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Search: Posts Made By: rv7charlie
Forum: RV General Discussion/News Today, 08:30 PM
Replies: 31
Views: 930
Posted By rv7charlie
Hi Alex, I've never researched the Airtex...

Hi Alex,

I've never researched the Airtex numbers, but the link I posted earlier for Walbro has current/pressure/flow numbers in their catalog. Here's a direct link to the catalog; look about 2/3 of...
Forum: RV General Discussion/News Today, 07:11 PM
Replies: 31
Views: 930
Posted By rv7charlie
That is the pump that I referenced in my earlier...

That is the pump that I referenced in my earlier post. Note that its regulator, and the bypass flow looped back to its input, are contained in what you see (and most of what you see is the motor)....
Forum: RV General Discussion/News Today, 07:00 PM
Replies: 0
Views: 148
Posted By rv7charlie
RV(s) as best supporting actor in a TV episode?

My wife is addicted to British TV, and saw something last night that might be of some interest here. She's been watching a British dramatic series called 'Midsomer Murders'. Season 16 episode 4 is...
Forum: RV General Discussion/News Today, 05:09 PM
Replies: 31
Views: 930
Posted By rv7charlie
A few more things indicated by my research (I...

A few more things indicated by my research (I always say to go ask for yourself):

Thread/fitting security: the inlet end of the Airtex is plastic, though it is pretty large. The Walbro gerotor pumps...
Forum: RV General Discussion/News Today, 08:36 AM
Replies: 31
Views: 930
Posted By rv7charlie
Scott makes a good point about the size of the...

Scott makes a good point about the size of the return line. And since actual data is a good thing, a friend who's a retired research scientist (he tests *everything*), measured the pressure in a ~5...
Forum: RV General Discussion/News Yesterday, 10:34 PM
Replies: 31
Views: 930
Posted By rv7charlie
I think you raise legitimate questions, and...

I think you raise legitimate questions, and you're not the only one who's raised them. But have you tested to see if the data backs up your concerns? If not, have you asked Don at AFP whether they...
Forum: VAF Classifieds (posts in here deleted after 30 days) Yesterday, 07:14 PM
Replies: 14
Views: 1,312
Posted By rv7charlie
On the EFIS, which 'Charlie' did you respond to?...

On the EFIS, which 'Charlie' did you respond to? I asked for info within minutes of your original listing, I wrote yesterday mentioning that to *this* listing, and I've still heard nothing.

Charlie
Forum: Glass Cockpit Yesterday, 12:49 PM
Replies: 5
Views: 253
Posted By rv7charlie
I should probably accept 'good enough' and just...

I should probably accept 'good enough' and just pick up one of the 18x models. But I do find it interesting that we can get models capable of looking at two (or more) constellations at once, and most...
Forum: RV General Discussion/News Yesterday, 12:37 PM
Replies: 20
Views: 2,613
Posted By rv7charlie
But effectiveness will be debated, of course....

But effectiveness will be debated, of course. Quick search yielded this:
https://cen.acs.org/articles/95/i9/Confronting-looming-hexavalent-chromium-ban.html

I guess the question is whether III is...
Forum: VAF Classifieds (posts in here deleted after 30 days) 01-14-2019, 06:58 PM
Replies: 14
Views: 1,312
Posted By rv7charlie
And I responded to the 1st ad, asking about the...

And I responded to the 1st ad, asking about the AFS (within minutes), but never got a response.
Forum: Glass Cockpit 01-14-2019, 06:33 PM
Replies: 5
Views: 253
Posted By rv7charlie
I'm impressed that you got that usb version to...

I'm impressed that you got that usb version to work at all; according to Garmin's website, the usb version uses a different data format. The serial version seems to be a lot more expensive, and...
Forum: Glass Cockpit 01-14-2019, 05:00 PM
Replies: 5
Views: 253
Posted By rv7charlie
GPS 'puck' as AFS EFIS 2nd position source?

Anyone using a generic ebay/Amazon sourced GPS puck as a 2nd position source with their AFS EFIS? I've got a spare serial input & according to AFS, it'll work, so I've been looking at the various...
Forum: VAF Classifieds (posts in here deleted after 30 days) 01-14-2019, 02:25 PM
Replies: 4
Views: 508
Posted By rv7charlie
The google doesn't know that one either, but it...

The google doesn't know that one either, but it pretend to like IFD540..

:-)
Forum: Painting your RV 01-14-2019, 02:10 PM
Replies: 8
Views: 426
Posted By rv7charlie
I do have some trash in mine, too, but honestly,...

I do have some trash in mine, too, but honestly, the only things you'll really see once you're flying are the caps on the top longerons and the instrument panel. I stressed about the impurities in...
Forum: RV-12/RV-12iS 01-14-2019, 01:47 PM
Replies: 8
Views: 453
Posted By rv7charlie
Don't know about the D180, but some of the AFS...

Don't know about the D180, but some of the AFS engine modules require an electrical mod to convert from resistive to the Kavlico. In the AFS units the 'input' has a pullup resistor that puts a...
Forum: VAF Classifieds (posts in here deleted after 30 days) 01-14-2019, 01:37 PM
Replies: 4
Views: 508
Posted By rv7charlie
Google doesn't know what an ID540 is, and neither...

Google doesn't know what an ID540 is, and neither do I. So...
Forum: RV General Discussion/News 01-14-2019, 01:27 PM
Replies: 20
Views: 2,613
Posted By rv7charlie
My understanding, as someone with no recent hotel...

My understanding, as someone with no recent hotel stays, is that 'conversion coating' means, in lay-bubba terms, 'a special kind of corrosion that creates a layer that prevents further regular...
Forum: Painting your RV 01-14-2019, 11:36 AM
Replies: 8
Views: 426
Posted By rv7charlie
I primed the parts of my cabin interior with NAPA...

I primed the parts of my cabin interior with NAPA (Martin Senour) 7220 self etching. I have a friend who owns a couple of body shops, and he kept asking me when I wanted him to paint. I thought I was...
Forum: RV General Discussion/News 01-13-2019, 10:07 PM
Replies: 16
Views: 699
Posted By rv7charlie
Email me at mcsophie@gmail.com & I'll send you...

Email me at mcsophie@gmail.com & I'll send you the old AEC pdf showing the circuit, and the parts list/schematic pdf for the OV module.

Troll ebay & Amazon for 12V automotive relays (the cube...
Forum: RV General Discussion/News 01-13-2019, 03:55 PM
Replies: 16
Views: 699
Posted By rv7charlie
If weight (or space) is a big concern, I'd weigh...

If weight (or space) is a big concern, I'd weigh that alt you just linked. Hard to tell by just looking at the pic, but it appears to be a rather old model & could be 2-5 lbs heavier and a bigger...
Forum: VAF Classifieds (posts in here deleted after 30 days) 01-13-2019, 02:45 PM
Replies: 14
Views: 1,312
Posted By rv7charlie
Why the re-post (with a price increase) when...

Why the re-post (with a price increase) when you've already listed the items, had at least one item offer accepted by two buyers, and inquiries from...
Forum: RV General Discussion/News 01-13-2019, 02:06 PM
Replies: 16
Views: 699
Posted By rv7charlie
Larry makes good points, but since you seem to...

Larry makes good points, but since you seem to have my aversion to needlessly expensive stuff, there are alternatives.

If I were bound to the vac pad for the 2nd alt, I'd consider using B&C...
Forum: Tools 01-13-2019, 01:45 PM
Replies: 10
Views: 498
Posted By rv7charlie
Yeah, me too, Finn. But there really isn't much...

Yeah, me too, Finn.

But there really isn't much need for a double flare (single is good enough for certified stuff), and inexpensive 37* tools are available that work just fine.
Charlie
Forum: RV General Discussion/News 01-12-2019, 10:08 PM
Replies: 3
Views: 223
Posted By rv7charlie
He did mention pants, etc. Pants & leg fairings...

He did mention pants, etc. Pants & leg fairings do require alignment, at least on the taildraggers. I'd have thought it would be similar on the trikes.
Forum: RV General Discussion/News 01-12-2019, 09:49 PM
Replies: 11
Views: 683
Posted By rv7charlie
According to 'expert' writers, all you're legally...

According to 'expert' writers, all you're legally required to keep is 'a record'. So a shoe box of the signoffs you can't do yourself would meet the legal requirement for record keeping. A scanner...
Forum: RV General Discussion/News 01-12-2019, 03:24 PM
Replies: 3
Views: 223
Posted By rv7charlie
I did my gear & fairings on my -7 taildragger by...

I did my gear & fairings on my -7 taildragger by temporarily sitting the bare fuselage (no motor) on a surface high enough to clear the gear & tires. I leveled it in flight attitude & did all the...
Forum: Electrical Systems 01-12-2019, 02:58 PM
Replies: 5
Views: 268
Posted By rv7charlie
Are there 2 terminals on the switch, or 3? If 3,...

Are there 2 terminals on the switch, or 3? If 3, any chance you wired the wrong switch terminal?
Forum: RV General Discussion/News 01-12-2019, 02:47 PM
Replies: 16
Views: 699
Posted By rv7charlie
Rotation direction doesn't matter with virtually...

Rotation direction doesn't matter with virtually all current alternators; the internal fan will still cool it and the electrons don't care.

Many of the alternators for newer vehicles are set up for...
Forum: RV Ongoing Maintenance Issues 01-12-2019, 12:36 PM
Replies: 26
Views: 1,823
Posted By rv7charlie
+1. A few guys say they've had good luck leaving...

+1. A few guys say they've had good luck leaving SLA batteries on 'smart' chargers, but many more have had early battery death while using them. SLA batteries just don't 'self-discharge' like flooded...
Forum: RV Ongoing Maintenance Issues 01-12-2019, 12:21 PM
Replies: 26
Views: 1,823
Posted By rv7charlie
Sumo, See post #3. :-)

Sumo,

See post #3. :-)
Forum: RV General Discussion/News 01-12-2019, 10:56 AM
Replies: 16
Views: 875
Posted By rv7charlie
Dale's not kidding about the toaster oven. One of...

Dale's not kidding about the toaster oven. One of the products quite a few of you guys have in your panel has its circuit board soldered in a literal toaster oven. You do need to know the correct...
Forum: Electrical Systems 01-12-2019, 08:53 AM
Replies: 15
Views: 618
Posted By rv7charlie
I'd try to give a bit more thought to how it...

I'd try to give a bit more thought to how it would operate while you're actually flying, before pursuing implementation. A pushbutton with no physical feedback of its condition leaves you without...
Forum: Electrical Systems 01-11-2019, 03:20 PM
Replies: 16
Views: 653
Posted By rv7charlie
Combined ALT1 / OFF / ALT2: See earlier posts...

Combined ALT1 / OFF / ALT2: See earlier posts about single point of failure taking down everything.

Empirical evidence has shown that having two alternators online at the same time has little if any...
Forum: Electrical Systems 01-11-2019, 01:14 PM
Replies: 16
Views: 653
Posted By rv7charlie
For a general 'philosophy' sort of view, a couple...

For a general 'philosophy' sort of view, a couple of basic ideas are to always have a plan B, and try not to have a single point of failure that can take everything down. The 2nd point obviously...
Forum: Electrical Systems 01-11-2019, 10:55 AM
Replies: 74
Views: 16,526
Posted By rv7charlie
Hi Leok, Forgive me if you've already dealt with...

Hi Leok,

Forgive me if you've already dealt with this, but one thing caught my eye in that post: 'I also need the ignition to be off when the master is off'. Does the system include a 'smoke in the...
Forum: RV General Discussion/News 01-10-2019, 04:39 PM
Replies: 18
Views: 2,129
Posted By rv7charlie
Have you trolled the aeroelectric website? Bob...

Have you trolled the aeroelectric website? Bob has lots of pics that would show proper technique, and IIRC, has some 'don'ts', as well.
Forum: RV-10 01-10-2019, 09:56 AM
Replies: 3
Views: 312
Posted By rv7charlie
'Easy first' is a prime directive in...

'Easy first' is a prime directive in troubleshooting.

Can you swap antenna feeds at the radios? You could have a radio problem instead of an antenna problem.

If you routed the wires on both...
Forum: RV-3 01-09-2019, 06:48 PM
Replies: 13
Views: 659
Posted By rv7charlie
Can't address the -3's ruggedness, but the -4 is...

Can't address the -3's ruggedness, but the -4 is pretty tough. If you want really tough, why not see if the guys who make the Rocket gear would make you a set. IIRC, it's a titanium leg. You could...
Forum: Glass Cockpit 01-08-2019, 10:20 PM
Replies: 44
Views: 6,741
Posted By rv7charlie
Sorry; TCO? I know some versions of the stratux ...

Sorry; TCO?

I know some versions of the stratux have an AHRS, but I haven't seen pitot & static ports on one, though. Have I missed them?

Thanks,

Charlie
Forum: RV Ongoing Maintenance Issues 01-08-2019, 07:41 PM
Replies: 26
Views: 1,823
Posted By rv7charlie
If wired as described, easy to check. Just turn...

If wired as described, easy to check. Just turn on one master switch, check operation. Turn it off, repeat with the other master switch on.

Parallel means that either master contactor will power the...
Forum: RV-10 01-08-2019, 07:36 PM
Replies: 21
Views: 1,374
Posted By rv7charlie
Just use a key-switch to control the master...

Just use a key-switch to control the master contactor.
The 1st example that popped...
Forum: Glass Cockpit 01-08-2019, 02:57 PM
Replies: 44
Views: 6,741
Posted By rv7charlie
Caution; a bit of thread drift...

I like the idea of an inexpensive HUD, but if it uses data from something like a Stratux, etc, has the Stratux sensor suite been upgraded to include actual air data yet? Or are the gyros,...
Forum: RV General Discussion/News 01-08-2019, 02:52 PM
Replies: 2
Views: 233
Posted By rv7charlie
Don't know, but regular A/N tubing and hose work...

Don't know, but regular A/N tubing and hose work pretty well....

;-)
Forum: RV-3 01-07-2019, 10:36 PM
Replies: 11
Views: 2,661
Posted By rv7charlie
The 'sleeper' wood prop is..Sensenich. I once had...

The 'sleeper' wood prop is..Sensenich. I once had a 160 HP RV-4 with a Bernie Warnke (Catto is the modern day Warnke) prop that was crazy fast. Nothing special in the cleanup/cooling drag dept, and...
Forum: RV-14 01-07-2019, 04:20 PM
Replies: 13
Views: 1,006
Posted By rv7charlie
Not the best plan for a number of...

Not the best plan for a number of reasons.
Potential to magnetize the mount. (Fun with whiskey compass swinging)
More failure points, with corrosion prone materials, between engine and...
Forum: RV Ongoing Maintenance Issues 01-07-2019, 04:13 PM
Replies: 25
Views: 2,427
Posted By rv7charlie
To me, the key is 'inspection *of your own...

To me, the key is 'inspection *of your own aircraft*'. Somewhat analogous to the *operation* of amateur built a/c, where you can operate it more or less like a certified a/c, but you can't take money...
Forum: COMM 01-07-2019, 03:56 PM
Replies: 8
Views: 319
Posted By rv7charlie
It'll almost certainly be fine. It'll sound a...

It'll almost certainly be fine. It'll sound a little odd because of the mask, but any microphone will sound odd in the mask.

It certainly won't hurt anything, except the long term exposure to...
Forum: COMM 01-07-2019, 12:38 PM
Replies: 8
Views: 319
Posted By rv7charlie
Normally, the only electronics in a standard...

Normally, the only electronics in a standard headset is the amplifier for the electret condenser mic. But you would never see it, because it's built into the mic housing. Many of the mics will have a...
Forum: RV Ongoing Maintenance Issues 01-06-2019, 09:10 PM
Replies: 26
Views: 1,823
Posted By rv7charlie
OK, need actual 1. your action: effect, 2. your...

OK, need actual
1. your action: effect,
2. your action: effect, etc
New set of actions: start over with sequence of action/effect.

We have no way to know if 'clunk clunk' means master, then start,...
Forum: RV Ongoing Maintenance Issues 01-06-2019, 06:59 PM
Replies: 26
Views: 1,823
Posted By rv7charlie
Pretty sure that the diode is there to protect...

Pretty sure that the diode is there to protect the switch. It's across the coil; not the relay contacts.

I agree it's probably the master, but it should be easy to verify. What does the volt meter...
Forum: Alternative Engines 01-06-2019, 03:18 PM
Replies: 202
Views: 25,374
Posted By rv7charlie
You're right; I'd never paid attention to the -A...

You're right; I'd never paid attention to the -A mount, but it doesn't have that element in it.
Forum: Alternative Engines 01-06-2019, 12:58 PM
Replies: 202
Views: 25,374
Posted By rv7charlie
The stock mount for my -7 has a vertical element...

The stock mount for my -7 has a vertical element between the top & bottom fuselage attach points, on both sides. I'm pretty sure the -6 mount has them, as well. Is that not where you drew the C-D...
Forum: RV General Discussion/News 01-06-2019, 11:20 AM
Replies: 13
Views: 1,421
Posted By rv7charlie
Well yeah, but it would take two -9s and a -4...

Well yeah, but it would take two -9s and a -4 with no back seat to carry a matching load. What would that fuel burn equal?

It's all about the mission.
Forum: Alternative Engines 01-06-2019, 11:15 AM
Replies: 202
Views: 25,374
Posted By rv7charlie
Hey Dan, No argument, but given what you can see...

Hey Dan,

No argument, but given what you can see in 'certified' mounts, it's easy to see why he'd think it was ok the way it is. Ex: the Piper Cub...
Forum: Temp / Test / Misc. (posts deleted after 2 weeks) 01-06-2019, 10:51 AM
Replies: 11
Views: 700
Posted By rv7charlie
Start...

Start here:
https://www.google.com/search?q=perpetual+motion+machine&oq=perpetual+motion+machine&aqs=chrome.0.0l6.6362j0j7&sourceid=chrome&ie=UTF-8


;-)
Forum: RV-4 01-05-2019, 11:34 PM
Replies: 28
Views: 2,923
Posted By rv7charlie
IIRC, it should be ready to fly, but 'empty'. No...

IIRC, it should be ready to fly, but 'empty'. No fuel, or at least no useable fuel, which is effectively the same thing in an RV.
Forum: RV-4 01-04-2019, 03:12 PM
Replies: 28
Views: 2,923
Posted By rv7charlie
If all you need is the weight, there was a 'steel...

If all you need is the weight, there was a 'steel ring' that he sold, as well. No 'balancing'; just what the name says: a steel ring that bolts to the ring gear.
Forum: RV Ongoing Maintenance Issues 01-04-2019, 01:28 PM
Replies: 6
Views: 602
Posted By rv7charlie
Yes. I only use LL when forced to when I travel;...

Yes. I only use LL when forced to when I travel; E-free premium mogas at home. I've seen softened sealant on my 1991 era tanks.

DanH has linked to research papers showing degradation from gasolines;...
Forum: COMM 01-04-2019, 08:24 AM
Replies: 22
Views: 4,951
Posted By rv7charlie
Scott had it right about the copper foil in the...

Scott had it right about the copper foil in the canopy, though it would be a little trickier to tune in a narrow RV-4 canopy. That was a very common technique back in the days of scratch-built...
Forum: RV-6/6A 01-04-2019, 08:07 AM
Replies: 12
Views: 1,163
Posted By rv7charlie
Read the responses to your earlier thread...

Read the responses to your earlier thread carefully. Regardless of weights, if you are inexperienced with acro do *not* try to teach yourself in any 'clean' a/c like an RV, T-18, Mustang II, etc. And...
Forum: Places To Fly...Things to See...Things to Eat 01-03-2019, 06:49 PM
Replies: 3
Views: 322
Posted By rv7charlie
We'd love to fly down from Slobovia, but there's...

We'd love to fly down from Slobovia, but there's so much rain up here that I need a submarine to walk to the hangar.Pretty sure it'll be weeks before the turf is flyable.

Charlie
Forum: RV-14 01-03-2019, 01:36 PM
Replies: 16
Views: 982
Posted By rv7charlie
1st, decide whether you need to pull assembled...

1st, decide whether you need to pull assembled connectors or control cables through the hole(s). If yes, then the connectors/cable ends will define hole size. Bundle up everything you need to run...
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