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Search: Posts Made By: Mel
Forum: Electrical Systems Yesterday, 07:40 AM
Replies: 65
Views: 14,666
Posted By Mel
Pull-able breakers are not designed to be used as...

Pull-able breakers are not designed to be used as switches. Every time a breaker trips, it gets just a little weaker. So it will have a limited life when used like a switch.
Forum: RV-12/RV-12iS 08-05-2020, 02:51 PM
Replies: 17
Views: 1,013
Posted By Mel
So...Does that mean you've never built one? If...

So...Does that mean you've never built one? If not then how can you compare? I've built quite a few riveted/prosealed fuel tanks. It's not that bad. It's not the sweetest smell in the world.
Forum: RV Building Tips/Techniques 08-05-2020, 01:50 PM
Replies: 20
Views: 850
Posted By Mel
I can. On aircraft I have inspected concerning...

I can. On aircraft I have inspected concerning Van's service bulletin on the horizontal stabilizer spars; every one that I have found cracks had not been properly deburred.

Of the ones that I've...
Forum: Glass Cockpit 08-05-2020, 07:22 AM
Replies: 7
Views: 350
Posted By Mel
But the aircraft is most likely NOT level when...

But the aircraft is most likely NOT level when sitting on the ground. Typically a tri-gear airplane sits at a slightly nose high attitude when on the ground. Place a level on the longeron. I think...
Forum: Glass Cockpit 08-05-2020, 06:37 AM
Replies: 7
Views: 350
Posted By Mel
Sounds like your attitude indicator needs to...

Sounds like your attitude indicator needs to calibrated. Sounds like it was calibrated with the airplane sitting "on the landing gear". Should be a simple task.
Forum: Safety 08-03-2020, 11:39 AM
Replies: 59
Views: 7,029
Posted By Mel
This is all VERY scary. Please do not fly this...

This is all VERY scary. Please do not fly this aircraft until it has been gone over thoroughly by an inspector familiar with RVs or at the very least, an experienced RV builder.

If this was done to...
Forum: RV General Discussion/News 08-02-2020, 07:17 PM
Replies: 3
Views: 370
Posted By Mel
That's correct.

That's correct.
Forum: RV General Discussion/News 08-02-2020, 06:49 PM
Replies: 3
Views: 370
Posted By Mel
You will have to make cut-outs in the front...

You will have to make cut-outs in the front bulkhead flange to clear the prop. After that it should fit fine.
Forum: RV General Discussion/News 08-02-2020, 05:52 AM
Replies: 27
Views: 3,384
Posted By Mel
Is the aircraft primed?

Is the aircraft primed?
Forum: RV General Discussion/News 07-27-2020, 06:08 PM
Replies: 27
Views: 3,033
Posted By Mel
Flaps are not only for drag. They also produce...

Flaps are not only for drag. They also produce lift. Why do you think airliners use flaps for take off? On the RV series of aircraft the range of 15 flap is pretty close to best L/D. At this...
Forum: RV General Discussion/News 07-27-2020, 04:38 PM
Replies: 27
Views: 3,033
Posted By Mel
MAX gear-down speed is VNE! If you over speed...

MAX gear-down speed is VNE! If you over speed that, the landing gear is NOT your number 1 priority.
Forum: RV-14 07-27-2020, 04:07 PM
Replies: 6
Views: 1,018
Posted By Mel
A LOT of things weren't as difficult 10 years...

A LOT of things weren't as difficult 10 years ago!

There's an old saying that I just made up: "The only thing worse than getting old is NOT getting old!"
Forum: Painting your RV 07-27-2020, 04:04 PM
Replies: 3
Views: 488
Posted By Mel
This was discussed recently at our annual FSDO...

This was discussed recently at our annual FSDO meeting. No one knew of any regulation against vinyl wraps. The major concern is the ability to see cracks or corrosion under the vinyl, or the vinyl...
Forum: RV General Discussion/News 07-27-2020, 03:56 PM
Replies: 27
Views: 3,033
Posted By Mel
The only down side to taking off with flaps is...

The only down side to taking off with flaps is forgetting to raise them.
One of the reasons I always do it is it becomes part of the routine.
I have an indicator light on my boost pump for the same...
Forum: Painting your RV 07-26-2020, 08:25 AM
Replies: 2
Views: 318
Posted By Mel
Thanks...

I found it on line at "Aero-Touchups". They offer a kit with the proper ratio of primer/reducer.
Forum: Painting your RV 07-26-2020, 07:36 AM
Replies: 2
Views: 318
Posted By Mel
S/W P60G2/R7K44

Trying to find Sherwin Williams P60G2 and reducer on North Dallas/McKinney area.
Anyone know where I can get it?
Forum: RV-10 07-24-2020, 09:21 AM
Replies: 24
Views: 3,218
Posted By Mel
It is amazing to me how many people want an...

It is amazing to me how many people want an Amateur-Built Airplane, but don't want to build it.

BTW, this will probably require a new FAA evaluation for the 51% kit approval.
Forum: RV General Discussion/News 07-24-2020, 08:59 AM
Replies: 1,536
Views: 366,350
Posted By Mel
To quote many TV commercials. "It's free. Just...

To quote many TV commercials. "It's free. Just pay additional fee!"
Forum: RV-9/9A 07-23-2020, 11:40 AM
Replies: 10
Views: 1,525
Posted By Mel
Any significant improvement you will see will be...

Any significant improvement you will see will be in take-off and climb. You will notice VERY little improvement in cruise speed.
The delta between hp vs. cruise speed is not linear.
Forum: RV General Discussion/News 07-23-2020, 07:11 AM
Replies: 2
Views: 373
Posted By Mel
You don't need to list this as "paid assistance"...

You don't need to list this as "paid assistance" as instruments/avionics are exempt from the 51% rule.

Other exempt items include engine, prop, upholstery, and paint.
Forum: RV General Discussion/News 07-21-2020, 06:40 AM
Replies: 11
Views: 844
Posted By Mel
Yep, this is a recurring problem. My Wife has...

Yep, this is a recurring problem. My Wife has lots of flowers on the deck and we have lots of humming birds. I've found that if I place a pot of bright flowers just outside the door, they will fly...
Forum: RV-10 07-18-2020, 06:00 PM
Replies: 2
Views: 601
Posted By Mel
15 is usually a pretty optimum for all RV...

15 is usually a pretty optimum for all RV airfoils. With electric flaps, push the stick to one side and align the flaps to the lowered aileron.
Forum: RV Building Tips/Techniques 07-18-2020, 04:12 PM
Replies: 5
Views: 502
Posted By Mel
Roll the one that goes "inside" first.

Roll the one that goes "inside" first.
Forum: RV-8/8A 07-17-2020, 05:53 PM
Replies: 15
Views: 915
Posted By Mel
Only if you have a "slider" canopy!

Only if you have a "slider" canopy!
Forum: Traditional Aircraft Engines 07-17-2020, 12:23 PM
Replies: 11
Views: 1,127
Posted By Mel
Keep in mind, Only the manufacturer can return...

Keep in mind, Only the manufacturer can return the engine to zero-time. Anything else will be "0-SMOH".
Forum: RV General Discussion/News 07-14-2020, 01:14 PM
Replies: 3
Views: 441
Posted By Mel
In short, there is no such thing as NX...

In short, there is no such thing as NX registration. The "X" can be used on an experimental amateur-built aircraft that is at least 30 years or a replica of an aircraft at least 30 years old.

The...
Forum: Propellers 07-14-2020, 06:30 AM
Replies: 8
Views: 899
Posted By Mel
Depends on you Operating Limitations. They have...

Depends on you Operating Limitations. They have changed several times over the years. Latest revision says that you need concurrence for the flight test aera.

This change will change W&B, so a new...
Forum: Traditional Aircraft Engines 07-14-2020, 06:22 AM
Replies: 3
Views: 428
Posted By Mel
Normally as valves "seat" clearance will get...

Normally as valves "seat" clearance will get tighter, but not by much. Best to shoot for mid-range.
Forum: RV-6/6A 07-13-2020, 05:25 PM
Replies: 15
Views: 1,330
Posted By Mel
The -6A wing install is God's way of punishing...

The -6A wing install is God's way of punishing those who put the tailwheel on the wrong end.
Forum: RV-9/9A 07-13-2020, 06:58 AM
Replies: 46
Views: 15,869
Posted By Mel
To change the gross weight, you will need to...

To change the gross weight, you will need to place the aircraft back into Phase I and complete testing at the new gross weight.

Your operating limitations cover this procedure.
Forum: Safety 07-11-2020, 05:53 PM
Replies: 4
Views: 758
Posted By Mel
You are talking about FAA AC 90-116, "Additional...

You are talking about FAA AC 90-116, "Additional Pilot Program for Phase I Flight Test". It should be listed in your operating limitations.

If you decide to take advantage of this program, read...
Forum: RV-12/RV-12iS 07-10-2020, 06:28 PM
Replies: 29
Views: 3,635
Posted By Mel
YEP!.........

YEP!.........
Forum: RV-12/RV-12iS 07-09-2020, 08:55 AM
Replies: 29
Views: 3,635
Posted By Mel
That would be ....."Roseanne...

That would be ....."Roseanne Roseannadanna"
Forum: My RV Build Project 07-09-2020, 06:47 AM
Replies: 106
Views: 24,838
Posted By Mel
Maybe I'm missing something here but shouldn't...

Maybe I'm missing something here but shouldn't you have mounted the trim cable the other direction? The trim knob rotates clockwise for nose down and counter-clockwise for nose up. Your installation...
Forum: Traditional Aircraft Engines 07-08-2020, 09:33 AM
Replies: 20
Views: 2,093
Posted By Mel
Unfortunately flight testing a new aircraft with...

Unfortunately flight testing a new aircraft with a new engine does not correlate into a good realm. You are correct in your assumptions.
One word of caution. You should NOT do stalls on the first...
Forum: RV-8/8A 07-07-2020, 06:00 AM
Replies: 7
Views: 1,082
Posted By Mel
Not just the -8.

The offset engine mount is pretty much standard on all RVs.
Forum: RV Building Tips/Techniques 07-06-2020, 02:26 PM
Replies: 13
Views: 1,738
Posted By Mel
Most consider it over-kill but while riveting our...

Most consider it over-kill but while riveting our wings, we heated the skins to the point of hardly being able to touch them. Another gentleman riveting his wings at the same time (winter) did not. ...
Forum: RV General Discussion/News 07-03-2020, 04:50 PM
Replies: 34
Views: 2,847
Posted By Mel
Have we perhaps stumbled upon the RV-15?

Have we perhaps stumbled upon the RV-15?
Forum: Painting your RV 07-03-2020, 04:37 PM
Replies: 13
Views: 1,869
Posted By Mel
Not necessarily....

I painted mine. I had to remove the tanks to De-Slosh. Used a paint cutter from Bob Avery. Worked beautifully. Put the stainless/torx head screws back in and it looked great.
Still looks great...
Forum: Propellers 07-03-2020, 12:30 PM
Replies: 26
Views: 3,636
Posted By Mel
Next thing coming............ Shop towels...

Next thing coming............ Shop towels emblazoned with "REMOVE BEFORE FLIGHT!"
Forum: RV General Discussion/News 07-03-2020, 10:12 AM
Replies: 7
Views: 839
Posted By Mel
When I certificate an amatuer-built aircraft I...

When I certificate an amatuer-built aircraft I issue a "Letter of recommendation" for the repairman certificate. The North Texas FSDO gives this letter some weight and so far none of the applicants...
Forum: RV-12/RV-12iS 07-02-2020, 06:00 AM
Replies: 10
Views: 1,881
Posted By Mel
Where do you get "worm" water? Is this something...

Where do you get "worm" water? Is this something that comes from a bait house?
Forum: Propellers 07-01-2020, 03:58 PM
Replies: 29
Views: 3,724
Posted By Mel
This is exactly true. If you want a C/S prop,...

This is exactly true. If you want a C/S prop, that's great. That's one of the freedoms we have. I've been flying RVs for almost 30 years and I would never have a C/S prop on one. Van himself...
Forum: RV General Discussion/News 06-29-2020, 12:58 PM
Replies: 15
Views: 1,099
Posted By Mel
My guess is that Gil was paraphrasing. I don't...

My guess is that Gil was paraphrasing. I don't think an inspector would use the words "required by" under these circumstances. The correct terminology would be "due".
Forum: RV General Discussion/News 06-29-2020, 06:16 AM
Replies: 15
Views: 1,099
Posted By Mel
You'll have to discuss this matter with the FAA!

You'll have to discuss this matter with the FAA!
Forum: RV General Discussion/News 06-29-2020, 06:14 AM
Replies: 15
Views: 1,099
Posted By Mel
When I do an inspection, I include a sticker with...

When I do an inspection, I include a sticker with the builder certification wording if you don't already have it. Then after inspection is passed, I add:

"I find that this aircraft, N1234, meets...
Forum: RV General Discussion/News 06-28-2020, 05:54 PM
Replies: 15
Views: 1,099
Posted By Mel
"I certify that I built this aircraft for my own...

"I certify that I built this aircraft for my own education and recreation. I have inspected it in accordance with FAR part 43, appendix D and consider it eligible for an experimental airworthiness...
Forum: RV General Discussion/News 06-28-2020, 12:53 PM
Replies: 2
Views: 342
Posted By Mel
Sanding will just remove more of the Al-Clad and...

Sanding will just remove more of the Al-Clad and promote more corrosion. Leave it alone until ready to paint.
Forum: Safety 06-26-2020, 05:46 AM
Replies: 30
Views: 2,148
Posted By Mel
When I built my -6 in the early '90s, I installed...

When I built my -6 in the early '90s, I installed a gear switch, light, and horn. I used it religiously, just to keep in practice. I tied the light and horn to a micro switch on the flap handle. ...
Forum: Electrical Systems 06-25-2020, 07:13 PM
Replies: 7
Views: 565
Posted By Mel
Personally I think there is a lot of over-kill...

Personally I think there is a lot of over-kill here. Just place the switches where they are not likely to be "bumped" during flight.

I placed my Master and Avionics Master to the far left away...
Forum: Safety 06-25-2020, 09:41 AM
Replies: 30
Views: 2,148
Posted By Mel
I would respectively disagree with this. You...

I would respectively disagree with this. You don't want flaps down during start. If for some reason the throttle is advanced too far, an unexpected engine speed with flaps down can contribute to a...
Forum: RV-12/RV-12iS 06-24-2020, 07:29 PM
Replies: 17
Views: 1,874
Posted By Mel
Variometers are typically IVSI. Standard VSIs...

Variometers are typically IVSI. Standard VSIs have a delay that makes them somewhat unsuitable for soaring.
Forum: Safety 06-24-2020, 08:31 AM
Replies: 17
Views: 1,327
Posted By Mel
The only thing I might change here is the...

The only thing I might change here is the location of the "boost pump" switch.
I would not want the boost pump switch (something that is switched several times during flight) between the Master and...
Forum: RV-8/8A 06-24-2020, 07:35 AM
Replies: 20
Views: 2,443
Posted By Mel
Sorry, but I would not be comfortable with this...

Sorry, but I would not be comfortable with this location for reasons already stated. Whose flying the airplane (No.1 rule) during all these gyrations?
A fire extinguisher must be easily and quickly...
Forum: Safety 06-23-2020, 06:23 PM
Replies: 30
Views: 2,148
Posted By Mel
Or just use "Prop".

Or just use "Prop".
Forum: Safety 06-23-2020, 06:08 PM
Replies: 30
Views: 2,148
Posted By Mel
I would add under "Engine Start"...Stick full...

I would add under "Engine Start"...Stick full back!

Under "Taking Runway"...Flaps as Required

Under "After take off"...Flaps Up

Under "Before Landing"...Flaps as Required

Under "After...
Forum: Virtual Hangar 06-21-2020, 08:40 PM
Replies: 25
Views: 19,449
Posted By Mel
Only if the aircraft meets the requirements of...

Only if the aircraft meets the requirements of 45.22(b). The aircraft must be at least 30 years old or be a replica of an aircraft at least 30 years old and be certificated under 21.191(d) or...
Forum: Virtual Hangar 06-21-2020, 07:09 PM
Replies: 25
Views: 19,449
Posted By Mel
The "X" when placed after the "N" on an aircraft...

The "X" when placed after the "N" on an aircraft simply replaces the "Experimental" placard. It does not show up anywhere except on the aircraft. It is NOT part of the registration number.
Forum: RV Building Tips/Techniques 06-21-2020, 08:56 AM
Replies: 20
Views: 1,697
Posted By Mel
100LL formula does NOT change with the seasons.

100LL formula does NOT change with the seasons.
Forum: RV Building Tips/Techniques 06-20-2020, 02:10 PM
Replies: 20
Views: 1,697
Posted By Mel
Another minor thing about the capacitance type is...

Another minor thing about the capacitance type is that they are sensitive to specific gravity. IOW, if you calibrate them to avgas, they will not be accurate with mogas, etc.
I've had excellent...
Forum: RV General Discussion/News 06-18-2020, 06:20 PM
Replies: 1
Views: 421
Posted By Mel
Airframe Logbook entry: I certify that I built...

Airframe Logbook entry:

I certify that I built this aircraft for my own education and recreation. I have inspected it in accordance with FAR part 43 appendix D and consider it eligible for an...
Forum: RV Building Tips/Techniques 06-18-2020, 06:22 AM
Replies: 142
Views: 96,016
Posted By Mel
Have you considered talking to Kracon about it? ...

Have you considered talking to Kracon about it? I would think since their name is on it that they would want to fix it themselves.
Showing results 1 to 62 of 500

 
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