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Search: Posts Made By: lr172
Forum: Instrument Flight Rules Today, 10:47 AM
Replies: 12
Views: 587
Posted By lr172
That's interesting. My target RPM is 1500 for a...

That's interesting. My target RPM is 1500 for a 500 FPM descent and 90+ knots. I can do this with or without 10* of flaps, though I typically deploy 10* at GS intercept. The key is to slow down...
Forum: Instrument Flight Rules Today, 08:39 AM
Replies: 12
Views: 587
Posted By lr172
That certainly makes sense. I was under the...

That certainly makes sense. I was under the impression that going full prop was creating a challenge in getting the desired speed for the OP. If there is no down side, I agree fully with do it...
Forum: Temp / Test / Misc. (posts deleted after 2 weeks) Yesterday, 10:21 PM
Replies: 21
Views: 1,528
Posted By lr172
You're lucky to be in an area that allows that. ...

You're lucky to be in an area that allows that. I have to go several miles at 1000 AGL to stay under the ORD Bravo when approaching from the North. Unfortunately there is an RC field 5 miles from...
Forum: RV General Discussion/News Yesterday, 09:46 PM
Replies: 4
Views: 144
Posted By lr172
I have not had one apart, but I would assume the...

I have not had one apart, but I would assume the internal pot is bad and not just requiring a cleaning. I would speculate that it uses as traditional sealed pot and not a wiper arrangement.

You...
Forum: Instrument Flight Rules Yesterday, 09:17 PM
Replies: 12
Views: 587
Posted By lr172
I am FP, so not sure this helps. I slow down to...

I am FP, so not sure this helps. I slow down to 90 or 100 Kts and add 10* of flaps at either the FAF or GS intercept. Rest of flaps go in after having the runway in sight (while it hasn't happened...
Forum: RV Ongoing Maintenance Issues Yesterday, 08:55 PM
Replies: 8
Views: 625
Posted By lr172
I would say that something is either not right or...

I would say that something is either not right or can be improved. I would start with baffling issues as that is the most likely reason. CHTs of 425 are not the "nature of the beast" for a well...
Forum: RV General Discussion/News Yesterday, 08:14 AM
Replies: 15
Views: 734
Posted By lr172
Looking at the stein site, each of the different...

Looking at the stein site, each of the different sizes is blue :confused: Do you know the fractional size of the "blue" sleeve that you recommended 2-3 conductor?

The blue TE connectivity one's...
Forum: RV General Discussion/News Yesterday, 08:12 AM
Replies: 15
Views: 734
Posted By lr172
That is what I did on the 6, but this G3X system...

That is what I did on the 6, but this G3X system wants a LOT of shielded wire (many terminated on both ends) and I thought this would save the hassle of soldering in place in the plane.

Larry
Forum: RV-12 Yesterday, 08:02 AM
Replies: 10
Views: 657
Posted By lr172
Not sure what is happening here, but I believe...

Not sure what is happening here, but I believe that the shop head should be made by the material making a nice 180* turn, with the end of the rivet, after the 180, touching the backing plate. In...
Forum: RV General Discussion/News 10-16-2018, 10:50 PM
Replies: 15
Views: 734
Posted By lr172
What size solder sleeve

I would like to use solder sleeves for attaching pigtails to shielding, but have no experience with them. Can anyone tell me which size sleeves to order for 2 and 3 conductor shielded tefzel?

Larry
Forum: Glass Cockpit 10-16-2018, 09:56 PM
Replies: 6
Views: 857
Posted By lr172
Bill, I am considering the wing root area for...

Bill,

I am considering the wing root area for the OAT probe on my 10 build. I am curious what differences you saw between thermocouple and the OAT probe temps.

I am not too concerned about the...
Forum: Traditional Aircraft Engines 10-16-2018, 09:32 PM
Replies: 10
Views: 844
Posted By lr172
Thanks so much for digging that up. I am using...

Thanks so much for digging that up. I am using Superior cyl's on my 540 build, in part due to the plateau honing and quick break in. I will be breaking in on the ground with a cooling shroud and...
Forum: Safety 10-16-2018, 08:07 AM
Replies: 42
Views: 3,003
Posted By lr172
+1 "VFR on top" is an approved method of flying...

+1

"VFR on top" is an approved method of flying on an IFR clearance, with relaxed altitude requirements for the pilot, and therefore requires communication with ATC, in addition to their approval. ...
Forum: RV Building Tips/Techniques 10-15-2018, 03:02 PM
Replies: 16
Views: 960
Posted By lr172
I used a light grey SPI epoxy primer as the base...

I used a light grey SPI epoxy primer as the base & final coat. It is very tough and one benefit is it has a very low gloss level, almost satin. Avoiding a top coat save weight.

Larry
Forum: RV-10 10-15-2018, 02:23 PM
Replies: 3
Views: 279
Posted By lr172
You can also slot them and when you have the...

You can also slot them and when you have the right position, drill a #30 hole in the center and install a SS pop rivet to eliminate any vertical movement. On my 6, I slotted them (about 1/16" of...
Forum: Traditional Aircraft Engines 10-15-2018, 01:55 PM
Replies: 10
Views: 844
Posted By lr172
Did you see a drop in CHTs/? If so, how long...

Did you see a drop in CHTs/? If so, how long into your flight?

Larry
Forum: RV-10 10-15-2018, 01:45 PM
Replies: 2
Views: 158
Posted By lr172
Thanks David. I think I will paint it that way...

Thanks David. I think I will paint it that way as well. I flipped the 6, but the 10 seems to have a lot more clearance.

Larry
Forum: RV-10 10-15-2018, 12:07 PM
Replies: 2
Views: 158
Posted By lr172
Fuse Bottom height

I am trying to decide whether to flip the fuse to paint the bottom before the top goes on versus trying to paint from underneath later.

Does anyone know what the height is from the ground to the...
Forum: Traditional Aircraft Engines 10-15-2018, 11:34 AM
Replies: 11
Views: 1,030
Posted By lr172
Food for thought: Prior to yesterday morning and...

Food for thought: Prior to yesterday morning and even after the event, you right tank wasn't showing any signs of the problem either. I don't believe you have enough data to rule out the left tank...
Forum: Traditional Aircraft Engines 10-15-2018, 10:36 AM
Replies: 11
Views: 1,030
Posted By lr172
While lots of folks see varying fuel pressure at...

While lots of folks see varying fuel pressure at times, they are mostly instrument issues or reductions in the pump's output that don't fall below what the engine is consuming and produce no engine...
Forum: RV-10 10-15-2018, 10:14 AM
Replies: 12
Views: 500
Posted By lr172
Your plan seems solid. Do everything before...

Your plan seems solid. Do everything before installation. You will then be covering up maybe 1/2" of the F/G when you fair the junction to the structure. A very simple paint touch up. For little...
Forum: RV-10 10-15-2018, 08:16 AM
Replies: 12
Views: 500
Posted By lr172
I am about 3/4 through this now. I used a die...

I am about 3/4 through this now. I used a die grinder and 1.5" sander (40 grit) to knock down the ugly, high stuff. I then re-did the door gutter for the Mcmaster seals. I then used epoxy/flox to...
Forum: Traditional Aircraft Engines 10-14-2018, 04:21 PM
Replies: 25
Views: 3,342
Posted By lr172
Under normal circumstances, you can't get...

Under normal circumstances, you can't get meaningfull scoring from the wrist pins until the pin plugs are fully disintegrated, as they are softer than the steel wall. My engine eat up several pin...
Forum: Traditional Aircraft Engines 10-13-2018, 10:23 PM
Replies: 7
Views: 650
Posted By lr172
I would discourage any attempt to flush out your...

I would discourage any attempt to flush out your oil system. Manually cleaning the sludge or debris out of the pan is fine and that is where most sludge and debris ends up. Running gas through it...
Forum: VAF Classifieds (posts in here deleted after 30 days) 10-12-2018, 03:53 PM
Replies: 4
Views: 810
Posted By lr172
Interested in grip. PM sent

Interested in grip.

PM sent
Forum: RV-10 10-12-2018, 02:46 PM
Replies: 13
Views: 669
Posted By lr172
Thanks for all of the ideas. The wings are QB...

Thanks for all of the ideas. The wings are QB and I have no desire to peel back the skin at this point. A few ideas seem good, but require a permanent mounting. I had considered keeping the rings...
Forum: GPS 10-11-2018, 09:21 PM
Replies: 6
Views: 249
Posted By lr172
The battery really just keeps the date/time and...

The battery really just keeps the date/time and present position at shutdown. If your observation is correct, the battery isn't your issue.

Larry
Forum: RV-10 10-11-2018, 09:18 PM
Replies: 13
Views: 669
Posted By lr172
Dealing with skin gap at Tie Down Blocks

My QB wings have about 1/8" gap between the skin and the bottom edge of the long threaded block that the tie tie down ring screw into. If I don't deal with it, the skin will deform (probably not...
Forum: RV Ongoing Maintenance Issues 10-11-2018, 02:06 PM
Replies: 21
Views: 1,965
Posted By lr172
While it is unfortunate for you, it is a good...

While it is unfortunate for you, it is a good lesson for others. Don't ignore it when your engine is talking to you. relatively rapid increases in oil consumption means that something is happening...
Forum: RV-9/9A 10-10-2018, 10:01 AM
Replies: 7
Views: 706
Posted By lr172
I have one (archer wing tip) that I am about to...

I have one (archer wing tip) that I am about to sell, so PM me if you go this way.

Larry
Forum: Glass Cockpit 10-09-2018, 10:21 PM
Replies: 17
Views: 1,184
Posted By lr172
With Chciago approach, I am often vectored toward...

With Chciago approach, I am often vectored toward the approach and a few miles out, they tell me to go direct to the IAF, though sometimes vectored all the way to the course line. So now I tend to...
Forum: RV-10 10-09-2018, 10:03 PM
Replies: 15
Views: 1,262
Posted By lr172
I tried this today. It is only a #40 hole and it...

I tried this today. It is only a #40 hole and it didn't seem like the dental pick was getting much in there to work with and the squeegee'ing didn't seem to do it either. In the end I filled it as...
Forum: RV-10 10-09-2018, 11:40 AM
Replies: 18
Views: 913
Posted By lr172
Good data to know. Sounds an extra scoop may be...

Good data to know. Sounds an extra scoop may be in my future.
Forum: GPS 10-09-2018, 11:18 AM
Replies: 6
Views: 249
Posted By lr172
The battery is not that hard to replace, but it...

The battery is not that hard to replace, but it is soldered onto one of the boards and takes some work to get at it.

Not sure this is your issue. You can tell the 90 what day and time it is now. ...
Forum: Glass Cockpit 10-09-2018, 09:53 AM
Replies: 17
Views: 1,184
Posted By lr172
I use a 430, not 650 but will give some input. ...

I use a 430, not 650 but will give some input. First, the approach waypoints are always added to the end of the flight plan. That doesn't mean you'll fly to the airport waypoint before the approach...
Forum: RV-10 10-09-2018, 09:49 AM
Replies: 18
Views: 913
Posted By lr172
Thanks for all of the input. It is much...

Thanks for all of the input. It is much appreciated!

Larry
Forum: RV-10 10-09-2018, 09:45 AM
Replies: 18
Views: 913
Posted By lr172
Is this "radius" in the 90* corners or a...

Is this "radius" in the 90* corners or a radius'ed edge to the vertical oriented cut in the skin?

Larry
Forum: RV-10 10-09-2018, 07:35 AM
Replies: 18
Views: 913
Posted By lr172
I am not concerned with the cost or effort, but...

I am not concerned with the cost or effort, but was concerned about drag. It is hard to believe that each Naca is drag free. Does anyone know what the drag penalty is for these?

Larry
Forum: Electrical Systems 10-08-2018, 10:37 PM
Replies: 5
Views: 317
Posted By lr172
Be sure to install the mag switch upside down. ...

Be sure to install the mag switch upside down. Then up/on should provide an open connection and down/off closes the contact. Don't know how SDS does this, so can't advise.

Larry
Forum: Glass Cockpit 10-08-2018, 10:33 PM
Replies: 8
Views: 433
Posted By lr172
If you do any lighting components on the bus, be...

If you do any lighting components on the bus, be sure to size the pot to the appropriate wattage draw on the circuit.

Larry
Forum: Glass Cockpit 10-08-2018, 10:32 PM
Replies: 8
Views: 433
Posted By lr172
digikey is affordable with good variety. Larry

digikey is affordable with good variety.

Larry
Forum: RV-10 10-08-2018, 10:31 PM
Replies: 18
Views: 913
Posted By lr172
Naca Vent: Which Side

I am planning only one naca vent for my overhead console. I am installing a second 2" flange fitting for easy install later, if necessary.

I am curious which side of the fuselage would pick up more...
Forum: Traditional Aircraft Engines 10-08-2018, 10:34 AM
Replies: 25
Views: 3,342
Posted By lr172
I had glazing on two of my cylinders and I was...

I had glazing on two of my cylinders and I was able to identify it just by looking in the spark plug holes. That yellowish, brown color on the walls is easy to see when using a flashlight. Its...
Forum: Traditional Aircraft Engines 10-07-2018, 05:10 PM
Replies: 25
Views: 3,342
Posted By lr172
The glazing is coked oil in the cross hatch...

The glazing is coked oil in the cross hatch valleys and often occurs from getting temps too high during break in.. It is usually medium to dark brown. It is hard to tell from pictures, but rhis...
Forum: Traditional Aircraft Engines 10-07-2018, 04:02 PM
Replies: 25
Views: 3,342
Posted By lr172
The first linked pic cylinder is glazed and that...

The first linked pic cylinder is glazed and that is why it is burning oil. The scoring marks are also a bit more agressive than light scoring. That cylinder should be honed and re-ringed. You will...
Forum: RV General Discussion/News 10-06-2018, 10:35 PM
Replies: 5
Views: 505
Posted By lr172
I suppose it could be a grey area, but I would...

I suppose it could be a grey area, but I would think of it as purchasing a component. We don't list lycoming as commercial assistance because they assembled our engine, even though we are able to...
Forum: RV-14 10-05-2018, 10:52 PM
Replies: 29
Views: 1,839
Posted By lr172
I just did this the other day. Using a feeler...

I just did this the other day. Using a feeler gauge is problematic, because the arms are usually not parallel. Your shim must fit when torqued, not when loose. As the bolt is tightened, the arms...
Forum: RV-14 10-05-2018, 10:49 PM
Replies: 29
Views: 1,839
Posted By lr172
Be cautious with this approach. The inner part...

Be cautious with this approach. The inner part of the bearing needs to be help captive in the arms of the control rod. If this is too loose, the bearing won't rotate and you'll be rotating on the...
Forum: Electrical Systems 10-05-2018, 04:00 PM
Replies: 13
Views: 703
Posted By lr172
I use several of the small form factor toggles in...

I use several of the small form factor toggles in my 6. Most are for sub- 1A loads, but most of these switches in this size that are rated for 4A DC. I get mine at digikey.

Larry
Forum: RV General Discussion/News 10-05-2018, 03:51 PM
Replies: 27
Views: 2,826
Posted By lr172
I don't. It's a grey area. The 1000 foot rule...

I don't. It's a grey area. The 1000 foot rule makes an exception for taking off and landing. I am only below the 1000' limit during my take off phase. However, that often becomes prolonged, as...
Forum: RV General Discussion/News 10-05-2018, 01:04 PM
Replies: 27
Views: 2,826
Posted By lr172
In my case, the class E is at 700 AGL. I only...

In my case, the class E is at 700 AGL. I only take off in questionable conditions when departing IFR and stay below 700 until cleared. I am only 8 miles from ORD and directly under the three...
Forum: RV General Discussion/News 10-05-2018, 11:42 AM
Replies: 27
Views: 2,826
Posted By lr172
My understanding is that Class G airspace...

My understanding is that Class G airspace requires 1 mile visibility and clear of clouds. I often depart my field when IFR. I have 700' to the Class E. I have verified this with various CFI's. ...
Forum: RV-10 10-05-2018, 11:00 AM
Replies: 22
Views: 1,860
Posted By lr172
Bill, I imagine that the silicone should be OK. ...

Bill, I imagine that the silicone should be OK. However, I know that auto manufacturers have moved to urethane adhesive on the windshields, because the designers now utilize the windshield as part...
Forum: Glass Cockpit 10-05-2018, 08:47 AM
Replies: 8
Views: 433
Posted By lr172
G3X Dimmer Input

I plan to use a simple rheostat for a dimmer circuit, but need to size it appropriately. Can anyone tell me the typical current consumed on the lighting bus input for the G3X components?

I assume...
Forum: Primers 10-04-2018, 03:39 PM
Replies: 18
Views: 883
Posted By lr172
Correct. However, this layer is not strongly...

Correct. However, this layer is not strongly bonded to the aluminum. Therefore if your paint adheres to this layer, it will not be as strong as if adhered to the parent metal. This only applies...
Forum: Traditional Aircraft Engines 10-04-2018, 03:29 PM
Replies: 9
Views: 532
Posted By lr172
Yes, always best to follow the operating...

Yes, always best to follow the operating manual.

Larry
Forum: Traditional Aircraft Engines 10-04-2018, 01:50 PM
Replies: 21
Views: 1,820
Posted By lr172
This is incorrect. The rods in auto and aircraft...

This is incorrect. The rods in auto and aircraft engines are fundamentally the same design and balanced the same way. The OP's approach would be just as wrong on an auto engine.

Larry
Forum: Traditional Aircraft Engines 10-04-2018, 07:57 AM
Replies: 9
Views: 532
Posted By lr172
The further you advance timing toward the...

The further you advance timing toward the "optimum level, the more CHTs rise. It is an inverse relationship with EGT. A more advanced timing keeps more heat in the cylinder, which converts to force...
Forum: RV-14 10-03-2018, 12:31 PM
Replies: 11
Views: 961
Posted By lr172
While the ground return in the shield is...

While the ground return in the shield is preferred, a close second is twisting the power wire with the return ground wire (i.e. twisted pair). The key is having the power and ground wires in very...
Forum: Traditional Aircraft Engines 10-03-2018, 11:04 AM
Replies: 21
Views: 1,820
Posted By lr172
As Bob mentioned, they must stay together. Also,...

As Bob mentioned, they must stay together. Also, gross rod weights are not the key balancing factor. In balancing rods, you are getting all the big end weights the same and all the small end...
Forum: RV General Discussion/News 10-02-2018, 08:21 PM
Replies: 43
Views: 6,831
Posted By lr172
That could be. Hard to say from the very...

That could be. Hard to say from the very non-specific data we are using to compare import vs export.

Larry
Forum: RV General Discussion/News 10-02-2018, 08:09 PM
Replies: 43
Views: 6,831
Posted By lr172
First, I said that currency exchange rates often...

First, I said that currency exchange rates often create this advantage, not that the competitors are too stupid to attempt selling to the countries we are. To elaborate, a more favorable exchange...
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