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Search: Posts Made By: rzbill
Forum: RV-7/7A 04-09-2021, 04:14 AM
Replies: 19
Views: 758
Posted By rzbill
I did not follow the instruction order on my -M1B...

I did not follow the instruction order on my -M1B snorkel install.

I decided where I wanted the filter to be, fabricated the filter cage and ramp area and then cut the snorkel apart, fitted both...
Forum: RV Building Tips/Techniques 04-01-2021, 04:30 AM
Replies: 10
Views: 421
Posted By rzbill
Ray, Your thinking is correct. Micrometers do not...

Ray,
Your thinking is correct. Micrometers do not measure inside diameters. However, there are a couple of ways to use a micrometer along with other tools to get an inside diameter.
The most common...
Forum: RV Building Tips/Techniques 03-26-2021, 06:49 PM
Replies: 8
Views: 796
Posted By rzbill
Here's the images I promised

Here's the images I promised
Forum: RV General Discussion/News 03-25-2021, 04:11 PM
Replies: 54
Views: 12,933
Posted By rzbill
I breadboarded and bench tested the Jim Weir...

I breadboarded and bench tested the Jim Weir designs. They worked fine. I was at the point of deciding on a hobby box and drawing a PC board when I found the tiny Dynon convertors.

I measured the...
Forum: RV Ongoing Maintenance Issues 03-25-2021, 04:18 AM
Replies: 9
Views: 1,372
Posted By rzbill
The OPs idea has worked for me for 900hrs. I use...

The OPs idea has worked for me for 900hrs. I use a piece of aluminum angle instead of the PVC chute but concept is same. I assumed it worked because I was lucky with the vagaries of hose and wire...
Forum: RV Building Tips/Techniques 03-22-2021, 04:50 PM
Replies: 8
Views: 796
Posted By rzbill
Yes. It's easy. First, open the door until it's...

Yes. It's easy. First, open the door until it's edge is at the top of the scat tube. That's as far as it needs to go. It is fully open and further does nothing to change heat. You can see how much...
Forum: Traditional Aircraft Engines 03-13-2021, 05:22 AM
Replies: 3
Views: 643
Posted By rzbill
I would not be too concerned about it. Many...

I would not be too concerned about it. Many aluminum properties are different than steel by a factor of 3, as is the .001 vs .003 interference noted. With aluminum youngs modulus being 1/3 that of...
Forum: RV Ongoing Maintenance Issues 03-13-2021, 05:04 AM
Replies: 5
Views: 639
Posted By rzbill
Spruce or Wicks. Surely others too. Look for...

Spruce or Wicks. Surely others too. Look for MS20001-xx part number. That is the extruded version. Spruce does not clearly show it as extruded but Wicks does. Good luck Vlad.
Forum: RV Building Tips/Techniques 03-03-2021, 04:41 PM
Replies: 22
Views: 1,410
Posted By rzbill
As others have said, Vans uses the US drawing...

As others have said, Vans uses the US drawing convention called 3rd angle projection.
It is not used worldwide. It is common to see 1st angle projection on European documents.
They read 100% mirror...
Forum: RV-10 02-01-2021, 10:41 AM
Replies: 22
Views: 2,719
Posted By rzbill
What to do between kits? Go FLY. You are bound...

What to do between kits?


Go FLY. You are bound to be out of currency.


I got my instrument ticket during the build period. It was a way to stay current without wasting $$ boring holes in the sky...
Forum: RV Building Tips/Techniques 02-01-2021, 03:14 AM
Replies: 35
Views: 4,850
Posted By rzbill
I tried that first but the ink density of the...

I tried that first but the ink density of the lines was not as good as I wanted. Kinda grainy. Probably my ancient printer. I sent the file to Stein for better printing. Worked great. Zero...
Forum: RV Ongoing Maintenance Issues 01-27-2021, 04:35 AM
Replies: 20
Views: 1,832
Posted By rzbill
Actions regarding this leak depends on the owners...

Actions regarding this leak depends on the owners tolerance for being stranded at an outlying airport or worse, stranded in a ditch.

I had a winter leak of left brake a couple of years ago. Fluid on...
Forum: Glass Cockpit 01-20-2021, 05:52 PM
Replies: 4
Views: 471
Posted By rzbill
I replaced my PFD H1 WX with a Horizon EX. I did...

I replaced my PFD H1 WX with a Horizon EX. I did not have ARINC on that box. It is on my second WS. The hookup was plug and play plus a backup and restore to get my settings into the new EX.

I...
Forum: Painting your RV 01-12-2021, 10:01 AM
Replies: 4
Views: 619
Posted By rzbill
We purchased a Silhouette Cameo 4 for general...

We purchased a Silhouette Cameo 4 for general hobby work plus future Aircraft vinyl. I see no reason for it to not be able to do the planned artwork for the plane. The only limit is the 12" width...
Forum: Fuel Injection Systems 01-11-2021, 01:24 PM
Replies: 6
Views: 1,077
Posted By rzbill
I'm curious. My YIO-360-M1B came with a Precision...

I'm curious.
My YIO-360-M1B came with a Precision Airmotive RSA-5 clone.
Are they really not available through Lycoming any more?
Forum: RV Building Tips/Techniques 01-11-2021, 10:37 AM
Replies: 18
Views: 2,049
Posted By rzbill
I use these anywhere that pushing on a Philips...

I use these anywhere that pushing on a Philips bit would be a pita. Such as the seat pans (especially the edges) and all the baggage bulkheads on a side by side. Various other places but mostly...
Forum: RV-9/9A 01-07-2021, 04:10 AM
Replies: 34
Views: 4,768
Posted By rzbill
Descent to destination is one of the flight...

Descent to destination is one of the flight regimes that I really like with a CS prop since high power can be used. If you are ahead of the airplane via one of the mental math tricks already...
Forum: RV General Discussion/News 01-04-2021, 09:50 AM
Replies: 15
Views: 1,772
Posted By rzbill
And you can get red head lamps too. I use one...

And you can get red head lamps too.

I use one for both night flying and astronomy.
Forum: Tools 12-11-2020, 04:26 AM
Replies: 6
Views: 1,042
Posted By rzbill
Desert Rat +10 You don't need a lot of...

Desert Rat +10

You don't need a lot of storage.

Early in my build I used a scrap of wood to make a drill guide to hang on the wall above my bench. I drilled angled blind holes to stick the bits...
Forum: RV Ongoing Maintenance Issues 12-02-2020, 04:42 AM
Replies: 18
Views: 2,063
Posted By rzbill
EGT sensors fail. It's a fact of life. Keep at...

EGT sensors fail. It's a fact of life. Keep at least one in your stock of maintenance spares.

At one time, GRT was selling regular and long life probes. Now only one kind (the long life). I had...
Forum: Places To Fly...Things to See...Things to Eat 12-01-2020, 10:10 AM
Replies: 6
Views: 625
Posted By rzbill
Sorry but this made me chuckle. The Runway Café...

Sorry but this made me chuckle. The Runway Café at GMU is a very common destination. I don't know all the restaurants (especially south of GMU) but here's my list including what others have...
Forum: RV Building Tips/Techniques 11-25-2020, 11:53 AM
Replies: 12
Views: 1,683
Posted By rzbill
I have seen the results of a fuel fed engine...

I have seen the results of a fuel fed engine compartment fire on an RV (not mine).

Do not be concerned with aluminum firewall rivets.
The heat of the fire will follow the normal airflow pattern to...
Forum: RV Ongoing Maintenance Issues 11-24-2020, 04:05 PM
Replies: 12
Views: 1,289
Posted By rzbill
The AN4-27 should not move. It is designed to be...

The AN4-27 should not move. It is designed to be a tight clamp on the 610 "clevis" and the brass bushing. The bushing should not rotate on the bolt. The stick should be just barely shorter than...
Forum: RV General Discussion/News 11-24-2020, 03:44 PM
Replies: 5
Views: 1,246
Posted By rzbill
Its fun to use the RVs speed range for something...

Its fun to use the RVs speed range for something useful.
My home base KAVL is towered and they have gotten used to me topping the eastern ridge and high speed descending the 3K ft towards the field...
Forum: Glass Cockpit 11-24-2020, 03:52 AM
Replies: 6
Views: 785
Posted By rzbill
The EX replacement for my old WS unit came...

The EX replacement for my old WS unit came standard with internal GPS. it was not an option I had to select.
Forum: RV Ongoing Maintenance Issues 11-22-2020, 03:18 PM
Replies: 6
Views: 881
Posted By rzbill
Thanks for that, Gents. I did not know those...

Thanks for that, Gents.
I did not know those squeezer sets existed. I see ATS and Geek carry them.

While I don't mind hammer setting with the common brake tool, my Tatco is pouting in the corner....
Forum: Engine Monitors 11-20-2020, 04:13 AM
Replies: 16
Views: 2,284
Posted By rzbill
There is something else going on with the OPs...

There is something else going on with the OPs situation.
The chart provided, compared to the flight data gives 128hp not 99.9% of 160.

The problem is not the chart.
Forum: RV General Discussion/News 11-18-2020, 11:34 AM
Replies: 8
Views: 1,310
Posted By rzbill
There are a number of posts here about taper...

There are a number of posts here about taper reaming so a search might be useful to you.

The main gear trunnions are larger than the nose gear. The reamer is long enough to do both diameters but...
Forum: Florida (South) 11-03-2020, 11:33 AM
Replies: 9
Views: 1,579
Posted By rzbill
I guess this thread means that being a Signature...

I guess this thread means that being a Signature Customer at Asheville KAVL does rate for something even though I try not to think about the hanger rent :eek:. Fortunately I have always had a...
Forum: RV Ongoing Maintenance Issues 10-30-2020, 05:29 PM
Replies: 4
Views: 724
Posted By rzbill
If you find a friend with a milling machine, you...

If you find a friend with a milling machine, you may be able to save that latch by machining about 1/64" off the bottom surface of the latch. It will have the effect of sharpening the rounded corner...
Forum: Southeast 10-25-2020, 10:35 AM
Replies: 6
Views: 800
Posted By rzbill
+1 for Sailvi`s information.

+1 for Sailvi`s information.
Forum: RV-14 10-20-2020, 09:55 AM
Replies: 21
Views: 8,458
Posted By rzbill
Whale Oil, folks. High tech goes full circle......

Whale Oil, folks. High tech goes full circle... :)

Look up Cetyl Alcohol (the stuff on the label)

https://en.wikipedia.org/wiki/Cetyl_alcohol

And we thought Lycomings were antiquated.
Forum: Traditional Aircraft Engines 10-15-2020, 04:14 PM
Replies: 4
Views: 997
Posted By rzbill
OMG, :eek: you are giving me nightmares about...

OMG, :eek: you are giving me nightmares about my Heat and Mass Transfer class from 40 years ago. Forced convection ain't simple. Do us a favor and just fly, look at the gages over your years...
Forum: Electrical Systems 10-07-2020, 03:50 PM
Replies: 7
Views: 1,191
Posted By rzbill
Hi Claude, I just wanted to say that my post was...

Hi Claude,
I just wanted to say that my post was really to the OP and not in response to yours although it looks like that. :)

We were typing at the same time and you beat me to the button.

Fly on!
Forum: Electrical Systems 10-07-2020, 02:38 PM
Replies: 7
Views: 1,191
Posted By rzbill
It is my opinion that assigning many colors to...

It is my opinion that assigning many colors to detailed functions can create more visual confusion rather than less. Be careful of this.
Switch location and labeling goes a long way and does not...
Forum: RV-7/7A 10-06-2020, 04:13 AM
Replies: 6
Views: 1,671
Posted By rzbill
During construction, I measured mine at 180...

During construction, I measured mine at 180 picofarad while empty. Did not measure while full many months later but the article I was reading indicated a 2x change from air to fuel.

I was building...
Forum: RV-9/9A 10-05-2020, 02:36 PM
Replies: 9
Views: 2,058
Posted By rzbill
One on the bottom and one on the top.

One on the bottom and one on the top.
Forum: COMM 09-13-2020, 06:35 AM
Replies: 10
Views: 1,380
Posted By rzbill
I got one from Stein a couple of years ago. I...

I got one from Stein a couple of years ago.

I was thrilled to get it so no I did not mind the price.
Forum: RV-7/7A 09-10-2020, 04:42 PM
Replies: 3
Views: 1,569
Posted By rzbill
I think it must depend on CG position. My bird...

I think it must depend on CG position. My bird tends forward CG and as a result it uses more trim throw for the speed range than you describe from your experience.
Forum: RV-10 09-01-2020, 04:27 AM
Replies: 66
Views: 16,374
Posted By rzbill
Mine is verry similar to Toobuilders. The only...

Mine is verry similar to Toobuilders. The only difference is custom sewing by the boss to make a web strap ring that fits around the A500 tail light assembly. So it is a one piece strap with a...
Forum: RV General Discussion/News 08-29-2020, 07:09 AM
Replies: 26
Views: 5,558
Posted By rzbill
The beer can example is completely relevant. You...

The beer can example is completely relevant. You are being confused by thinking that since the baggage hoop is similar to the other open bulkheads further back in the tail that it is enough by...
Forum: Traditional Aircraft Engines 08-24-2020, 03:29 AM
Replies: 36
Views: 6,282
Posted By rzbill
The rocker contact point is not centered on the...

The rocker contact point is not centered on the valve stem by design.
Forum: RV Ongoing Maintenance Issues 08-24-2020, 03:23 AM
Replies: 17
Views: 2,638
Posted By rzbill
A counterpoint is needed I think. New star...

A counterpoint is needed I think. New star washers and torqued to spec.
Have not lost one or had one loosen in 850 hrs. Oil cooler on #4 as some have noted.
Forum: RV-10 08-19-2020, 03:47 AM
Replies: 10
Views: 1,883
Posted By rzbill
I have not had this specific issue but have fixed...

I have not had this specific issue but have fixed similar elsewhere.
The distance from trailing edge to rivet line varies incorrectly. You can try to fix by forcing it flat and drilling for...
Forum: Southeast 08-15-2020, 06:13 AM
Replies: 8
Views: 1,796
Posted By rzbill
I stop at KHKY Hickory every Friday for self...

I stop at KHKY Hickory every Friday for self serve on my way home to KAVL. $3.95 yesterday. Rwy 24 is the standard unless the wind is really far off. As the previous post indicated, it is frequently...
Forum: RV-7/7A 08-14-2020, 11:10 AM
Replies: 15
Views: 2,326
Posted By rzbill
If you take the nose wheel fork off the gear, pay...

If you take the nose wheel fork off the gear, pay attention to abnormal wear in the 2 bronze bearing surfaces and do something about...
Forum: RV Ongoing Maintenance Issues 08-12-2020, 03:32 PM
Replies: 13
Views: 3,189
Posted By rzbill
This alternate and very lightweight method is...

This alternate and very lightweight method is still working at 860 hrs as of today.

https://vansairforce.net/community/showpost.php?p=1319278&postcount=10
Forum: Electrical Systems 08-10-2020, 03:37 AM
Replies: 1
Views: 772
Posted By rzbill
Ray, Yes the 430 needs a hole in the subpanel....

Ray,
Yes the 430 needs a hole in the subpanel. Can't say about the other.

For lightness, consider using the native subpanel metal to form integral stiffening angles.
Drill holes in the corners of...
Forum: Interiors 08-03-2020, 02:58 PM
Replies: 12
Views: 2,612
Posted By rzbill
Choice may depend on how you intend to attach the...

Choice may depend on how you intend to attach the panels to the fuselage aluminum or arm rests etc. My wife used fusible interfacing to stiffen the fabric panels. We attached panels with adhesive...
Forum: Traditional Aircraft Engines 07-31-2020, 09:35 AM
Replies: 30
Views: 4,719
Posted By rzbill
Yes, if you want beginning volumes. There are...

Yes, if you want beginning volumes.
There are many ways to do the algebra.
Forum: Traditional Aircraft Engines 07-31-2020, 09:31 AM
Replies: 30
Views: 4,719
Posted By rzbill
Yes, that's what it boils down to. I was trying...

Yes, that's what it boils down to. I was trying to avoid simply saying "CR-1" but rather show a path from root principle.

CR = (Displacement+clearance volume)/clearance volume.
Forum: Traditional Aircraft Engines 07-31-2020, 04:01 AM
Replies: 30
Views: 4,719
Posted By rzbill
Not really, but it is implied. It is true if...

Not really, but it is implied. It is true if comparing flat topped pistons or piston with identical top shape. Not true if comparing piston tops of different shape. I left the comparison at volume...
Forum: Traditional Aircraft Engines 07-30-2020, 05:01 PM
Replies: 30
Views: 4,719
Posted By rzbill
I am going to assume the OPs question is actually...

I am going to assume the OPs question is actually different than stated. Swept volumes have already been answered. It is possible to calculate the starting and ending volumes with the CR and the...
Forum: Electrical Systems 07-30-2020, 04:21 AM
Replies: 30
Views: 6,338
Posted By rzbill
I used a standard aviation "push to test" light...

I used a standard aviation "push to test" light assembly and replaced the T1-3/4 (330) incandescent bulb with an LED version. Wired the supply through the panel dimmer circuit running off a pot /...
Forum: Electrical Systems 07-19-2020, 06:34 AM
Replies: 14
Views: 1,736
Posted By rzbill
EFIS yes. EIS is not multiple power input...

EFIS yes. EIS is not multiple power input unless GRT has changed it since I built. My voltage display does not lead one to believe there is a diode drop before the voltage sensing in the EIS.
Forum: RV Ongoing Maintenance Issues 07-14-2020, 04:37 PM
Replies: 25
Views: 8,725
Posted By rzbill
Aw Bill, they promote diversity in exhaust flow.

Aw Bill, they promote diversity in exhaust flow.
Forum: Traditional Aircraft Engines 07-09-2020, 04:22 AM
Replies: 28
Views: 5,801
Posted By rzbill
With all the 1st flight hyperventilating of the...

With all the 1st flight hyperventilating of the pilot, there was no chance to overheat the engine. :eek:

But seriously, new engine, taxi test, brake break in, high speed taxi test, 30 min 1st...
Forum: Glass Cockpit 06-24-2020, 10:42 AM
Replies: 7
Views: 958
Posted By rzbill
A 2-1/4" horizon will fit nicely above a...

A 2-1/4" horizon will fit nicely above a rectangular EFIS in the gap between the EFIS and the top curve of the panel. With good planning, a 3-1/8 will fit too but it needs to be closer to the...
Forum: RV-9/9A 06-24-2020, 10:22 AM
Replies: 20
Views: 5,208
Posted By rzbill
This reminds me of a cartoon in Sport Aviation...

This reminds me of a cartoon in Sport Aviation from years ago that showed an R-985 mounted in a BD5. I think that was about optimum. :)
Forum: RV-10 06-07-2020, 06:04 AM
Replies: 13
Views: 3,165
Posted By rzbill
Which IAS would you choose to match 200kt...

Which IAS would you choose to match 200kt TAS?

The one at sea level or 5K ft, 10k ft or some other altitude since IAS goes down with alt

If you wanted to be totally sure, you could choose the...
Forum: RV-10 06-02-2020, 04:18 AM
Replies: 8
Views: 814
Posted By rzbill
Careful with the Horror Fright caliper selection....

Careful with the Horror Fright caliper selection. At least one of the models only measures to +/- 0.010" which is a useless piece of **** instead of a unit that properly measures to 0.001".
Forum: RV-12/RV-12iS 05-28-2020, 04:13 AM
Replies: 8
Views: 1,054
Posted By rzbill
Added link to my earlier post. This entry is to...

Added link to my earlier post. This entry is to bump thread to the top.
Forum: RV-12/RV-12iS 05-27-2020, 04:15 AM
Replies: 8
Views: 1,054
Posted By rzbill
If you search for Dan Hortons post here about...

If you search for Dan Hortons post here about cowl work, you will see there is a couple of days of work that can be done prior to engine arrival.

The work is basically matching the two halves by...
Forum: RV General Discussion/News 05-26-2020, 09:51 AM
Replies: 8
Views: 1,315
Posted By rzbill
It's definitely not Type III if that is what you...

It's definitely not Type III if that is what you are wondering.

You can't get the pretty colors with type III (always dark gray, black, dark green) plus there is no need for the high surface...
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