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Search: Posts Made By: AlexPeterson
Forum: RV General Discussion/News 11-26-2019, 08:21 PM
Replies: 23
Views: 2,720
Posted By AlexPeterson
Deer are getting bored with getting their timing...

Deer are getting bored with getting their timing right to hit cars, they've got it down. Airplanes are a new challenge.
Forum: RV-8/8A 11-23-2019, 06:33 AM
Replies: 4
Views: 791
Posted By AlexPeterson
How much oil was in the cylinder? How much time...

How much oil was in the cylinder? How much time between when it ran and when you scoped it?

How many hours per quart?

Some sort of quantification is needed to know if it is normal.
Forum: RV Ongoing Maintenance Issues 11-20-2019, 04:11 PM
Replies: 4
Views: 346
Posted By AlexPeterson
I posted this on an identical thread, but have...

I posted this on an identical thread, but have copied it to this one also:

Here (http://www.vansairforce.com/community/showthread.php?t=15148)is a good thread on replacing the fuel pump.

If your...
Forum: RV-7/7A 11-19-2019, 07:05 PM
Replies: 1
Views: 254
Posted By AlexPeterson
Here ...

Here (http://www.vansairforce.com/community/showthread.php?t=15148)is a good thread on replacing the fuel pump.

If your diaphragm is leaking fuel, you should not be flying it. You are having...
Forum: RV General Discussion/News 11-08-2019, 07:21 AM
Replies: 21
Views: 2,431
Posted By AlexPeterson
It would be helpful to communicate some...

It would be helpful to communicate some definition of "heavy wing", along with other variables such as pilot weight, single pilot vs two, fuel loading, aileron trim condition and position. Some...
Forum: My RV Build Project 10-27-2019, 06:59 AM
Replies: 29
Views: 4,710
Posted By AlexPeterson
Bob - how do you do the accounting when one...

Bob - how do you do the accounting when one strings 4 or 5 cuss words directly together?
Forum: RV General Discussion/News 10-18-2019, 08:05 AM
Replies: 35
Views: 4,318
Posted By AlexPeterson
The difference between them might be...

The difference between them might be observational. We all have threshholds of what "vibration" means. Airplanes are basically one yuuuge collection of vibrations. My 6A has always had a main gear...
Forum: RV General Discussion/News 10-17-2019, 08:40 PM
Replies: 35
Views: 4,318
Posted By AlexPeterson
If there is damping, it could be from carbon...

If there is damping, it could be from carbon fiber moving slightly within the epoxy. Just a guess.
Forum: RV General Discussion/News 10-12-2019, 02:29 PM
Replies: 37
Views: 5,964
Posted By AlexPeterson
I'd venture a guess that no one who has actually...

I'd venture a guess that no one who has actually gone through the challenge of building a canopy would have any interest in this testing, separate from the obvious safety considerations. Many...
Forum: RV-9/9A 10-10-2019, 07:00 PM
Replies: 4
Views: 878
Posted By AlexPeterson
Tom Berge at...

Tom Berge at http://www.rvtransition.com/

Minneapolis area.
Forum: RV Ongoing Maintenance Issues 10-02-2019, 09:22 AM
Replies: 17
Views: 1,323
Posted By AlexPeterson
It makes the caps extremely difficult to remove...

It makes the caps extremely difficult to remove when they are cold (as in colder than 10 or 20F).
Forum: Glass Cockpit 09-28-2019, 09:17 PM
Replies: 19
Views: 1,336
Posted By AlexPeterson
Here's a picture of the simple blade fuse/faston...

Here's a picture of the simple blade fuse/faston in-line fuse that I described in an earlier...
Forum: Glass Cockpit 09-28-2019, 08:05 AM
Replies: 19
Views: 1,336
Posted By AlexPeterson
Just crimp some 1/4" female fast-ons to your...

Just crimp some 1/4" female fast-ons to your wires, and slide them directly onto the blade fuse. Use heat shrink to insulate the fast-ons and a large piece over the whole thing.
Forum: Safety 09-27-2019, 07:27 AM
Replies: 60
Views: 10,589
Posted By AlexPeterson
Something to consider - it seems quite common for...

Something to consider - it seems quite common for RV's to end up upside down after a forced landing. Imagine slithering through a small opening, lined with jagged edges of broken Plexiglas, while...
Forum: RV General Discussion/News 09-22-2019, 07:24 PM
Replies: 2
Views: 512
Posted By AlexPeterson
It depends on what the lines are made from. If...

It depends on what the lines are made from. If Teflon, you're ok. If they are from most other materials you are overdue for changing. First thing is to figure out what they are.
Forum: RV-6/6A 09-17-2019, 06:19 PM
Replies: 5
Views: 893
Posted By AlexPeterson
The gear leg should be replaced.

The gear leg should be replaced.
Forum: Traditional Aircraft Engines 09-14-2019, 07:47 AM
Replies: 6
Views: 536
Posted By AlexPeterson
Where/how is the sender mounted? It might be...

Where/how is the sender mounted?

It might be worth installing a mechanical gauge to rule out some sort of rpm/vibration feedback/resonance into the pressure gauge's mechanical/electrical system.
Forum: RV Ongoing Maintenance Issues 09-09-2019, 08:27 AM
Replies: 6
Views: 729
Posted By AlexPeterson
I stop drilled 3 holes in my rudder at about 150...

I stop drilled 3 holes in my rudder at about 150 hours TT. I've flown it an additional 1500 hours and 17+ years ...no further cracks in those nor have any new cracks shown up.
Forum: Traditional Aircraft Engines 09-05-2019, 09:15 AM
Replies: 4
Views: 530
Posted By AlexPeterson
Not normal... does your gauge read around 28-30...

Not normal... does your gauge read around 28-30 with boost pump on?
Forum: Traditional Aircraft Engines 08-25-2019, 08:36 AM
Replies: 6
Views: 569
Posted By AlexPeterson
Where is your fuel flow transducer? What you...

Where is your fuel flow transducer? What you described might indicate that there is some vapor being pushed through the transducer (same actual fuel flow indicates higher because of bubbles). Vapor...
Forum: RV Building Tips/Techniques 08-14-2019, 07:06 PM
Replies: 25
Views: 3,325
Posted By AlexPeterson
I moved my Floscan to this location a few years...

I moved my Floscan to this location a few years ago. It was previously mounted on the fwd side of the firewall. It has always been between the servo and the flow divider. The lower hose comes from...
Forum: RV Ongoing Maintenance Issues 08-13-2019, 09:49 PM
Replies: 24
Views: 3,598
Posted By AlexPeterson
Any concerns regarding the increased gear...

Any concerns regarding the increased gear loading? I suspect the increased braking load would be well below the loads from a firm landing, which also loads them in the same basic direction.
Forum: RV Building Tips/Techniques 08-13-2019, 09:38 PM
Replies: 25
Views: 3,325
Posted By AlexPeterson
Chris - wow, you are making great progress!! You...

Chris - wow, you are making great progress!!

You are also taking the correct approach - don't consider anything final and unchangeable. The mount you have looks great.

One thing to consider... the...
Forum: Traditional Aircraft Engines 08-11-2019, 09:24 AM
Replies: 3
Views: 468
Posted By AlexPeterson
Why not put the cover directly on the accessory...

Why not put the cover directly on the accessory housing? BTW, there is a high pressure oil port on that interface, so it needs a non-cork gasket. I can't speak to all variants of accessory...
Forum: RV Photo/Video URLs 08-07-2019, 06:41 PM
Replies: 8
Views: 1,647
Posted By AlexPeterson
Very cool picture! I cannot tell what the...

Very cool picture!

I cannot tell what the exhaust is doing - the background changes at precisely the wrong spot.
Forum: RV Photo/Video URLs 08-07-2019, 09:12 AM
Replies: 20
Views: 4,216
Posted By AlexPeterson
Here's one from my "getaway" hangar in Henning,...

Here's one from my "getaway" hangar in Henning, Minnesota (05Y). This evening picture was taken last summer when forest fires in Canada were causing a very dense haze. Unfortunately, I didn't step...
Forum: RV Photo/Video URLs 08-06-2019, 06:22 AM
Replies: 20
Views: 4,216
Posted By AlexPeterson
Absolutely gorgeous! I like the stone floor as...

Absolutely gorgeous!

I like the stone floor as well - I would bet there are zero hangars in the US like that!
Forum: RV General Discussion/News 08-02-2019, 07:06 PM
Replies: 43
Views: 7,921
Posted By AlexPeterson
Very nice!!

Very nice!!
Forum: RV General Discussion/News 08-02-2019, 01:55 PM
Replies: 26
Views: 3,451
Posted By AlexPeterson
Please read post #1 of this thread...

Please read post #1 of this thread (http://www.vansairforce.com/community/showthread.php?t=121430) before you fly it again. Pay particular attention to the wheel bearing design discussed in "3. Nose...
Forum: RV Ongoing Maintenance Issues 08-02-2019, 08:00 AM
Replies: 36
Views: 6,251
Posted By AlexPeterson
I’ve never bought into the whole “conditioning”...

I’ve never bought into the whole “conditioning” scheme, and have never done it. I don’t know what problem is supposedly being solved by doing it. I’ve not seen brake pads falling apart or not...
Forum: RV General Discussion/News 07-30-2019, 09:18 AM
Replies: 22
Views: 3,623
Posted By AlexPeterson
Perhaps instead of rehashing the same old...

Perhaps instead of rehashing the same old arguments about nose gear this or that, it might be helpful instead to find out what sort of axle/bearing adjustment design the subject airplane had. Since...
Forum: RV General Discussion/News 07-12-2019, 09:48 PM
Replies: 43
Views: 7,921
Posted By AlexPeterson
Yeah, no way Dan would do that, uhuh...

Yeah, no way Dan would do that, uhuh...
Forum: RV General Discussion/News 07-10-2019, 08:54 PM
Replies: 34
Views: 7,157
Posted By AlexPeterson
Dan, you are a true piece of work! Said with the...

Dan, you are a true piece of work! Said with the utmost respect and admiration! Now, just rig up a feed mechanism from a sack of taters in the backseat...
Forum: RV General Discussion/News 07-07-2019, 09:38 PM
Replies: 19
Views: 3,272
Posted By AlexPeterson
Reducing injector size is a good idea, but you...

Reducing injector size is a good idea, but you first need to know what your current ones are. Then discuss with Don Rivera as others have noted.

Also, be sure after putting the smaller nozzles in...
Forum: RV Friends Who Have Passed On 07-01-2019, 08:22 PM
Replies: 18
Views: 3,152
Posted By AlexPeterson
Very sorry to hear about this. I recall Dick...

Very sorry to hear about this. I recall Dick from the 2002 and on time frame, and we crossed paths frequently. One could expect to see him at every fly-in in the general northern midwest area. He...
Forum: RV General Discussion/News 06-29-2019, 08:53 AM
Replies: 15
Views: 1,320
Posted By AlexPeterson
Might be good to remove the chocks on the mains...

Might be good to remove the chocks on the mains before driving up the chain. It must be pulling aft quite hard at this point (maybe you removed and then replaced?).
Forum: Traditional Aircraft Engines 06-28-2019, 06:40 AM
Replies: 41
Views: 11,978
Posted By AlexPeterson
In 2011 my filter had similar metal in it, oil...

In 2011 my filter had similar metal in it, oil analysis was nominal. Pulled a couple jugs, and the cam and lifters looked perfect. It was the crankshaft...
Forum: RV General Discussion/News 06-21-2019, 09:55 AM
Replies: 10
Views: 1,250
Posted By AlexPeterson
My plane was 2 years old when a small leak...

My plane was 2 years old when a small leak started on the upper side of the inboard most rib. I cleaned the area and scoured with scotch-brite and put pro-seal on the region of interest. I did not...
Forum: RV-12/RV-12iS 06-15-2019, 01:51 PM
Replies: 9
Views: 971
Posted By AlexPeterson
Why would you not go with the value on the...

Why would you not go with the value on the drawing?
Forum: RV Photo/Video URLs 06-06-2019, 08:27 PM
Replies: 21
Views: 5,372
Posted By AlexPeterson
Plus, the oil pressure gauge is obviously reading...

Plus, the oil pressure gauge is obviously reading high...
Forum: Midwest 06-02-2019, 09:37 PM
Replies: 2
Views: 1,106
Posted By AlexPeterson
Nice pics, Pete! I haven't been to Bowstring in...

Nice pics, Pete! I haven't been to Bowstring in a looooong time, I'm over due.
Forum: Glass Cockpit 05-28-2019, 08:38 AM
Replies: 4
Views: 669
Posted By AlexPeterson
Be sure each pair of connections (where the two...

Be sure each pair of connections (where the two leads from the TC connect to their crimp-on connectors) is in the same basic location temperature-wise. If not, some indication errors can occur. ...
Forum: RV General Discussion/News 05-22-2019, 06:28 PM
Replies: 5
Views: 764
Posted By AlexPeterson
I noticed this exact problem about 20 years ago...

I noticed this exact problem about 20 years ago upon first assembly of the gear. I somewhere found a split collar type of nut, turned a conical section onto it in a lathe. I do not like this...
Forum: RV-6/6A 05-19-2019, 08:42 AM
Replies: 28
Views: 3,618
Posted By AlexPeterson
Bob, you are correct on the diameters of close...

Bob, you are correct on the diameters of close tolerance bolts, not sure where I came up with the wrong ones.
Forum: RV-6/6A 05-18-2019, 02:39 PM
Replies: 28
Views: 3,618
Posted By AlexPeterson
A close tolerance AN bolt of -5 size (which I'm...

A close tolerance AN bolt of -5 size (which I'm going from memory is the nose gear size) is .3125/.3120 in OD. A regular -5 AN bolt will be .312/.309" OD. Doesn't sound like a lot, but it makes a...
Forum: RV-6/6A 05-18-2019, 08:47 AM
Replies: 28
Views: 3,618
Posted By AlexPeterson
Thanks. There remains a concern that you may...

Thanks. There remains a concern that you may have eliminated the play by the clamping force of the bolt, and not the fit of the bolt's shank in the gear leg and the gear socket. The nut and washer...
Forum: RV-6/6A 05-17-2019, 09:43 PM
Replies: 28
Views: 3,618
Posted By AlexPeterson
Good! Question: was the bolt deformed/worn? If...

Good! Question: was the bolt deformed/worn? If not, what was allowing the movement? Or did you replace it with a close tolerance bolt?
Forum: RV-6/6A 05-16-2019, 05:48 PM
Replies: 28
Views: 3,618
Posted By AlexPeterson
Start with the close tolerance bolt, it might fix...

Start with the close tolerance bolt, it might fix the problem. They are a few thou larger in diameter than the standard ones. Do not try to simply clamp the bolt tight enough to keep the motion...
Forum: GPS 05-06-2019, 07:50 PM
Replies: 17
Views: 1,028
Posted By AlexPeterson
Since your ipad and 696 didn't lose signal, it...

Since your ipad and 696 didn't lose signal, it wasn't jamming. Several years ago I had intermittent loss of signal on my 430w. I don't fly IFR so I decided to wait until it conked out for good. ...
Forum: Fuel Injection Systems 05-03-2019, 06:27 PM
Replies: 14
Views: 1,688
Posted By AlexPeterson
How does this inrush stress harm or wear the pump?

How does this inrush stress harm or wear the pump?
Forum: RV General Discussion/News 04-30-2019, 09:29 AM
Replies: 135
Views: 16,005
Posted By AlexPeterson
It says to notify the tower of the experimental...

It says to notify the tower of the experimental nature of the aircraft - describing one's plane as "RV xxxx" does this, doesn't it? However, I guess since there are now LSA certified RV12's, perhaps...
Forum: RV General Discussion/News 04-29-2019, 07:17 AM
Replies: 10
Views: 845
Posted By AlexPeterson
I've had this occasionally for 18 years and two...

I've had this occasionally for 18 years and two engine builds. It is oil that seeps back down through the intake, and typically occurs after flights where the MAP is low compared to ambient (low...
Forum: RV-12/RV-12iS 04-28-2019, 07:00 AM
Replies: 11
Views: 1,419
Posted By AlexPeterson
Could be fuel vapor bubbles going through the...

Could be fuel vapor bubbles going through the fuel flow transducer.
Forum: RV Ongoing Maintenance Issues 04-21-2019, 09:04 AM
Replies: 34
Views: 4,705
Posted By AlexPeterson
Easy way to properly torque is to use a 1" box...

Easy way to properly torque is to use a 1" box wrench being pulled at 90 degree angle with a fish scale. The moment arm is a bit under a foot, so I pull until I see about 18 lbs. I haven't noted...
Forum: Traditional Aircraft Engines 04-18-2019, 09:42 PM
Replies: 21
Views: 2,894
Posted By AlexPeterson
I loosen the oil dipstick, lift it slightly and...

I loosen the oil dipstick, lift it slightly and move off center after each flight where the plane is in a hangar. It is amazing how much water vapor one can see wafting out of there.
Forum: RV Building Tips/Techniques 04-12-2019, 05:23 AM
Replies: 13
Views: 1,957
Posted By AlexPeterson
Reamer shanks are smaller than the flutes. Put it...

Reamer shanks are smaller than the flutes. Put it through backwards, connect to drill. One would have to inspect the reamer to be sure the flutes have appropriately sharpened/formed features on the...
Forum: RV General Discussion/News 04-02-2019, 11:14 AM
Replies: 0
Views: 383
Posted By AlexPeterson
Megido Israel

So, I'm riding on a bus through the valley in Israel and my wife says "hey, there's a small plane". I immediately recognize it as an RV in the landing pattern at the Megido airport. Very small world!
Forum: RV-6/6A 03-19-2019, 03:20 PM
Replies: 8
Views: 961
Posted By AlexPeterson
http://www.vansairforce.com/community/showthread.p...

http://www.vansairforce.com/community/showthread.php?t=121430
Forum: RV General Discussion/News 03-19-2019, 03:15 PM
Replies: 16
Views: 2,696
Posted By AlexPeterson
David, great update, good news! Let us know...

David, great update, good news! Let us know where you will be in MN!

Alex
Forum: RV-10 03-10-2019, 01:42 PM
Replies: 6
Views: 729
Posted By AlexPeterson
The heat muff on the left side of my O-360, RV6A,...

The heat muff on the left side of my O-360, RV6A, has basically had zero clearance for 1650 hours. No way, no how is that thing not gonna hit if I keep the pipe itself away from the firewall. It's...
Forum: RV-14 03-07-2019, 07:57 PM
Replies: 33
Views: 5,044
Posted By AlexPeterson
Jared, could you fasten something like a rubber...

Jared, could you fasten something like a rubber strap, temporarily with tape, to keep the trim tab always against one side of whatever small slop might be in the system? Some way to preload it to one...
Forum: RV Photo/Video URLs 02-24-2019, 08:35 AM
Replies: 23
Views: 5,778
Posted By AlexPeterson
Georges - thanks for sharing. Question: about...

Georges - thanks for sharing. Question: about how much power is required right at touchdown?
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