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Search: Posts Made By: Toobuilder
Forum: Electronic Ignition Systems 11-27-2022, 10:28 AM
Replies: 21
Views: 966
Posted By Toobuilder
As I recall, Lightspeed uses GM style MAP sensors...

As I recall, Lightspeed uses GM style MAP sensors (as does SDS), and after learning of this potentially catastrophic failure mode (hard over to full advance), I adjusted the base programming of my...
Forum: Traditional Aircraft Engines 11-25-2022, 10:34 AM
Replies: 21
Views: 968
Posted By Toobuilder
Copy all Dan, thanks. That said, and not to be...

Copy all Dan, thanks.

That said, and not to be pedantic, but high altitude, cruise flight for many of us in the West is accomplished with the throttle against the stop from takeoff to the TOD. But...
Forum: Traditional Aircraft Engines 11-25-2022, 09:52 AM
Replies: 21
Views: 968
Posted By Toobuilder
Do I understand correctly that there is a...

Do I understand correctly that there is a constant retun bleed (calculated leak) that is installed in the servo to divider valve line?

Interesting. That is contrary to my understanding of the...
Forum: Electronic Ignition Systems 11-25-2022, 09:34 AM
Replies: 21
Views: 966
Posted By Toobuilder
The need to cap the port off or not depends on...

The need to cap the port off or not depends on the effect on idle speed. If it does not change enough to trigger a timing shift in the Lightspeed, then it does not matter if it runs rough, lean, or...
Forum: RV Ongoing Maintenance Issues 11-25-2022, 09:17 AM
Replies: 7
Views: 482
Posted By Toobuilder
I use the Permatex assembly lube on every recip...

I use the Permatex assembly lube on every recip engine I build (car, motorcycle, aviation, go cart, etc). Available at the corner auto parts store
Forum: RV General Discussion/News 11-22-2022, 09:34 PM
Replies: 44
Views: 3,236
Posted By Toobuilder
On the other hand, there are many "combat...

On the other hand, there are many "combat veteran" warbirds and golden age classics that are rebuilt completely around the data plate. Not a single piece of metal other than the data plate is...
Forum: RV-9/9A 11-20-2022, 03:21 PM
Replies: 13
Views: 1,493
Posted By Toobuilder
Steve - Don't mean to derail an RV-9 thread, but...

Steve - Don't mean to derail an RV-9 thread, but here is a brief rundown of my journey:

First picture is my attempt at a "perfect" FAB. It houses a 2x14x7 inch K&N filter feeding into the standard...
Forum: RV-9/9A 11-20-2022, 07:30 AM
Replies: 13
Views: 1,493
Posted By Toobuilder
after the first few posts I was going to chime in...

after the first few posts I was going to chime in and tell you that removing the pitot style scoop on the bottom of the cowl in favor of the snorkle in the the cooling inlet will actually cost you...
Forum: Electrical Systems 11-19-2022, 09:39 PM
Replies: 11
Views: 2,358
Posted By Toobuilder
I mounted my sensor with a large Adel clamp...

I mounted my sensor with a large Adel clamp around the circumference.

Went with RTV in the middle though, because Im not quite as clever as Mike
Forum: ADS-B 11-15-2022, 10:16 AM
Replies: 7
Views: 514
Posted By Toobuilder
Indeed. Config and mapping will be confirmed...

Indeed. Config and mapping will be confirmed first - then ring out the pins.
Forum: ADS-B 11-15-2022, 09:39 AM
Replies: 7
Views: 514
Posted By Toobuilder
Serial #3 on the 375 is "Not Receiving" (in bold...

Serial #3 on the 375 is "Not Receiving" (in bold red letters) according to the main data inputs page. And yes, the GRT has several of the formats you listed available.

I guess that narrows it...
Forum: Fiberglass 11-14-2022, 06:27 PM
Replies: 11
Views: 1,014
Posted By Toobuilder
I use a 1 inch diameter suction cup (the ones...

I use a 1 inch diameter suction cup (the ones used to hang things on windows and mirrors) as the bag interface. I have learned not to place this thing anywhere on a part that needs a good surface...
Forum: ADS-B 11-14-2022, 10:32 AM
Replies: 7
Views: 514
Posted By Toobuilder
I installed the 375 in David's airplane some...

I installed the 375 in David's airplane some years ago and it does not have the GAE module. It takes its encoder signal from the GRT WS serial #6 out, feeding into Serial #3 on the 375. I dont have...
Forum: Fiberglass 11-14-2022, 10:04 AM
Replies: 11
Views: 1,014
Posted By Toobuilder
Molds can be easy or hard. Pick the easiest you...

Molds can be easy or hard. Pick the easiest you can get away with. Two extremes pictured below. The wheelpant mold consumed hundreds of hours of my time, but now I can crank out shells with...
Forum: Propellers 11-13-2022, 09:49 AM
Replies: 43
Views: 2,493
Posted By Toobuilder
Dan, Back in the days when I was more interested...

Dan, Back in the days when I was more interested in tube and fabric bush type aircraft, there was significant discussion about the static thrust of "big props". That led down the rabbit hole of the...
Forum: RV General Discussion/News 11-12-2022, 11:43 AM
Replies: 21
Views: 1,840
Posted By Toobuilder
Just shy of 16k in the Rocket, in hard IMC, icing...

Just shy of 16k in the Rocket, in hard IMC, icing and looking desperately for a way out. An event never to be repeated.

My Rocket really tops out in still air efficiency (NMPG) at 9500. I can go...
Forum: Electronic Ignition Systems 11-12-2022, 11:35 AM
Replies: 57
Views: 6,351
Posted By Toobuilder
Magnet air gap is also something to consider. ...

Magnet air gap is also something to consider. Aside from the trash generated from a bearing coming apart in your accessory case (accessory gear timing is kind of important), magnet misalignment...
Forum: Traditional Aircraft Engines 11-12-2022, 11:30 AM
Replies: 5
Views: 585
Posted By Toobuilder
Might consider Ly-Con and add their CNC porting...

Might consider Ly-Con and add their CNC porting service while you are at it. Very happy with mine.
Forum: RV-7/7A 11-12-2022, 11:20 AM
Replies: 10
Views: 1,485
Posted By Toobuilder
From a pure data collection standpoint I'm...

From a pure data collection standpoint I'm suspicious of the accuracy of "consumer grade" CHT probes - especially in a non labratory environment.

That said, its been a long standing drag race tip...
Forum: Propellers 11-12-2022, 11:03 AM
Replies: 43
Views: 2,493
Posted By Toobuilder
The blades on a propeller bend like a willow in...

The blades on a propeller bend like a willow in the wind at every firing inpulse from the engine. They retreat at the firing event and then rebound. Similarily, the crank winds up like a spring at...
Forum: Propellers 11-11-2022, 02:24 PM
Replies: 43
Views: 2,493
Posted By Toobuilder
Yep. The long, metal prop is a tuning fork and...

Yep. The long, metal prop is a tuning fork and when combined with the firing frequency of the 4 cylinder will set up a resonance that can break the crank. The dynamic counterweights (in those...
Forum: Propellers 11-11-2022, 11:34 AM
Replies: 43
Views: 2,493
Posted By Toobuilder
Not really applicable to RV's but this unit will...

Not really applicable to RV's but this unit will help the non -counterwighted 4 banger Lycs tune out the TV issues when running long (80+ inch) metal props.

IIRC, Its part of the STC to run the...
Forum: RV-6/6A 11-07-2022, 09:52 PM
Replies: 20
Views: 4,378
Posted By Toobuilder
Yep. A well done pitot style inlet is virtually...

Yep. A well done pitot style inlet is virtually "free" from an aero standpoint, and is just about the best you can get for ram recovery. Dave Anders told me this a long time ago and because I'm...
Forum: Reviews 11-07-2022, 07:15 PM
Replies: 13
Views: 1,372
Posted By Toobuilder
So the headset refurbishment service is not...

So the headset refurbishment service is not available for the Z-1's? Thats disappointing. Anyone know if the new style cables are available as a separate item? I know how to solder - maybe I can...
Forum: RV-14 11-06-2022, 09:54 AM
Replies: 11
Views: 691
Posted By Toobuilder
While it may be nice to have everything centered,...

While it may be nice to have everything centered, as long as you have full thread engagement on the nuts, there is no security concern. Radically at the limits of adjustment is a cause to...
Forum: RV-14 11-06-2022, 09:16 AM
Replies: 11
Views: 691
Posted By Toobuilder
One problem at a time. Lets fix your throttle...

One problem at a time. Lets fix your throttle first. Clearly, you have made the cable "too long" by running the jam nuts all the way aft. That can be fixed in 30 seconds.
Forum: RV-14 11-06-2022, 02:21 AM
Replies: 11
Views: 691
Posted By Toobuilder
If this is the case, then that makes sense (the...

If this is the case, then that makes sense (the cable is too long) - you have effectively made the cable as "long" as possible with the nuts on the bracket all the way aft.

Time to start over: ...
Forum: RV-7/7A 11-05-2022, 10:18 AM
Replies: 80
Views: 21,158
Posted By Toobuilder
I have plans to afix a pitot probe to the belly...

I have plans to afix a pitot probe to the belly of the Rocket to measure the augmentor tube exit velocity. Was going to do it simple and use the ship's static source and plumb the pitot to my G5...
Forum: RV-7/7A 11-05-2022, 09:18 AM
Replies: 80
Views: 21,158
Posted By Toobuilder
Going a bit off script here, but I think I have...

Going a bit off script here, but I think I have implemented an extreme example of your concept on my Rocket with the augmentor tubes. Requires some fabrication, but works very, very well for me. ...
Forum: Traditional Aircraft Engines 10-24-2022, 06:17 PM
Replies: 49
Views: 2,478
Posted By Toobuilder
The mechanical stop on the prop blades is...

The mechanical stop on the prop blades is generally only valid at static (zero airspeed). Once the aircraft starts to roll, the governor takes over and the blades are off the stop. This is why you...
Forum: Traditional Aircraft Engines 10-23-2022, 05:38 PM
Replies: 21
Views: 1,569
Posted By Toobuilder
Flew today. Same MP when hot. 9.5 at idle.

Flew today. Same MP when hot. 9.5 at idle.
Forum: Traditional Aircraft Engines 10-23-2022, 08:39 AM
Replies: 21
Views: 1,569
Posted By Toobuilder
Just did a post oil change leak check on my...

Just did a post oil change leak check on my Rocket yesterday - I saw 9.5 inches at 850 RPM. This is SDS EFI, SDS "no leak" induction tube seals, Pressure tap is at the throttle body, and three...
Forum: RV General Discussion/News 10-21-2022, 07:40 AM
Replies: 32
Views: 3,455
Posted By Toobuilder
Always done liability only. Fairly cheap. And...

Always done liability only. Fairly cheap. And there have been circumstances where I needed a few hours in M/M but instruction was not possible so I flew bare for a little bit to build the hours.

I...
Forum: California 10-17-2022, 10:19 PM
Replies: 3
Views: 691
Posted By Toobuilder
Watched the airshow on Friday from my office on...

Watched the airshow on Friday from my office on the base, but Saturday and Sunday was a quick glimpse from the air as I did an out and back to Phoenix in the Rocket to look at a house. On Saturday...
Forum: Traditional Aircraft Engines 10-13-2022, 07:04 PM
Replies: 79
Views: 6,252
Posted By Toobuilder
I went so far as to buy a shutoff valve and...

I went so far as to buy a shutoff valve and started to mock up the cable. I think its a good solution for control, but in the end I just didnt like the added weight and complexity. My scheme for...
Forum: Traditional Aircraft Engines 10-12-2022, 11:33 PM
Replies: 79
Views: 6,252
Posted By Toobuilder
If the cooler is too effective, consider taking...

If the cooler is too effective, consider taking the weight benefit and going with #6 hoses. I run #6 hose on my Rocket AND have to add a baffle block plate for winter.
Forum: RV-12/RV-12iS 10-08-2022, 12:01 AM
Replies: 16
Views: 1,777
Posted By Toobuilder
Agreed. The best calibration I've ever had was...

Agreed. The best calibration I've ever had was using an iPhone compass as the "source of truth".
Forum: RV General Discussion/News 10-07-2022, 11:54 PM
Replies: 46
Views: 4,798
Posted By Toobuilder
Yes. In the same respect that TIG gloves are...

Yes. In the same respect that TIG gloves are different than MIG gloves.
Forum: Reviews 10-07-2022, 10:13 AM
Replies: 29
Views: 2,590
Posted By Toobuilder
I missed the fact that we are discussing screw...

I missed the fact that we are discussing screw drivers and not drill motors.

For screw removal and insertion I use hands only. Twist type or if I have a bunch to do - speedhandle.. After...
Forum: RV Ongoing Maintenance Issues 10-07-2022, 08:42 AM
Replies: 6
Views: 920
Posted By Toobuilder
That is not a "comparable" wheel, it IS the...

That is not a "comparable" wheel, it IS the wheel... API manufactures the "Homebuilders Special" unit.
Forum: RV General Discussion/News 10-07-2022, 08:37 AM
Replies: 46
Views: 4,798
Posted By Toobuilder
Slip on Vans for me. Some years ago I bought a...

Slip on Vans for me. Some years ago I bought a particularitly evil TW airplane and bought the Vans to help with the feel. Been using them ever since. Flying in almost any other type shoe removes...
Forum: RV-8/8A 10-07-2022, 08:29 AM
Replies: 9
Views: 767
Posted By Toobuilder
I have 3 inch Crow front and back in the Rocket. ...

I have 3 inch Crow front and back in the Rocket. No issues per se, but when I replace I will likely go with a smaller/lighter harness system.
Forum: Reviews 10-06-2022, 10:32 PM
Replies: 29
Views: 2,590
Posted By Toobuilder
Of all the things to fail on these things, and...

Of all the things to fail on these things, and among the most expensive to replace are the batteries. How many manufacturers have a free lifetime replacement warrantee on batteries? Rigid is one,...
Forum: RV-10 10-03-2022, 09:54 PM
Replies: 18
Views: 2,292
Posted By Toobuilder
Because external regulators are remote from the...

Because external regulators are remote from the alternator and subject to temperature variations and coupled with various schemes to get voltage to the buss, one would need to tune the alt output to...
Forum: RV-10 10-03-2022, 07:13 PM
Replies: 18
Views: 2,292
Posted By Toobuilder
My regulator is B&C and easily adjustable with a...

My regulator is B&C and easily adjustable with a small screwdriver - I would "think" your PP would have the same feature.
Forum: RV General Discussion/News 10-02-2022, 04:15 PM
Replies: 21
Views: 1,538
Posted By Toobuilder
There are so many light aircraft that can't...

There are so many light aircraft that can't possibly fall within the "flight" CG limits without crew that it boggles the mind to think this guy is sticking to this. Gliders, canards, any pusher......
Forum: RV-10 10-02-2022, 02:08 PM
Replies: 18
Views: 2,292
Posted By Toobuilder
I bumped my primary bus voltage up a bit to give...

I bumped my primary bus voltage up a bit to give me a bit of headroom above the MZ30 kick in point. If your current 14.4 v is healthy, then you should not see many "saves" from the MZ30. And if it...
Forum: RV-10 10-02-2022, 10:43 AM
Replies: 18
Views: 2,292
Posted By Toobuilder
Agree with Carl. Leave it on and in "standby". ...

Agree with Carl. Leave it on and in "standby". One of the coolest features of the MZ30 is that it requires no pilot action to engage. Set it up correctly and it just sits there, waiting to spring...
Forum: RV General Discussion/News 10-02-2022, 07:30 AM
Replies: 21
Views: 1,538
Posted By Toobuilder
The airplane will never be flown empty, so the...

The airplane will never be flown empty, so the empty CG numbers are meaningless for flight. They serve only as the baseline from which you derive the flight condition. The crew, fuel and bags are...
Forum: RV-10 10-01-2022, 06:35 AM
Replies: 34
Views: 10,370
Posted By Toobuilder
Interesting reading through my old posts in this...

Interesting reading through my old posts in this thread now that I have the benefit of actually flying the airplane and a few more years under my belt.

Some random updates relevant to this...
Forum: RV General Discussion/News 09-24-2022, 04:05 PM
Replies: 144
Views: 33,214
Posted By Toobuilder
Yes. And thats why we can run auto gas. Fuel...

Yes. And thats why we can run auto gas.

Fuel pumps as low as possible relative to tank level...
No 90's on the suction side...
High pressure fuel rail...
Ethanol safe fuel...
Forum: Safety 09-24-2022, 01:47 PM
Replies: 15
Views: 2,375
Posted By Toobuilder
Thanks for the response Bill. I consider myself...

Thanks for the response Bill. I consider myself fortunate to have a large number of military aviators as flying buddies, and your answer is in alignment with theirs.

Totally agree that some...
Forum: Rocket 09-24-2022, 12:00 PM
Replies: 5
Views: 1,099
Posted By Toobuilder
Never used drywall mud as a mold material (seems...

Never used drywall mud as a mold material (seems appropriate for some options - thanks for the tip), but I have used almost everything else under the sun and one "go to" tip is to use clear packing...
Forum: Safety 09-24-2022, 11:03 AM
Replies: 15
Views: 2,375
Posted By Toobuilder
Didnt watch the video because I dont click on...

Didnt watch the video because I dont click on external links, but heres a question that has bugged me for a long time:

As a CFII, how does teaching an admitedly very conservative pattern behavior to...
Forum: RV General Discussion/News 09-24-2022, 10:47 AM
Replies: 144
Views: 33,214
Posted By Toobuilder
After living in California for the last half...

After living in California for the last half century, I feel I'm qualified to opine that "reality" and "California" are now mutually exclusive terms.

I set the Rocket up to run car gas and frankly,...
Forum: RV-14 09-24-2022, 10:33 AM
Replies: 26
Views: 2,566
Posted By Toobuilder
Never flown the 14 but if they are in line with...

Never flown the 14 but if they are in line with most of the other RV line, then its likely that you will never get it perfectly trimmed without some kind of cockpit adjustable scheme. Fuel load will...
Forum: RV General Discussion/News 09-24-2022, 10:18 AM
Replies: 144
Views: 33,214
Posted By Toobuilder
Depends on where you live. The price delta...

Depends on where you live. The price delta between the cheapest 100LL and the cheapest premium car gas is about 30 cents where I am. And if I want to go to a "brand name" car station like Chevron,...
Forum: RV General Discussion/News 09-24-2022, 07:36 AM
Replies: 144
Views: 33,214
Posted By Toobuilder
Agree with TX I lean the mixture on every runup,...

Agree with TX

I lean the mixture on every runup, and where the mixture knob ends up to achieve the desired RPM rise is dependant on many variables including temperature, season, and DA. Same with...
Forum: Traditional Aircraft Engines 09-21-2022, 09:57 PM
Replies: 20
Views: 4,302
Posted By Toobuilder
Actually, you would likely make significantly...

Actually, you would likely make significantly more parting it out with all the yellow tags than assembled.
Forum: Electrical Systems 09-11-2022, 12:16 PM
Replies: 16
Views: 1,494
Posted By Toobuilder
Went back to the tried and true crimped terminal...

Went back to the tried and true crimped terminal and ANL link at the firewall. Future inspections will inclide a "tug" at the terminals rather than just a visual inspection.
Forum: RV Ongoing Maintenance Issues 09-11-2022, 10:05 AM
Replies: 20
Views: 2,053
Posted By Toobuilder
Agree. The vaccum from the top "has to" work as...

Agree. The vaccum from the top "has to" work as long as you don't introduce more air between the jar on the floor and the reservoir at the top of the system. This air path is often the bleeder...
Forum: Electrical Systems 09-11-2022, 09:56 AM
Replies: 16
Views: 1,494
Posted By Toobuilder
Fixed!

Short version- the lug at the alternator output terminal failed and there were only a few strands of wire hanging on to carry the full load. This was not immediately apparent because it was still...
Forum: RV Ongoing Maintenance Issues 09-10-2022, 10:18 AM
Replies: 20
Views: 2,053
Posted By Toobuilder
+1 for drawing a vacuum from the top. Clear tube...

+1 for drawing a vacuum from the top. Clear tube into a jar of clean fluid at the caliper, crack the bleeder (make sure the threads are sealed) and start sucking. Mity Vac, siphon solvent sprayer,...
Forum: RV General Discussion/News 09-09-2022, 02:08 PM
Replies: 60
Views: 7,151
Posted By Toobuilder
And I agree with your full post. It is not...

And I agree with your full post. It is not "easy" to adopt a new"ish" technology like EFI, but consider the resistance the GA crowd has with E-AB aircraft in general. Many pilots today would never...
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