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Log in| Search found 258 matches |
| Author | Message |
|---|---|
 Topic: 240 VAC Motor Question |
|
| Bob McC Replies: 9 Views: 7744 |
 Forum: AeroElectric-List Posted: Fri Sep 14, 2018 8:08 am Subject: 240 VAC Motor Question |
| Both pictures were attached to the original post that I received.
Bob McC [quote] -------- |
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| Topic: Starting the Engine Reboots the EFIS |
|
| Bob McC Replies: 41 Views: 30903 |
Forum: AeroElectric-List Posted: Mon May 14, 2018 6:08 pm Subject: Starting the Engine Reboots the EFIS |
| Read the specifications carefully as the following statement from their specs might be an issue.
"Please note: the negative of input and output wiring cannot be common ground." Bob McC ... |
|
| Topic: Non-aero app: 120/240 AC through 24vdc switch? |
|
| Bob McC Replies: 0 Views: 2038 |
Forum: AeroElectric-List Posted: Wed Aug 23, 2017 7:39 pm Subject: Non-aero app: 120/240 AC through 24vdc switch? |
| The only function of a diode would be to explode when connected in either direction across the 240VAC
Bob McC [quote] -------- |
|
| Topic: Aircraft theft prevention? |
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| Bob McC Replies: 8 Views: 7647 |
Forum: AeroElectric-List Posted: Sun Aug 06, 2017 1:19 pm Subject: Aircraft theft prevention? |
| If you have mags, anyone can cut the "P" leads, hand prop the engine and fly away, regardless of anything you've done short of the prop chain idea so long as fuel is available. Maybe a hid ... | |
| Topic: Master contactor catch diode failure |
|
| Bob McC Replies: 17 Views: 12555 |
Forum: AeroElectric-List Posted: Tue Jun 27, 2017 11:53 am Subject: Master contactor catch diode failure |
| The most obvious answer is that the original diode was installed backwards. Maybe the supplied "packaged" assembly from Vans was incorrectly assembled under the heat shrink causing full batter ... | |
| Topic: Solder for Thermocouple splices |
|
| Bob McC Replies: 1 Views: 2346 |
Forum: AeroElectric-List Posted: Mon Jun 26, 2017 9:14 am Subject: Solder for Thermocouple splices |
| "Easy-flo 45" from Handy and Harman works well.
Bob McC [quote] -------- |
|
| Topic: com dual PWR/GND on two fuses? |
|
| Bob McC Replies: 13 Views: 9765 |
Forum: AeroElectric-List Posted: Tue Jun 20, 2017 5:25 am Subject: com dual PWR/GND on two fuses? |
| Correct. However the assumption must be made that the wire installed is adequate
for the intended task. My point was that if you've installed a 14ga wire you protect it with the appropriate fuse for ... |
|
| Topic: com dual PWR/GND on two fuses? |
|
| Bob McC Replies: 13 Views: 9765 |
Forum: AeroElectric-List Posted: Mon Jun 19, 2017 9:36 am Subject: com dual PWR/GND on two fuses? |
| Always bear in mind that the fuses are sized to protect the wire and what is connected at the other end (in this case your radio) has no influence on the fuse size used.
As long as the wires are a ... |
|
| Topic: Can Someone PLEASE Provide A Recommendation For A Plunger S |
|
| Bob McC Replies: 3 Views: 4159 |
Forum: AeroElectric-List Posted: Fri Jun 09, 2017 11:47 am Subject: Can Someone PLEASE Provide A Recommendation For A Plunger S |
| William;
Why the insistence on a "plunger" style where you need to be concerned with spring pressure and possibly weather resistance?? Why not take the earlier replies suggestion of an in ... |
|
| Topic: Tie wrapping connectors closed |
|
| Bob McC Replies: 2 Views: 3045 |
Forum: AeroElectric-List Posted: Fri May 19, 2017 4:49 pm Subject: Tie wrapping connectors closed |
| Sebastien;
Those are "standard" thermocouple plugs and sockets which are assembled using hollow tubular rivets. The installer in this case has taken advantage of those hollow rivets to sec ... |
|
| Topic: Starter Hesitation |
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| Bob McC Replies: 11 Views: 11704 |
Forum: AeroElectric-List Posted: Wed Mar 08, 2017 12:43 pm Subject: Starter Hesitation |
| David;
Sounds like a faulty starter switch/button which is not sending the "start" signal to the solenoid. If the start signal was going to the solenoid you'd at least have a ... |
|
| Topic: Reedswitch |
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| Bob McC Replies: 15 Views: 10930 |
Forum: AeroElectric-List Posted: Fri Feb 24, 2017 10:12 am Subject: Reedswitch |
| Wade;
The LED connected to the load as you describe only confirms that voltage is available at the load, not that the load is actually working. The read switch scenario confirms that current is be ... |
|
| Topic: Coaxial Cable |
|
| Bob McC Replies: 17 Views: 17548 |
Forum: AeroElectric-List Posted: Fri Feb 24, 2017 8:04 am Subject: Coaxial Cable |
| Charlie;
I've followed your many posts and generally "good opinions" on many subjects over a lengthy period of time and respect those opinions and advice, but in this case I'm curi ... |
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| Topic: Tie Wraps For Wire Bundles |
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| Bob McC Replies: 44 Views: 28317 |
Forum: AeroElectric-List Posted: Fri Feb 17, 2017 9:42 am Subject: Tie Wraps For Wire Bundles |
| [quote] -------- | |
| Topic: "slow blow" ? |
|
| Bob McC Replies: 3 Views: 3023 |
Forum: AeroElectric-List Posted: Mon Feb 13, 2017 12:44 pm Subject: "slow blow" ? |
| Ken;
Fuses are generally "faster" than breakers. "Slow blow" fuses will hold greater overloads for longer before melting, thus the term "slow to blow". They will stil ... |
|
| Topic: fluid level sensor |
|
| Bob McC Replies: 7 Views: 22053 |
Forum: AeroElectric-List Posted: Mon Feb 06, 2017 8:49 am Subject: fluid level sensor |
| Looking up the chemical resistance of the plastic from which this sensor is manufactured it appears to have excellent resistance to all forms of gasoline, benzine, astm fuels and astm oils as well as ... | |
| Topic: Why is this diode there ? |
|
| Bob McC Replies: 7 Views: 8351 |
Forum: AeroElectric-List Posted: Sat Feb 04, 2017 12:32 pm Subject: Why is this diode there ? |
| Wouldn't the diodes within the alternator serve the same purpose? You can't "back feed" the alternator (and thus the ammeter) as its internal diodes would prevent current in that direc ... | |
| Topic: Master contactor temp? |
|
| Bob McC Replies: 24 Views: 14702 |
Forum: AeroElectric-List Posted: Sat Jun 25, 2016 4:49 am Subject: Master contactor temp? |
| Contactors draw about 1 amp, so at 14 volts that's 14 watts of heat which needs to be dissipated. If you think about a 15 watt conventional light bulb being continuously illuminated then trying to hol ... | |
| Topic: finding the correct crimper |
|
| Bob McC Replies: 30 Views: 21348 |
Forum: AeroElectric-List Posted: Tue May 03, 2016 9:08 am Subject: finding the correct crimper |
| Stu;
If I interpret your explanation correctly, you're advocating trapping the insulation along with the wire strands in the wire part of the crimp?? If this is the case DO NOT DO IT. The wire pa ... |
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| Topic: carling s700 (another question) |
|
| Bob McC Replies: 2 Views: 3264 |
Forum: AeroElectric-List Posted: Sat Apr 30, 2016 12:59 pm Subject: carling s700 (another question) |
| Diagram “B” on the page you linked gives the operation you’ve described.
Bob McC From: owner-aeroelectric-list-server@matronics.com On Behalf Of John Tipt ... |
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