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Search: Posts Made By: johnbright
Forum: VAF Classifieds (posts in here deleted after 30 days) 09-25-2022, 02:53 PM
Replies: 6
Views: 350
Posted By johnbright
I wondered why I never heard of SV-AP-TRIMAMP...

I wondered why I never heard of SV-AP-TRIMAMP Looks like it's for Beechcraft Bonanza A36. (https://www.dynoncertified.com/trim-motor-adapter.php)

It's not required on an RV.

Do you want it for it's...
Forum: RV Building Tips/Techniques 09-14-2022, 07:34 PM
Replies: 9
Views: 523
Posted By johnbright
I like what rzbill did re oil baffle-mounted cooler support

rzbill has the most elegant solution I’ve seen IMO.

His post is at https://vansairforce.net/community/showpost.php?p=556594&postcount=28

The photos disappeared but I have them at...
Forum: RV-6/6A 08-29-2022, 07:25 PM
Replies: 3
Views: 255
Posted By johnbright
electric flap docs RV-6

I have a couple RV-6 electric flap docs at https://drive.google.com/drive/folders/1TjB3Ik5FZoXvmgft9XqEyYfZdzoOSf3T
Forum: Electrical Systems 08-29-2022, 03:48 PM
Replies: 14
Views: 1,822
Posted By johnbright
flyback capture diode not required. But ref next post for a different viewpoint.

Thread drift but no flyback capture diode needed across fuel pump leads. But ref next post for a different viewpoint.

Per Bob Nuckolls:

"Rotary pumps powered by pm motors have no 'flyback'...
Forum: RV-14 08-25-2022, 08:22 PM
Replies: 12
Views: 1,676
Posted By johnbright
If you do go with MIDI fuses

MIDI fuses are nice because they are smaller than ANL current limiters.

Note you can get chassis-mount or inline MIDI holders.

Note also a MIDI fuse should be sized higher than an ANL current...
Forum: Reviews 08-25-2022, 01:45 PM
Replies: 14
Views: 4,505
Posted By johnbright
2065 quick and gratis repair

Quick and gratis repair so excellent service from Aircraft Components Inc.

My Black Max 2065 failed after 2-1/2 years of continuous use. Fellow on the phone said temperature sensor failed as is...
Forum: Electrical Systems 08-20-2022, 08:36 PM
Replies: 13
Views: 1,951
Posted By johnbright
Plane Power… Hartzell https://planepower.aero/ .

Plane Power… Hartzell

https://planepower.aero/
.
Forum: RV Ongoing Maintenance Issues 08-18-2022, 05:59 PM
Replies: 31
Views: 3,453
Posted By johnbright
Matco is -222 size oring

AFAIK Van's Matco Wheels & Brakes PN U-00010 is Matco PN WHLWE51 which comes with caliper WHLBE5 which uses piston oring Buna N size -222. Matco says to use MIL-H-5606 fluid.

Van's oring PN...
Forum: Glass Cockpit 08-01-2022, 08:01 PM
Replies: 2
Views: 535
Posted By johnbright
Garmin 3D files and panel layout brainstorm website

Google “G3XStepFiles" and find a list of files on a Garmin webpage... what you what is labeled "G3X 3D Models (.STEP)" and at present the file is at rev 3 and is named "g3xstepfiles3.zip"

Have a...
Forum: Electrical Systems 07-16-2022, 06:39 PM
Replies: 69
Views: 9,474
Posted By johnbright
Monkworkz at Oshkosh 2022 thread

Monkworkz at Oshkosh 2022 thread

https://vansairforce.net/community/showthread.php?t=207613
.
Forum: Electrical Systems 07-13-2022, 08:56 PM
Replies: 59
Views: 12,997
Posted By johnbright
I’m planning Z101 but a couple generic points. ...

I’m planning Z101 but a couple generic points.


A single connection to the engine or injector bus in an SPOF.
I’m planning a Bussmann 15600 engine bus modified with dual feeds. Easy mod, ref photos...
Forum: RV Building Tips/Techniques 06-29-2022, 07:26 PM
Replies: 35
Views: 3,363
Posted By johnbright
My VAF search

I haven’t done it yet but looks like good info here: https://vansairforce.net/community/showthread.php?t=133761

And post 6 of that thread has this link:...
Forum: Traditional Aircraft Engines 06-27-2022, 09:16 AM
Replies: 6
Views: 707
Posted By johnbright
W prefix in Aeroshell world is with AD additives

To clarify... W prefix in Aeroshell world is with ashless dispersant additives. Aeroshell W100 is single-grade aka straight-weight and with AD additives.

The term "straight" is slang with at least...
Forum: Electrical Systems 06-15-2022, 07:01 AM
Replies: 27
Views: 3,689
Posted By johnbright
fuse versus ANL current limiter

Don't confuse a fuse with a Bussmann ANL current limiter. A Bussmann ANL current limiter takes much more energy to blow and can be sized the same as alternator output capability. Other products may...
Forum: Electrical Systems 06-14-2022, 08:26 PM
Replies: 27
Views: 3,689
Posted By johnbright
B Lead protection

Plane Power calls it a “30-amp circuit protection device”.

The scenarios where B Lead protection is required is an internal short to ground in the alternator or the B Lead shorts to ground. The...
Forum: Electrical Systems 06-14-2022, 07:30 PM
Replies: 27
Views: 3,689
Posted By johnbright
vacuum-pad alternator output

I made a table of vacuum-pad alternator current output capability vs RPM.

Plane Power is not listed because I have not found that...
Forum: Electrical Systems 05-17-2022, 08:57 PM
Replies: 69
Views: 9,474
Posted By johnbright
Hi Bill, Question, does the generator run at the...

Hi Bill,

Question, does the generator run at the RPM of the coupling or is there a gearbox inside to increase RPM. A question from the Aeroelectric List.
.
Forum: RV General Discussion/News 05-12-2022, 02:36 PM
Replies: 35
Views: 4,034
Posted By johnbright
Speaking of utility sinks, I: Hung mine from...

Speaking of utility sinks, I:

Hung mine from the wall for sweeping access under rather than giving it legs and put it at bench height because it is next to a bench.
Used a kitchen type pull down...
Forum: RV General Discussion/News 05-10-2022, 07:55 PM
Replies: 35
Views: 4,034
Posted By johnbright
full chip epoxy floor

AFAIK a full chip epoxy floor is the most durable.
Forum: Electrical Systems 05-10-2022, 07:18 PM
Replies: 69
Views: 9,474
Posted By johnbright
Hi Bill, Question… does it work well if the...

Hi Bill,

Question… does it work well if the battery becomes disconnected?
.
Forum: RV General Discussion/News 05-09-2022, 08:36 PM
Replies: 18
Views: 4,122
Posted By johnbright
Superextrafantabulous!

Superextrafantabulous!
Forum: Electrical Systems 05-07-2022, 09:11 AM
Replies: 5
Views: 1,233
Posted By johnbright
BTW the rocker pieces can be...

BTW the rocker pieces can be replaced/relabeled.

https://www.steinair.com/product/aml-34-series-rocker-switch/
Forum: Primers 04-29-2022, 10:33 AM
Replies: 7
Views: 1,385
Posted By johnbright
closet shelf and furnace fan

I used a 20" closet shelf and a discarded furnace fan.
.
Forum: Electrical Systems 04-20-2022, 06:07 AM
Replies: 16
Views: 2,223
Posted By johnbright
Re Posts 15 and 17

Re Post #15... I see what you mean Bill re FMEA - screw to the outside of the case is hot depending on B+ to Line or Load and CB open or closed. Looks like hot screw shorting to ground does not trip...
Forum: Electrical Systems 04-18-2022, 07:11 PM
Replies: 16
Views: 2,223
Posted By johnbright
Mich48041/Joe Gores and Bob Nuckolls are in...

Mich48041/Joe Gores and Bob Nuckolls are in agreement that Line and Load can be reversed in the OP's case.

I was curious so I asked on AeroElectric List. Link...
Forum: RV-7/7A 04-16-2022, 09:08 PM
Replies: 3
Views: 375
Posted By johnbright
MD-42-BS

RV-6 shows MD-42-BS for all six control horn rivets, 1/8" diameter. MSP-42 works for this application per a VAF posting, no harm verifying with Vans.
.
Forum: My RV Build Project 04-16-2022, 09:32 AM
Replies: 97
Views: 41,092
Posted By johnbright
oscillating multi tool

I cut the canopy with a cutoff wheel but by the time I got to the engine cowl I found out about oscillating multi tools, many brands available. Works great on fiberglass, less dangerous than cutoff...
Forum: Rocket 03-27-2022, 08:09 PM
Replies: 5
Views: 758
Posted By johnbright
top injector points

You could mount the injectors in the top injector ports of the cylinder head using SDS hardware.
Forum: Traditional Aircraft Engines 03-19-2022, 07:24 PM
Replies: 22
Views: 1,873
Posted By johnbright
hgerhardt reports >900 hours currently and still...

hgerhardt reports >900 hours currently and still dry with power steering return hose and constant-force clamps.

https://vansairforce.net/community/showpost.php?p=1185599&postcount=3
.
Forum: RV General Discussion/News 03-07-2022, 09:16 PM
Replies: 13
Views: 1,690
Posted By johnbright
Note the Z schematic templates in the...

Note the Z schematic templates in the Aeroelectric Connection book are not the latest. Latest ones are in the “Adobe…” folder here. (http://www.aeroelectric.com/PPS/)

Also, there’s an...
Forum: RV-14 03-07-2022, 08:52 PM
Replies: 5
Views: 1,197
Posted By johnbright
B&C “20 A” alternator

BTW the B&C “20 A” alternator is capable of 30 A at cruise RPM on a Lycoming.

My vacuum-pad alternator summary here. (https://vansairforce.net/community/showpost.php?p=1581613&postcount=21)

PS: Bob...
Forum: Electrical Systems 03-07-2022, 06:50 PM
Replies: 10
Views: 2,017
Posted By johnbright
A “mini ANL” is a fuse, not an ANL current limiter - size accordingly

I’ve studied the data sheets for Bussmann ANL current limiters and Littelfuse MAXI, MIDI, and ATO/ATOF fuses.

These are my thoughts and conclusions; hope they’re helpful.

A Littelfuse MIDI or a...
Forum: RV Ongoing Maintenance Issues 03-06-2022, 05:28 PM
Replies: 11
Views: 1,517
Posted By johnbright
AN5814 electrical resistance

Not AN5812 (stubby) but rather AN5814 (long):


Bob Nuckolls measured heater resistance indirectly (measure current and voltage, calculate resistance) and got 280 mΩ at room temperature. Resistance...
Forum: RV Ongoing Maintenance Issues 03-05-2022, 02:58 PM
Replies: 10
Views: 1,923
Posted By johnbright
PVC pipe winch

In case this is helpful.

https://photos.app.goo.gl/n8mysr5Xdpu1KLzK9 is my google album of photos downloaded from this post....
Forum: Electrical Systems 02-28-2022, 08:19 PM
Replies: 28
Views: 2,686
Posted By johnbright
DSS2x61-0045A

Newark says they will have 43 each DSS2x61-0045A arriving on 5/18 and they have the 401K heat sink. Looks like you can back order and they reserve it.

You need a dab of thermal paste between diode...
Forum: Electrical Systems 02-28-2022, 06:15 PM
Replies: 28
Views: 2,686
Posted By johnbright
Sorry but B&C does not call theirs a Schottky but...

Sorry but B&C does not call theirs a Schottky but simply Essential Bus Diode. The latest Z schematic, Z101, calls it NTE53016 or equivalent, it’s a silicone diode bridge rectifier commonly used in...
Forum: Electrical Systems 02-28-2022, 05:10 PM
Replies: 28
Views: 2,686
Posted By johnbright
Bob Nuckolls has a document on that, Switch...

Bob Nuckolls has a document on that, Switch Ratings, What's it all Mean? (http://www.aeroelectric.com/articles/Switch_Ratings.pdf) “In a nutshell, 125 VAC ratings equate favorably and conservatively...
Forum: RV General Discussion/News 02-28-2022, 03:58 PM
Replies: 1
Views: 792
Posted By johnbright
ACCESS PANEL KIT

Vans PN "ACCESS PANEL KIT"

On backorder at the moment though.
.
Forum: RV Ongoing Maintenance Issues 02-25-2022, 08:41 PM
Replies: 29
Views: 64,872
Posted By johnbright
Mike Busch webinar

Like the OP I watched a Mike Busch webinar. Hope my notes (https://docs.google.com/document/d/1GLOeiKppw0weBq4f0p5WtegCR661x6NDLiXFEpT3CH8/edit) are useful.
.
Forum: Electrical Systems 02-24-2022, 08:51 PM
Replies: 21
Views: 2,385
Posted By johnbright
Latest Aeroelectric Connection

BTW the latest Aeroelectric Connection is here. (http://www.aeroelectric.com/Books/Connection/)

And the latest Z templates are here. (http://www.aeroelectric.com/PPS/Adobe_Architecture_Pdfs/) Z101...
Forum: Electrical Systems 02-24-2022, 08:16 PM
Replies: 59
Views: 12,997
Posted By johnbright
redundancy and connector current capacity

Two reasons for dual (or triple or more) connections that I know of:

Redundancy:

For instance B&C shows dual ground connections for LR3 and SB1 regulators, one to connector and one to stud on...
Forum: Electrical Systems 02-23-2022, 11:03 AM
Replies: 59
Views: 12,997
Posted By johnbright
not just P1001

Note this applies to P1001, P1003, and P1004 of the GTN 650/750. In the case of the comm, P1003, three terminals are used because the comm draws more current.
.
Forum: RV-10 02-21-2022, 07:28 PM
Replies: 6
Views: 615
Posted By johnbright
G3X has trim speed control

https://vansairforce.net/community/showthread.php?t=165660
Forum: RV-10 02-21-2022, 04:37 PM
Replies: 6
Views: 615
Posted By johnbright
electric elevator trim is standard on -10, -12, -14

I'm not a -10 builder but electric elevator trim is standard on the RV-10, -12, and -14 so I would assume the servo will come with your empennage kit.

FYI Vans PN "ES MSTS-T3-12A" is the servo only...
Forum: Traditional Aircraft Engines 02-11-2022, 04:13 PM
Replies: 39
Views: 13,530
Posted By johnbright
power steering hose and spring clamps

I found this post (https://vansairforce.net/community/showpost.php?p=1185599&postcount=3) where hgerhardt reported 700 hours no leaks.
.
Forum: Electrical Systems 02-11-2022, 03:50 PM
Replies: 59
Views: 12,997
Posted By johnbright
All my electrical files are here....

All my electrical files are here. (https://drive.google.com/drive/folders/1u6GeZo6pmBWsKykLNVQMvu4o1VEVyP4K?usp=sharing)

In folder 1) top level schematics is:

"Elec Schem N1921R Z101..." is the...
Forum: Electrical Systems 02-10-2022, 07:35 PM
Replies: 19
Views: 1,883
Posted By johnbright
Current limiter location

Looks like you have the current limiters at the alternator B terminals. They should be as close as possible to the contactor.
Forum: RV Ongoing Maintenance Issues 02-01-2022, 08:39 AM
Replies: 17
Views: 3,161
Posted By johnbright
Re post #1: If the alternator is...

Re post #1:

If the alternator is externally-regulated as shown, main alternator output voltage will rise by the diode voltage drop.
Bob Nuckolls would limit the endurance bus feed diode to 7-1/2 A...
Forum: RV Ongoing Maintenance Issues 01-30-2022, 05:09 PM
Replies: 8
Views: 1,231
Posted By johnbright
axial strength

The spec sheets for steel plate nuts K1000/MS21047 and K2000/MS21051 show the same axial strength as steel nylock nuts AN365/MS21044.

OTOH ref the next post by scsmith.
.
Forum: RV Ongoing Maintenance Issues 01-28-2022, 07:29 PM
Replies: 17
Views: 3,161
Posted By johnbright
Aeroelectric List

I would ask on the Aeroelectric List, Bob Nuckolls hangs out there.
Forum: Electrical Systems 01-27-2022, 06:39 AM
Replies: 7
Views: 960
Posted By johnbright
SteinAir

You can search SteinAir for "twisted wire".
Forum: GPS 01-24-2022, 09:34 PM
Replies: 6
Views: 786
Posted By johnbright
Reflow

If it were me, I would reflow those joints unless you have confirmed the problem to be in the plug. The photo is not crystal clear but they look questionable IMO, maybe they were hand soldered at...
Forum: RV General Discussion/News 01-24-2022, 08:22 PM
Replies: 2
Views: 1,148
Posted By johnbright
Thanks for the heads-up

Not just CAD dwgs… scans of hand-drawn dwgs… and the construction manual also.

And I didn’t know you could subscribe to service information and revisions for your aircraft.

BTW, the only way I see...
Forum: Traditional Aircraft Engines 01-12-2022, 09:58 AM
Replies: 31
Views: 4,574
Posted By johnbright
my Mike Busch notes

I learned a lot by reading BOB is the Oil Guy’s Motor Oil University series of seven chapters (https://bobistheoilguy.com/motor-oil-101/) and updated and corrected my notes,...
Forum: Electrical Systems 01-11-2022, 06:09 PM
Replies: 23
Views: 3,689
Posted By johnbright
vacuum pad alternator current capability summary

Vacuum pad alternator current capability summary ref attached image.

AFAIK, wound-field alternators are normally rated at 5,000 alternator RPM so they can't reach rated output on the vacuum pad.
.
Forum: Electrical Systems 01-09-2022, 06:43 PM
Replies: 19
Views: 2,685
Posted By johnbright
LR3 as backup regulator.

I know it's thread drift but some clarification.

Be aware the setpoints of both the LR3 and SB1 regulators are field adjustable.

Bob Nuckolls does not recommend SB1 "for simple dual alternator...
Forum: Electrical Systems 01-09-2022, 06:18 PM
Replies: 19
Views: 2,685
Posted By johnbright
vacuum pad alternator output

I made a summary of vacuum pad alternator current output from the spec sheets.

https://vansairforce.net/community/showpost.php?p=1581613&postcount=21
Forum: Traditional Aircraft Engines 01-09-2022, 04:07 PM
Replies: 31
Views: 4,574
Posted By johnbright
my Mike Busch notes

In case my Mike Busch notes are helpful.

https://docs.google.com/document/d/1GLOeiKppw0weBq4f0p5WtegCR661x6NDLiXFEpT3CH8/edit?usp=sharing
Forum: RV-6/6A 12-29-2021, 12:44 PM
Replies: 4
Views: 884
Posted By johnbright
RV-6:...

RV-6: https://drive.google.com/file/d/1MgaK-_dv-Y1kC1vrXnpfPOCJrxcVwa5g/view?usp=sharing

RV-7, 9: https://drive.google.com/file/d/1u37c6n3U8_CsKexsd8XafRVv8mqwsolc/view?usp=sharing
Forum: RV-14 12-23-2021, 03:17 PM
Replies: 69
Views: 32,583
Posted By johnbright
Earlier post in this thread:...

Earlier post in this thread: https://vansairforce.net/community/showpost.php?p=1485415&postcount=32
Forum: Glass Cockpit 12-19-2021, 01:53 PM
Replies: 9
Views: 1,082
Posted By johnbright
Does this...

Does this help?

http://www.aeroelectric.com/articles/minibus/minibus.html
Forum: Electrical Systems 11-29-2021, 09:51 PM
Replies: 17
Views: 3,157
Posted By johnbright
I use Autodesk Eagle, free edition

I use Autodesk Eagle, free edition. PDF examples in my files linked in my signature.
Forum: RV-6/6A 11-20-2021, 08:40 PM
Replies: 11
Views: 2,111
Posted By johnbright
RV-6 slider went to square side tubes maybe in...

RV-6 slider went to square side tubes maybe in 2001, same PN… WD-640. RV-7 uses WD-640 also per dog 42 R1 dated 2001.
Forum: RV General Discussion/News 11-09-2021, 04:15 PM
Replies: 3
Views: 1,701
Posted By johnbright
Vetterman install instructions and photos

Here (https://drive.google.com/drive/folders/11qJQcBr09BPa1q72-R2bjdCqUUpB-0tF?usp=sharing) are the Vetterman and Robins Wings (heat muff) install instructions I received and some photos to explain...
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