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Search: Posts Made By: skylor
Forum: RV General Discussion/News 07-11-2018, 05:21 PM
Replies: 11
Views: 734
Posted By skylor
Engine/Prop Combo

Constant speed (Hartzell) and counter-balanced crank.

Skylor
Forum: Rocket 07-08-2018, 01:16 PM
Replies: 26
Vne
Views: 2,286
Posted By skylor
I think you may be too quick to discount how the...

I think you may be too quick to discount how the Rocket structural modifications you've listed may affect flutter.

First of all, the Harmon Rocket wings aren't just clipped. They have the same...
Forum: RV-7/7A 07-08-2018, 11:21 AM
Replies: 8
Views: 720
Posted By skylor
Root Rib Tooling Holes

If itís the tooling holes in the stabilizer root ribs that you are attempting to use for reference...well, I would not completely trust them. I recall that these particular ribs are sometimes...
Forum: Glass Cockpit 07-06-2018, 10:50 PM
Replies: 12
Views: 751
Posted By skylor
Magnetometer

Don't rule out the magnetometer. It's info is critical to the AHARS attitude solution. If you haven't calibrated it, if it isn't accurately aligned to the aircraft yaw, roll, and pitch attitudes,...
Forum: Fuel Injection Systems 07-05-2018, 11:29 AM
Replies: 10
Views: 781
Posted By skylor
Fouled Plug?

Have you checked for a fouled plug?
Forum: Traditional Aircraft Engines 07-05-2018, 11:25 AM
Replies: 5
Views: 381
Posted By skylor
Fuel System Restrictions

There are a number of things that could contribute to this behavior. If you can answer several questions below, it might help identify the root cause and possible solutions.

1. What kind of fuel...
Forum: RV-8/8A 06-23-2018, 12:32 AM
Replies: 5
Views: 786
Posted By skylor
API

Hi Evan,

That looks like an Aviation Products Inc. assembly with stock Vanís chains:

http://apitailwheels.com

Skylor
Forum: Glass Cockpit 06-18-2018, 06:20 PM
Replies: 93
Views: 59,256
Posted By skylor
Actually I find the OBS button to be quite useful...

Actually I find the OBS button to be quite useful at times. It essentially allows you to create a radial to the waypoint in your flight plan...useful if you need to fly an intercept to a specific...
Forum: Glass Cockpit 06-18-2018, 03:20 PM
Replies: 93
Views: 59,256
Posted By skylor
The "OBS" button on the 430W is not for tuning...

The "OBS" button on the 430W is not for tuning the OBS on the NAV radio and it is disabled in VLOC mode. The 430W OBS button is used for selecting a bearing to a GPS way point.

There is a CDI...
Forum: RV-8/8A 05-25-2018, 11:36 PM
Replies: 22
Views: 1,810
Posted By skylor
Super Decathlon VS. RV-8

I recommend getting transition training in a 6 or 7 over a Decathlon. I earned my PPL in a Citabria and had a fair amount of time in Decathlons and Super D.'s, but i received additional transition...
Forum: RV-8/8A 05-25-2018, 11:24 PM
Replies: 74
Views: 41,830
Posted By skylor
Torque Limits for Landing Gear Bolts

Van's recommendation (on the plans) is 240 in-lbs. You don't want to exceed this because additional torque will cause the outboard landing gear brackets to bend excessively.

Skylor
RV-8
Forum: RV-8/8A 05-22-2018, 11:37 PM
Replies: 11
Views: 1,792
Posted By skylor
Squeezer

An Alligator jaw pneumatic squeezer is tremendously useful for these kinds of locations. I was able to find one on e-bay for a descent price after several months of watching. This was probably 12 or...
Forum: Safety 05-19-2018, 09:22 PM
Replies: 22
Views: 3,938
Posted By skylor
AN Cap

Thatís either a -2 or -3 AN cap (I donít recall the exact size) that should go over the fitting. Aluminum ones can be found here:


http://www.aircraftspruce.com/menus/ha/an.html

Some prefer steel...
Forum: Safety 05-19-2018, 12:34 PM
Replies: 22
Views: 3,938
Posted By skylor
Something Odd

Vic,

Something strikes me as odd here. Was this originally installed as a new engine or an aftermarket/rebuilt one? The cap that you show looks like a schrader valve cap. The factory Lycoming...
Forum: RV-8/8A 05-12-2018, 09:50 PM
Replies: 7
Views: 1,162
Posted By skylor
Alternator wire size

4 AWG is overkill for the alternator wire. 6 or 8 should be more than adequate. At any rate, my alternator wire doesnít go through the gear tower. It runs right underneath the sub panel (baggage...
Forum: RV General Discussion/News 05-11-2018, 12:59 PM
Replies: 59
Views: 6,319
Posted By skylor
Not really. At least in the eyes of other...

Not really. At least in the eyes of other branches of government as well as government contractors, this type of behavior is considered both unethical and illegal. The example you gave is very...
Forum: RV General Discussion/News 05-11-2018, 12:54 PM
Replies: 59
Views: 6,319
Posted By skylor
If a person is charging for aerial photography or...

If a person is charging for aerial photography or skywriting in an EAB, aren't they "being carried for hire"? I think this could be why the "or" is in 2).

Regarding EAB aircraft compensation for...
Forum: RV General Discussion/News 05-10-2018, 11:48 AM
Replies: 41
Views: 4,054
Posted By skylor
Vne

And Vne is even quoted as IAS in older Van's Builder's Manual such as the one for my RV-8.

I suspect that the real reason Van's changed from IAS to TAS is because they saw a trend of higher-power...
Forum: RV General Discussion/News 05-06-2018, 10:28 AM
Replies: 12
Views: 1,235
Posted By skylor
Restrictor Fitting

Youíll want to use Vanís restrictor fitting in this application:

http://www.vansaircraft.com/cgi-bin/store.cgi?ident=1525623422-172-444&browse=engines&product=va-128


Skylor
Forum: RV General Discussion/News 05-03-2018, 11:42 PM
Replies: 30
Views: 5,327
Posted By skylor
I specifically chose the Grove non-airfoil gear...

I specifically chose the Grove non-airfoil gear for a couple of reasons:

1. Even with fiberglass fairings, theyíre at least several pounds lighter.

2. I used modified F1 Rocket fairings and I...
Forum: Alternative Engines 04-27-2018, 11:30 AM
Replies: 26
Views: 4,987
Posted By skylor
Wing

The wing choice may not be as bad as you think. At very high pitch angles, the prop is producing a significant amount of the "lift" therefore the wing's angle of attack may be pretty low. An...
Forum: California 04-25-2018, 08:55 AM
Replies: 20
Views: 2,648
Posted By skylor
KTOA

I am based at KTOA and we have several other RV's there as well. It's not really so bad, but the noise abatement department can be pretty vigilant. As long as you follow their guidelines it's...
Forum: RV General Discussion/News 04-13-2018, 07:14 PM
Replies: 17
Views: 1,477
Posted By skylor
Fuel Pressure Head Effects

One thing that I havenít seen mentioned in all these threads about low fuel pressure is the potential fluid-head pressure effects on the pressure reading. If, for example, you have your fuel...
Forum: RV General Discussion/News 04-01-2018, 05:37 PM
Replies: 5
Views: 661
Posted By skylor
Impulse Coupling

If you take a look at the parts list in the slick overhaul manual, the 4372 and 4373 mags use different impulse couplings but have the same frame part numbers. This tells me that the impulse lag is...
Forum: RV General Discussion/News 03-31-2018, 05:41 PM
Replies: 5
Views: 661
Posted By skylor
15 degree lag

The 15 degree lag impulse mag is what lycoming supplies on the 20 degree BTDC IO-360 angle valve engines.

Skylor
Forum: RV-4 03-27-2018, 11:33 AM
Replies: 20
Views: 9,698
Posted By skylor
Just because someone once got away with speeds...

Just because someone once got away with speeds well above VNE without flutter and destruction does not necessarily mean there is a "fair amount of structural and flutter margin." It just may mean...
Forum: RV General Discussion/News 03-22-2018, 05:38 PM
Replies: 8
Views: 728
Posted By skylor
Ameri-King ELT Batteries

In the AD, the last sentence of paragraph g states:

"Operators are not required to get replacement batteries from Ameri
-King Corporation. "

The lithium batteries used in the Ameri King ELT's can...
Forum: Autopilots 03-16-2018, 09:56 AM
Replies: 9
Views: 1,219
Posted By skylor
Maybe, maybe not. The Vizion control head only...

Maybe, maybe not. The Vizion control head only weighs a few ounces and is the only extra weight you would add with a stand-alone AP. As far as functionality goes, I’m not sure about other mfg’s but...
Forum: Autopilots 03-15-2018, 08:57 AM
Replies: 9
Views: 1,219
Posted By skylor
TruTrak AP

...or you could go with a TruTrak system and in the future use it with any of the other EFIS vendors' systems. I use a TruTrak Vizion 385 with the GRT Horizon. The nice thing about this set-up is...
Forum: RV-8/8A 03-10-2018, 10:10 PM
Replies: 4
Views: 1,022
Posted By skylor
Tail Belly Skin Oil-Canning

If the skin oil-cans in that area it's likely because the bulkhead flanges weren't bent to the correct angle prior to riveting.

Skylor
RV-8
Forum: RV General Discussion/News 03-04-2018, 11:36 PM
Replies: 7
Views: 835
Posted By skylor
Reno RVís

A few of us die-hard sport class RVers still hope to get in again this year!

Skylor
RV-8
Forum: RV General Discussion/News 02-22-2018, 08:53 AM
Replies: 52
Views: 6,540
Posted By skylor
Spin from Slips?

This seems to be something that varies from pilot to pilot/plane to plane. I can pull my RV-8 into a stall while in a full-rudder slip (in either direction), and it does not have any tendency to...
Forum: RV General Discussion/News 02-12-2018, 05:52 PM
Replies: 59
Views: 6,829
Posted By skylor
I think the popular term for this these days is...

I think the popular term for this these days is "Flight Proven"

Skylor
Forum: RV-8/8A 02-07-2018, 10:37 PM
Replies: 25
Views: 3,891
Posted By skylor
Yes! (5 or 6 years ago now)...

Yes! (5 or 6 years ago now)...
Forum: RV-8/8A 01-21-2018, 11:33 PM
Replies: 8
Views: 1,495
Posted By skylor
-1 Fuselage

The fuselage kits after ~2007 or 2008 are designated as the “dash 1” fuselage. These later kits incorporated significant design changes of the internal structure to facilitate the matched hole pre...
Forum: RV-8/8A 01-19-2018, 11:07 PM
Replies: 33
Views: 9,830
Posted By skylor
Roll Bar Drilling

Sorry that I missed this question earlier. In my case, i drilled the roll bar and installed the handles while I was building the plane.

Skylor
Forum: RV-4 01-19-2018, 10:36 AM
Replies: 19
Views: 1,849
Posted By skylor
EIS

While I understand that panel space in the -4 is even more of a premium than the -8, I will say that I have my EIS in the panel and I'm really happy that I do. It provides nearly instantaneous...
Forum: RV General Discussion/News 01-18-2018, 11:34 PM
Replies: 8
Views: 1,234
Posted By skylor
Tail one Stuff

In my RV-8 Tailcone, I have:

Tail light & strobe wires
Wehlen power supply (I built before LED strobes)
Autopilot pitch servo
ELT
Battery and Battery bus fuse block
Transponder antenna (mounted on...
Forum: RV-8/8A 01-17-2018, 07:35 PM
Replies: 25
Views: 3,891
Posted By skylor
RV-8 Storage

As others have said, an awful lot of stuff can fit into an -8.

Here's an example of what I can carry with 2 people (and we had a little room to...
Forum: RV General Discussion/News 01-17-2018, 10:54 AM
Replies: 13
Views: 1,902
Posted By skylor
Dead Plug/ignition

Usually when one of the 2 plugs on a cylinder stops firing the EGT rises due to the slower mixture burn, and the CHT will drop.

Skylor

RV-8
Forum: Fuel Injection Systems 01-15-2018, 09:37 PM
Replies: 35
Views: 3,745
Posted By skylor
You missed the price of the second one he posted...

You missed the price of the second one he posted for 26-20 gauge.

$2939.73
Forum: RV Ongoing Maintenance Issues 01-13-2018, 08:49 AM
Replies: 1
Views: 487
Posted By skylor
Revision Number

The suffix (A, G, H) just represents the revision of the Mil-spec that the fluid was made to. Rev H. is the most recent version and has been out since 2002 (actual Mil-PRF-5606 is technically an...
Forum: Safety 01-05-2018, 08:38 AM
Replies: 36
Views: 4,893
Posted By skylor
What aircraft are you referring to? Parts "fall...

What aircraft are you referring to? Parts "fall off" of aircraft for for reasons other than improper installation or other air frame faults . Several causes are: 1. Over-stress (exceeding G limits...
Forum: RV-8/8A 12-31-2017, 11:54 AM
Replies: 33
Views: 9,830
Posted By skylor
I made very careful measurements to lay out the...

I made very careful measurements to lay out the holes, then used a small drill press to drill them.

Skylor
Forum: RV-8/8A 12-31-2017, 11:13 AM
Replies: 18
Views: 2,502
Posted By skylor
If youíre seeing 2600 in climb, what RPM are you...

If youíre seeing 2600 in climb, what RPM are you seeing level? Isnít the Sensenich limited to 2600 max?
Forum: RV General Discussion/News 12-31-2017, 11:01 AM
Replies: 40
Views: 7,956
Posted By skylor
RV Spins

Not to be argumentative, but It can and does happen in RV’s. In the thread below more than one person discusses having this happen. Granted, They weren’t...
Forum: RV Ongoing Maintenance Issues 12-30-2017, 11:07 PM
Replies: 31
Views: 5,851
Posted By skylor
Crankcase Pressure?

Steve,

Haven't you previously posted about several issues with crankshaft seal leaks and blow-outs? I think the evidence is mounting that you may, in deed have an elevated crankcase pressure issue....
Forum: RV-8/8A 12-30-2017, 02:09 PM
Replies: 33
Views: 9,830
Posted By skylor
Handles

I have those handles installed on my RV-8, however I shortened them quite a bit which required drilling the screw holes deeper and re-tapping them. I did not use the jig for drilling the roll...
Forum: RV General Discussion/News 12-30-2017, 01:56 PM
Replies: 40
Views: 7,956
Posted By skylor
Wild Hair Aerobatics

A hammerhead is probably not a great maneuver to attempt on a "wild hair". At the very least, you need to be proficient in inverted and upright spin recoveries before attempting them. A late...
Forum: RV General Discussion/News 12-26-2017, 10:01 AM
Replies: 31
Views: 5,901
Posted By skylor
Skin Cost

The W-702 skin costs 72.50 plus shipping:

http://www.vansaircraft.com/cgi-bin/store.cgi?ident=1514307519-172-444&action=search

Skylor
Forum: RV-4 12-18-2017, 10:38 PM
Replies: 43
Views: 13,702
Posted By skylor
Cost Neutral?

I thought it was new plane = new house... ;)
Forum: Traditional Aircraft Engines 12-13-2017, 11:22 PM
Replies: 27
Views: 3,146
Posted By skylor
RSA

The RSA Servo should run just fine at your elevation when set to full rich. The RSA servo will actually flow less fuel at altitude then at sea level,when set to full rich mixture.

Is it possible...
Forum: Glass Cockpit 12-12-2017, 11:33 PM
Replies: 10
Views: 2,157
Posted By skylor
Hear Hear!

I agree! I want my attitude instrument to do just that...indicate actual aircraft attitude. If my present flight regime requires 10 degrees nose up to maintain level flight, I want to know that my...
Forum: RV General Discussion/News 12-11-2017, 11:03 PM
Replies: 31
Views: 4,713
Posted By skylor
Google Search

And of course any descent divorce lawyer probably has a legal assistant that does things like search google for “RV-9 Value”. What are the odds that they’ll be led right to this...
Forum: RV Ongoing Maintenance Issues 12-10-2017, 11:48 AM
Replies: 75
Views: 41,562
Posted By skylor
Aeroshell Plus

The Aeroshell Plus grades (i.e. W100+) contain LW-16702 so you don't have to buy a bottle of additive separately.

Skylor
RV-8
Forum: RV General Discussion/News 12-04-2017, 05:16 PM
Replies: 6
Views: 915
Posted By skylor
Gear Leg Fairings

I use the non-airfoil grove gear (which I love), and I'm quite certain the stock fairings won't fit because the grove gear is much thicker at the fuselage end of the legs. I purchased a pair of F1...
Forum: RV-8/8A 12-01-2017, 10:50 PM
Replies: 13
Views: 3,856
Posted By skylor
Long Screw

While technically true, there is actually more clearance between the nutplate and the brake line than there appears to be in the photo. That's one of the things that I was concerned about but I...
Forum: RV-8/8A 11-14-2017, 11:07 PM
Replies: 7
Views: 1,539
Posted By skylor
No template, but...

I donít have a template for a back seat instrument panel, but I do have a photo of my solution:

http://www.skylor.org/images/DSC_2179small.JPG

Skylor
RV-8
Forum: Engine Monitors 11-09-2017, 10:33 AM
Replies: 5
Views: 660
Posted By skylor
EGT Circuit Troubleshooting

You might try swapping the #4 EGT probe channel contacts at the EIS connector with cylinder #2 and re-testing. This should help further narrow down the problem to either aircraft wiring or the EIS...
Forum: RV Ongoing Maintenance Issues 11-08-2017, 10:57 PM
Replies: 13
Views: 1,485
Posted By skylor
Copper

Are you using Aeroshell oil?

Skylor
Forum: Safety 11-06-2017, 11:49 PM
Replies: 11
Views: 2,563
Posted By skylor
Whirl Flutter

More like wing resonance with propellor slip-stream..

Itís technically called whirl-mode flutter.
Forum: RV-8/8A 10-29-2017, 02:43 PM
Replies: 5
Views: 688
Posted By skylor
I think the idler arms you show are actually part...

I think the idler arms you show are actually part of the rear seat rudder pedal option and might not be included with the ground adjustable or in flight adjustable kits.

Skylor
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