt on a surface will absorb water and cause corrosion locally,...
Forum: Traditional Aircraft Engines 11-15-2021, 10:21 AM
Replies: 13
Views: 1,546
Posted By AlexPeterson
This is a great question.

This is a great question.
Forum: Safety 11-11-2021, 08:06 AM
Replies: 90
Views: 9,687
Posted By AlexPeterson
I think many pilots are not aware of what...

I think many pilots are not aware of what "initial" or "overhead break" means, so they do not know where to look or what to expect. Same as what someone earlier mentioned regarding announcing...
Forum: RV-7/7A 11-10-2021, 02:54 PM
Replies: 8
Views: 994
Posted By AlexPeterson
Everything ...

Everything (https://vansairforce.net/community/showthread.php?t=121430)you wanted to know about nose gears, including your question about the mount bolt.
Forum: RV Ongoing Maintenance Issues 10-11-2021, 09:56 AM
Replies: 13
Views: 3,733
Posted By AlexPeterson
Perhaps I'm not seeing this correctly, but didn't...

Perhaps I'm not seeing this correctly, but didn't the original crack appearance follow approximately this line? If so, more paint needs to be removed, ideally with some stripper and not sandpaper,...
Forum: Traditional Aircraft Engines 09-30-2021, 06:51 AM
Replies: 13
Views: 1,919
Posted By AlexPeterson
Michael - it appears you garage wall is floating...

Michael - it appears you garage wall is floating on air with no visible means of support?
Forum: RV General Discussion/News 09-26-2021, 04:57 PM
Replies: 22
Views: 3,836
Posted By AlexPeterson
Bowstring Airport MN

Flew to Bowstring airport, 9Y0, in northern MN. The strip is just on the east side of Bowstring Lake, seen off my wing in the first picture. They had a 3 day fly-in/camp-in this weekend. Many of...
Forum: RV General Discussion/News 09-24-2021, 07:15 PM
Replies: 19
Views: 2,319
Posted By AlexPeterson
Steel is stupid expensive right now, 2x+ what it...

Steel is stupid expensive right now, 2x+ what it was a year ago and still going up. I'm contemplating building a hangar also, and had a quote a month or two ago for an all steel one, ouch. Lumber...
Forum: RV Ongoing Maintenance Issues 09-21-2021, 07:17 PM
Replies: 16
Views: 1,796
Posted By AlexPeterson
Not even any cords showing yet...:p:p

Not even any cords showing yet...:p:p
Forum: Traditional Aircraft Engines 09-16-2021, 07:27 PM
Replies: 21
Views: 3,696
Posted By AlexPeterson
I have a data point to support this. Ten years...

I have a data point to support this. Ten years ago, I did an oil change, and found notable metal (ferrous) in the filter. I sent in the oil analysis in anyway out of curiosity, and all was normal. ...
Forum: RV General Discussion/News 09-04-2021, 08:06 PM
Replies: 3
Views: 950
Posted By AlexPeterson
20 Year Anniversary N66AP

The saying that time flies when one is having fun holds true! Or, was the saying one has fun flying while time goes by?...

While the first flight was on September 9th, 2001, I chose to call today...
Forum: RV-7/7A 09-03-2021, 02:27 PM
Replies: 9
Views: 2,626
Posted By AlexPeterson
I didn't follow up. My 14 year old system has...

I didn't follow up. My 14 year old system has some obsoleted components, so he "upgrades" the guts, which might be the whole board, dunno. Seems price was reasonable, $275 IIRC. I'd like to have a...
Forum: RV-7/7A 09-03-2021, 12:12 PM
Replies: 9
Views: 2,626
Posted By AlexPeterson
It sounds as though the OP's problem was related...

It sounds as though the OP's problem was related to a connection on the magneto, but given a few other replies I wanted to post this.

I have dual Lightspeed Plasma III's, direct crank pickup. I...
Forum: Trip Write-ups 08-28-2021, 07:56 PM
Replies: 20
Views: 3,226
Posted By AlexPeterson
Ditto what Scott said!

Ditto what Scott said!
Forum: RV General Discussion/News 08-28-2021, 02:51 PM
Replies: 45
Views: 5,829
Posted By AlexPeterson
Nicely done!

Nicely done!
Forum: RV General Discussion/News 08-27-2021, 07:43 AM
Replies: 45
Views: 5,829
Posted By AlexPeterson
Should your calculations be 2 seconds? 4 cfm x 8...

Should your calculations be 2 seconds? 4 cfm x 8 gal/cf = 32 gal/min, 60s/min / 32gal/m = 2s.

This still does not pass the reasonableness test.

OK, who's gonna do this excellent test first??
Forum: RV General Discussion/News 08-26-2021, 01:25 PM
Replies: 45
Views: 5,829
Posted By AlexPeterson
This delta p will be trivial. Only the...

This delta p will be trivial. Only the weight/area that the poly film the bag is constructed from.
Forum: RV General Discussion/News 08-25-2021, 04:49 PM
Replies: 45
Views: 5,829
Posted By AlexPeterson
That's because compressible gas flow is complex! ...

That's because compressible gas flow is complex! Some iteration is often required, to determine the flow regime (laminar vs turbulent), are shock waves present, tube friction, etc. I'm quite a few...
Forum: RV General Discussion/News 08-23-2021, 05:56 PM
Replies: 20
Views: 3,406
Posted By AlexPeterson
I think your phone is in Australia mode :D

I think your phone is in Australia mode :D
Forum: Glass Cockpit 08-17-2021, 09:36 PM
Replies: 7
Views: 1,016
Posted By AlexPeterson
When I re-did my panel a few years ago, I put...

When I re-did my panel a few years ago, I put these controls on their own little brackets just under the panel precisely so that when I need to remove the panel, I won't have to futz with them.
Forum: Fuel Injection Systems 08-05-2021, 07:39 PM
Replies: 12
Views: 2,489
Posted By AlexPeterson
I've had this on occasion also. I believe it is...

I've had this on occasion also. I believe it is as others have mentioned - ragged edge of occasional plug not igniting mixture. I just turn the mixture knob a quarter turn or so and it doesn't...
Forum: RV General Discussion/News 08-04-2021, 08:25 AM
Replies: 18
Views: 3,260
Posted By AlexPeterson
Use some EZ-Turn to stick the washers to...

Use some EZ-Turn to stick the washers to themselves and whatever else is needed to enable assembly. Washers stuck to a finger can be very helpful in many cases.
Forum: RV General Discussion/News 07-28-2021, 07:52 AM
Replies: 218
Views: 21,849
Posted By AlexPeterson
Sent mine on the 19th, received 27th. Fargo...

Sent mine on the 19th, received 27th. Fargo close to me, but mine came from Wichita FSDO. Kudos to the FAA for getting these out so quickly. (MN driver's license address change took 2 months...)
Forum: RV General Discussion/News 07-28-2021, 07:36 AM
Replies: 14
Views: 2,116
Posted By AlexPeterson
Interesting - what O-ring material will you use?

Interesting - what O-ring material will you use?
Forum: Aircraft Camping 07-21-2021, 09:15 AM
Replies: 17
Views: 3,745
Posted By AlexPeterson
Be warned that we've had IFR conditions on and...

Be warned that we've had IFR conditions on and off over the past few weeks due to Canadian forest fire smoke wafting into MN.
Forum: Traditional Aircraft Engines 06-30-2021, 07:58 AM
Replies: 13
Views: 1,615
Posted By AlexPeterson
There is a lot of evidence in multiple threads in...

There is a lot of evidence in multiple threads in this forum to suggest not running an engine driven fuel pump for 12 years. I'm not sure what the correct interval should be, but 6 to 8 years might...
Forum: Propellers 06-28-2021, 07:10 AM
Replies: 24
Views: 4,236
Posted By AlexPeterson
And if the prop does break, there likely won't be...

And if the prop does break, there likely won't be any need to fix it or the aircraft either...
Forum: RV-7/7A 06-25-2021, 12:36 PM
Replies: 17
Views: 2,900
Posted By AlexPeterson
Ha, yes, this style of mounting was not uncommon...

Ha, yes, this style of mounting was not uncommon before we all realized that the steps crack... I have a tiny crack on the underside of the pilot's side of mine I'm watching at 1750 hours...
Forum: Electronic Ignition Systems 06-23-2021, 09:49 PM
Replies: 77
Views: 12,108
Posted By AlexPeterson
True, but immeasurably so.

True, but immeasurably so.
Forum: RV General Discussion/News 06-17-2021, 12:33 PM
Replies: 16
Views: 3,585
Posted By AlexPeterson
Inside a hangar, having a large enough chock such...

Inside a hangar, having a large enough chock such that it would damage a wheel fairing in the event of a flat is adding risk with no gain. In a hangar, even those with some slope, only a tiny chock...
Forum: RV General Discussion/News 06-16-2021, 03:46 PM
Replies: 16
Views: 3,585
Posted By AlexPeterson
Pete - the chocks one needs for these small RV...

Pete - the chocks one needs for these small RV wheels do not need to be vary large, pieces of 1/2" pvc pipe are enough. The back side of the chock shown in the first post appears to be quite...
Forum: RV General Discussion/News 06-14-2021, 06:35 AM
Replies: 16
Views: 3,585
Posted By AlexPeterson
The "manually" part of rolling over that will...

The "manually" part of rolling over that will take some grunting. Also, consider what will happen if a main goes flat while on that - the wheel fairing might be crunched.
Forum: RV General Discussion/News 06-03-2021, 05:54 PM
Replies: 41
Views: 7,664
Posted By AlexPeterson
Scott - I meant that there is about 1/8" of...

Scott - I meant that there is about 1/8" of compression on the filter when it is installed. The 1/8" gap is between the top plate and the banjo as the filter makes contact.
Forum: RV General Discussion/News 06-03-2021, 03:25 PM
Replies: 41
Views: 7,664
Posted By AlexPeterson
Ah, understood, height shrinkage. I've never...

Ah, understood, height shrinkage. I've never measured that. There is usually about an 1/8" gap or so when the filter makes contact before tightening the banjo attachment screws on mine.
Forum: RV General Discussion/News 06-03-2021, 12:33 PM
Replies: 41
Views: 7,664
Posted By AlexPeterson
The filter shrinkage is notable after only one...

The filter shrinkage is notable after only one year, and probably less than that, since I only take that apart at annual inspection time. My theory (unproven) is that the fab bottom wear is due to...
Forum: RV General Discussion/News 06-03-2021, 12:28 PM
Replies: 41
Views: 7,664
Posted By AlexPeterson
Wow, that's a lot of mass to be hanging off the...

Wow, that's a lot of mass to be hanging off the bottom of the induction system... how thick is the flange?
Forum: RV Ongoing Maintenance Issues 06-01-2021, 09:22 PM
Replies: 14
Views: 1,555
Posted By AlexPeterson
I've been using baby powder for 20 years.

I've been using baby powder for 20 years.
Forum: RV General Discussion/News 05-28-2021, 08:27 PM
Replies: 21
Views: 4,788
Posted By AlexPeterson
Yesterday I was going for a short joy ride -...

Yesterday I was going for a short joy ride - taxied out, during runup switched ignitions from both to R, engine died. Taxied back to hangar. Troubleshooting revealed one dead LightSpeed Plasma III...
Forum: Fuel Injection Systems 05-23-2021, 10:42 AM
Replies: 20
Views: 3,465
Posted By AlexPeterson
One other thing that may be related - completely...

One other thing that may be related - completely shutting off the fuel with the newer style AFP servo might be a factor in the fuel pressure (Kavlico) sender leaks. No where for the warming, and...
Forum: Fuel Injection Systems 05-22-2021, 09:30 PM
Replies: 20
Views: 3,465
Posted By AlexPeterson
Fly a while without using it and see what you...

Fly a while without using it and see what you think, then decide.
Forum: RV General Discussion/News 05-19-2021, 07:22 PM
Replies: 45
Views: 13,718
Posted By AlexPeterson
This stuff is fantastic! I bought some after I...

This stuff is fantastic! I bought some after I saw this and did one wing. Thanks for the tip!
Forum: RV General Discussion/News 05-18-2021, 10:09 AM
Replies: 36
Views: 7,674
Posted By AlexPeterson
The threads on the adapters do erode over time. ...

The threads on the adapters do erode over time. The innermost threads on mine were getting very pitted after maybe 12 years and 800 hours, so I replaced them with the LSE ones. For 14 years, I have...
Forum: RV General Discussion/News 05-17-2021, 06:23 PM
Replies: 26
Views: 5,567
Posted By AlexPeterson
Wow Doug!!! Way to do it in style, with...

Wow Doug!!! Way to do it in style, with grandkids and the RV!
Forum: RV General Discussion/News 05-16-2021, 05:11 PM
Replies: 26
Views: 5,567
Posted By AlexPeterson
Took a sunset flight which was delightful! Of...

Took a sunset flight which was delightful! Of course the pictures never do it justice.
Forum: Glass Cockpit 05-11-2021, 10:00 PM
Replies: 39
Views: 10,414
Posted By AlexPeterson
I did this, and it was configured "disabled". ...

I did this, and it was configured "disabled". Somehow the software update changed that. The elevator trim position indicator is back on the display again.
Forum: Glass Cockpit 05-08-2021, 09:59 PM
Replies: 39
Views: 10,414
Posted By AlexPeterson
Thanks, will try it!

Thanks, will try it!
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