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Search: Posts Made By: BillL
Forum: Fiberglass Yesterday, 06:51 PM
Replies: 6
Views: 406
Posted By BillL
This is the best practice, as indicated my my bad...

This is the best practice, as indicated my my bad experiences.
Forum: Traditional Aircraft Engines 02-19-2020, 06:54 PM
Replies: 6
Views: 570
Posted By BillL
I did not have that much temperature difference...

I did not have that much temperature difference on my James cowl. IO360 M1B std Cr, Mags. Standard small Niagara cooler.

Not that it is affecting your engine but consider that inlet air for cooling...
Forum: RV General Discussion/News 02-17-2020, 02:49 PM
Replies: 24
Views: 1,134
Posted By BillL
+1 this is exactly what I did to learn with my...

+1 this is exactly what I did to learn with my tools. Short length of tube, and flare union . . . . measured both before flaring and after it was assembled using a dial caliper. To make prototype...
Forum: Propellers 02-17-2020, 01:32 PM
Replies: 8
Views: 781
Posted By BillL
If it is broken off with a square edge, I would...

If it is broken off with a square edge, I would take a drift and tap it axially to get its attention then heat the hub to warm to the hand and retry the ez-out. penetrating oil is not going to do a...
Forum: RV General Discussion/News 02-09-2020, 04:32 PM
Replies: 38
Views: 3,098
Posted By BillL
Hangar Availability Poll

Hangars seem to be short on VAF and other forums. This poll is to see if it is isolated or widespread. The question is why? Is there no profit in new hangar space or is the market demand projected to...
Forum: RV-7/7A 02-06-2020, 08:31 PM
Replies: 6
Views: 690
Posted By BillL
I use 150 lbs of barbell weights, more than...

I use 150 lbs of barbell weights, more than enough.
Forum: RV-10 02-06-2020, 08:05 PM
Replies: 17
Views: 1,272
Posted By BillL
Maybe there is a reason.

I am not a 10 guy, but I have found that the screw is usually misaligned as the root cause for having to push to get the screw started. It seems particularly prevalent with an aligning thick section.
Forum: Electrical Systems 02-05-2020, 06:59 AM
Replies: 78
Views: 27,144
Posted By BillL
Thumbs up Congratulations on flight!! I found that time...

Congratulations on flight!! I found that time has not gotten more available after first flight.

Each homebuilt is a prototype, everything is not perfect! Keep us informed of your progress in the...
Forum: RV General Discussion/News 02-01-2020, 08:12 AM
Replies: 9
Views: 877
Posted By BillL
Did you just use a heat gun and stretch it over...

Did you just use a heat gun and stretch it over the nose of the wheel pant?
Forum: RV General Discussion/News 01-28-2020, 03:26 PM
Replies: 28
Views: 2,220
Posted By BillL
Couldn't a person just go to OSH find the 14 they...

Couldn't a person just go to OSH find the 14 they like and offer $40k over the estimated building price? That would be all legal, pay the builder for time and allow them to build another.
Forum: RV General Discussion/News 01-28-2020, 08:08 AM
Replies: 7
Views: 331
Posted By BillL
Link sent via your web site contact.

Link sent via your web site contact.
Forum: RV General Discussion/News 01-27-2020, 10:10 PM
Replies: 7
Views: 331
Posted By BillL
The answer may well be dependent on the prop...

The answer may well be dependent on the prop blades - aluminum/composite/mass specifications including specific crankshaft prop flange dimensions/design. It is more than G loading, it includes rate...
Forum: RV Ongoing Maintenance Issues 01-27-2020, 05:38 PM
Replies: 10
Views: 934
Posted By BillL
Thanks, right on cue. :D

Thanks, right on cue. :D
Forum: RV Ongoing Maintenance Issues 01-27-2020, 05:33 PM
Replies: 65
Views: 5,836
Posted By BillL
I think Dan already answered your question, but...

I think Dan already answered your question, but in a root cause kind of way. If he opens the purge valve there is no pressure at the injectors, and no way to push fuel into the intake tubes and sump....
Forum: RV General Discussion/News 01-27-2020, 05:04 PM
Replies: 15
Views: 1,904
Posted By BillL
I just don't think we can trust you anymore, Ed.

I just don't think we can trust you anymore, Ed.
Forum: RV Ongoing Maintenance Issues 01-27-2020, 04:58 PM
Replies: 10
Views: 934
Posted By BillL
When and what models are epoxy?

When and what models are epoxy?
Forum: RV General Discussion/News 01-27-2020, 07:28 AM
Replies: 1
Views: 448
Posted By BillL
I thought the same about bringing them forward. I...

I thought the same about bringing them forward. I made the opening a little larger and the light is half-in and half-out of the opening. It is tricky to adjust to keep the unit from jamming the side...
Forum: Traditional Aircraft Engines 01-26-2020, 06:39 PM
Replies: 6
Views: 908
Posted By BillL
Every OEM must specify a different nut, there are...

Every OEM must specify a different nut, there are apparently many Lyc has used. I asked Jim (formally Lyc training guy, now retired) about that - - the high end nuts are a super alloy, and some are...
Forum: Electrical Systems 01-24-2020, 07:35 AM
Replies: 176
Views: 51,318
Posted By BillL
Question about the guts . . .

The stators have a shoulder bolt that secures them to the housing. Are they loose? PP uses 2 of them but the design allows 4 to be used. More likely it is rotor orbit or rotor balance that initiates...
Forum: RV General Discussion/News 01-20-2020, 04:54 PM
Replies: 7
Views: 770
Posted By BillL
I hear ya, brother.

I hear ya, brother.
Forum: Tools 01-20-2020, 02:56 PM
Replies: 12
Views: 1,016
Posted By BillL
+1 PanAmerican. I got the individual PA's...

+1 PanAmerican. I got the individual PA's from Avery and later purchased the ATS set. The PanAmericans are much better all around IMO.
Forum: RV General Discussion/News 01-18-2020, 07:48 AM
Replies: 11
Views: 1,331
Posted By BillL
I mounted my engine mount to the engine with it...

I mounted my engine mount to the engine with it on the hook, then mounted to the firewall several times to check clearances positions of controls etc. I still made the final too soon though, and did...
Forum: Safety 01-18-2020, 07:34 AM
Replies: 4
Views: 756
Posted By BillL
G3X

I don't have an INS installed so, if signal is in error won't WAAS indication give an error since all satellites won't be affected equally?

If INOP then red X's and what does A/P do, revert to...
Forum: Rocket 01-18-2020, 07:26 AM
Replies: 42
Views: 11,807
Posted By BillL
Congrats to the awesome pilot!

Absolute miracle that it allowed a clearly excellent pilot to land! Well done!

It looks like the right elevator buckled (1st), an 8 elevator has failed like this and was posted here with pictures....
Forum: RV-7/7A 01-17-2020, 09:55 PM
Replies: 8
Views: 784
Posted By BillL
You can make them swappable . . .

The VS top glass is specific to each rudder, but can swapped. Also, the front swing for the tall/7/9 rudder is just a touch longer so the VS will need a little extra trimming of the aluminum. At...
Forum: RV Photo/Video URLs 01-16-2020, 09:56 PM
Replies: 15
Views: 1,344
Posted By BillL
Thumbs up Outstanding Comparison, nicely edited.

So - - what is the technical difference between the two? I notice the jelly is gone but the prop is straight with the 8, so the Frame rate must be faster or the start to finish scan speed is...
Forum: RV Ongoing Maintenance Issues 01-15-2020, 07:44 PM
Replies: 35
Views: 6,383
Posted By BillL
I have made a few of these, what bead size and...

I have made a few of these, what bead size and flow area do you have for the silca gel? These pumps do have to pump air to the bottom of an aquarium so have some pressure capability. You only really...
Forum: Electrical Systems 01-14-2020, 03:39 PM
Replies: 145
Views: 16,728
Posted By BillL
I hope you are holding Hartzell's feet to the...

I hope you are holding Hartzell's feet to the fire for help on that early hour failure. Like an overnight shipment, teardown report, and labor to install the new one. Levi ( I think is his name)...
Forum: RV-7/7A 01-14-2020, 08:21 AM
Replies: 4
Views: 701
Posted By BillL
Ask Vans - - likely they want those rivets to...

Ask Vans - - likely they want those rivets to carry load.
Forum: RV General Discussion/News 01-14-2020, 08:11 AM
Replies: 15
Views: 1,968
Posted By BillL
Definitive information needed.

Chris, run a fuel flow test with back pressure to 30 psi. Remove the hose at the servo and connect a bypass with a small ball valve. Route to a clean container or back to the tank.

Use panel...
Forum: RV-7/7A 01-12-2020, 06:58 PM
Replies: 7
Views: 828
Posted By BillL
I unsqueezed slightly using the wood block...

I unsqueezed slightly using the wood block technique and it worked like a charm. It took much lighter and fewer blows than expected. My 7 had a heavy wing, I checked everything adjusted a few things...
Forum: RV General Discussion/News 01-11-2020, 10:32 AM
Replies: 7
Views: 971
Posted By BillL
Definitely do not undimple.

It will make a mess. I got picky and made a drill guide for this purpose on the lathe. Just a small length of 3/8" bar stock, drilled a hole in the center and made a point to align into the dimple....
Forum: RV Ongoing Maintenance Issues 01-11-2020, 10:28 AM
Replies: 65
Views: 5,836
Posted By BillL
Yep, next oil change when the engine is hot, take...

Yep, next oil change when the engine is hot, take out that plug. If you feel lucky, don't put a pan under it. Mine drips sometimes, especially if flown rich and doing approach practices.

DanH does...
Forum: RV General Discussion/News 01-11-2020, 08:08 AM
Replies: 7
Views: 824
Posted By BillL
Mine are bat wing tips but . . .

I just sliced mine but only because the trailing edge was 3/8" thick and I wanted a more matched profile to the aileron.

Back to slicing - - If the outer edge is not cut it will be hard to get the...
Forum: Fiberglass 01-10-2020, 06:33 AM
Replies: 11
Views: 1,380
Posted By BillL
I use some kitchen storage containers from Wal...

I use some kitchen storage containers from Wal mart. A clear jar with molded handle and large opening screw top. Suitable for getting a fist in there. Although the larger ones store better the...
Forum: My RV Build Project 01-09-2020, 08:03 AM
Replies: 49
Views: 8,964
Posted By BillL
Vern with that bulkhead loose it is a good time...

Vern with that bulkhead loose it is a good time to consider your equipment and make some extra holes in that spar web. Vans has a template for that showing what is permissible.

War Eagle!!
Forum: Traditional Aircraft Engines 01-08-2020, 07:52 AM
Replies: 17
Views: 2,530
Posted By BillL
Only Speculation . .

Hard to say, Tim. I have no hard experience with that method with which to correlate, but, I think not from a normally operating engine out of break-in. It may be normal generation but just...
Forum: Traditional Aircraft Engines 01-07-2020, 01:18 PM
Replies: 17
Views: 2,530
Posted By BillL
Yes, that's the idea. The shake and strain...

Yes, that's the idea.

The shake and strain method seems to get the embedded particles better, but one would need a baseline. I would think the suspended particle analysis could pick that up, but...
Forum: Traditional Aircraft Engines 01-06-2020, 01:41 PM
Replies: 17
Views: 2,530
Posted By BillL
Post the early analyses too. That would help....

Post the early analyses too. That would help. Absolute numbers (PPM) of metals are very helpful for an internal wear evaluation.

BTW, I learned how to inspect filters from a lab with 110 operating...
Forum: RV General Discussion/News 01-03-2020, 05:10 PM
Replies: 17
Views: 2,026
Posted By BillL
+1 oil temp is basic requirement.

+1 oil temp is basic requirement.
Forum: RV Building Tips/Techniques 01-03-2020, 05:04 PM
Replies: 13
Views: 1,138
Posted By BillL
Everyone must try once. OK crazy . . . I laid...

Everyone must try once. OK crazy . . . I laid them in a row on the head on glass and put a scale on the aft end. The short ones went one way, tall ones the other. I suppose some double stick tape...
Forum: RV General Discussion/News 01-03-2020, 04:57 PM
Replies: 17
Views: 1,135
Posted By BillL
Tip Lens Not the same material.

Getting OFF TOPIC - the tip lenses are vinyl (or something) and WILL melt with alcohol. I was polishing one and decided to test a piece of scrap first, yep isopropyl alcohol will soften and mar the...
Forum: RV General Discussion/News 01-01-2020, 08:04 AM
Replies: 22
Views: 3,083
Posted By BillL
Thumbs up Great Mag Marc, thanks for responding. Aviation...

Great Mag Marc, thanks for responding. Aviation Week has a download link sent in the email announcing the current issue. That could make the process clean.

Just a suggestion for your (internal)...
Forum: Traditional Aircraft Engines 01-01-2020, 07:49 AM
Replies: 16
Views: 1,109
Posted By BillL
Reiff -- has been good to my friend and I over...

Reiff -- has been good to my friend and I over the past several years. We both got the barrel bands too. In our climate it was not worth the hassle of going cheap, although Reiff is higher value...
Forum: RV General Discussion/News 01-01-2020, 07:42 AM
Replies: 13
Views: 1,991
Posted By BillL
Clearly not Bob, and he will have to do some...

Clearly not Bob, and he will have to do some calibration runs too. Even though his statement is obviously hyperbole, the pitot mast does add some drag, I still want to know where the speed loss...
Forum: RV General Discussion/News 12-31-2019, 07:15 PM
Replies: 13
Views: 1,991
Posted By BillL
Nice speed! I have been wondering about the...

Nice speed! I have been wondering about the pitot extension drag, please let me know what you do about it. Pressure recovery fairing?
Forum: Close Calls / Lessons Learned 12-31-2019, 06:52 PM
Replies: 45
Views: 6,462
Posted By BillL
Since it seems to be a slow day to catch this...

Since it seems to be a slow day to catch this much attention, here is a crappy vid on the 777 brake test. I have the 1 hour original recorded from a TV show, but this has the essentials of the...
Forum: Close Calls / Lessons Learned 12-29-2019, 03:54 PM
Replies: 45
Views: 6,462
Posted By BillL
It sounds like a check of the master cylinder...

It sounds like a check of the master cylinder plunger return on the right side is in order along with the other unplanned restoration. Brake pads should wear relatively evenly, anything else means...
Forum: RV General Discussion/News 12-29-2019, 01:52 PM
Replies: 38
Views: 7,931
Posted By BillL
It would not be high enough for the 7, but it is...

It would not be high enough for the 7, but it is high enough to physically pick it up for a higher stand. The elevator and rudder are in the way for me to get a good vertical lift, not as much the...
Forum: Traditional Aircraft Engines 12-29-2019, 08:52 AM
Replies: 17
Views: 2,499
Posted By BillL
David, I think I would do another leak check on...

David, I think I would do another leak check on that cylinder. And wiggle it with the prop at TDC to see if it settles better. If not with your comment, I would agree with you and pull it.

I would...
Forum: RV-7/7A 12-23-2019, 10:18 AM
Replies: 64
Views: 8,447
Posted By BillL
Yep, that how the numbers add up and prices go up...

Yep, that how the numbers add up and prices go up each year. About the same as depreciation . . . . and a whale of a lot better than cars. Cars are horribly expensive by comparison.


So . . . . ...
Forum: RV General Discussion/News 12-23-2019, 10:11 AM
Replies: 23
Views: 1,431
Posted By BillL
Well, good you got to the solution.

Well, good you got to the solution.
Forum: RV General Discussion/News 12-23-2019, 06:32 AM
Replies: 23
Views: 1,431
Posted By BillL
Keep looking. A thermocouple has dissimilar...

Keep looking. A thermocouple has dissimilar metals that produce electricity (voltage) above absolute zero. This DC voltage is related in a non-linear way to the temperature. The signal is small and,...
Forum: Traditional Aircraft Engines 12-23-2019, 06:10 AM
Replies: 8
Views: 656
Posted By BillL
The first thing I would check is the idle mixture...

The first thing I would check is the idle mixture setting. Be sure the rpm rises a little as the mix is pulled on shutdown.

Do you have popping on final in the exhaust too?

Why mixture?? Because...
Forum: Fiberglass 12-19-2019, 07:52 AM
Replies: 12
Views: 1,407
Posted By BillL
Thumbs up +1 for USComposites

I get tooling resins, and fiberglass cloth from USC, competitive prices.
Forum: Fiberglass 12-19-2019, 07:32 AM
Replies: 32
Views: 3,159
Posted By BillL
Good big picture from Dan as usual. A few...

Good big picture from Dan as usual.

A few specifics for judging the cup mix, when mixing with a popsicle stick, the mix will stick to the stick, as the stick is withdrawn from the mix it will:

1....
Forum: Alternative Engines 12-18-2019, 11:33 AM
Replies: 478
Views: 75,145
Posted By BillL
Charlie, I do the same on my 7 and fast is full...

Charlie, I do the same on my 7 and fast is full speed with the slow being set by a ray allen trim pot. I tested for a few months until I liked the speed then hid, ahh, errr . . . . relocated it...
Forum: RV-10 12-18-2019, 11:27 AM
Replies: 10
Views: 1,244
Posted By BillL
Bob, I fly a 7 but am safety pilot for a...

Bob, I fly a 7 but am safety pilot for a 10-Friend. He is on the edge of popping the flap breaker engaging 10 deg at the descent point. Right about 90 kts.

Just a suggestion - do some checks on...
Forum: RV General Discussion/News 12-17-2019, 07:39 AM
Replies: 9
Views: 764
Posted By BillL
Absolutely used distilled water . . .

I have worse water than you . . .. definitely use distilled water. For anything diluted or rinsed. BTW, I checked the store produced RO water (Kroger) and it was only 5 PPM dissolved solids, very...
Forum: My RV Build Project 12-17-2019, 07:28 AM
Replies: 30
Views: 10,346
Posted By BillL
That glass work is not too bad to do, but the...

That glass work is not too bad to do, but the fitting and matching and bodywork is a pain and time consuming! My early 7 pieces did not fit as nice as yours :eek:. .

Nice summary!!
Forum: RV General Discussion/News 12-16-2019, 07:04 PM
Replies: 9
Views: 1,004
Posted By BillL
You either expanded (shortened) the bushing or...

You either expanded (shortened) the bushing or just captured the square ends of the tube between the flanges.

If you are happy and it remains that way who cares? :D
Forum: RV General Discussion/News 12-16-2019, 06:01 PM
Replies: 12
Views: 1,861
Posted By BillL
https://www.supercub.org/forum/showthread.php?2855...

https://www.supercub.org/forum/showthread.php?28559-J-3-Preheater&p=341392&viewfull=1#post341392

No electricity. Butane/propane back pack stove, Reducer, dryer duct. Performance quoted in the link....
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