Random facts about planes..

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Ginetta G15 Girl

3,220 posts

185 months

Thursday 13th April 2017
quotequote all
Eric Mc said:
Ah - the old AF/TR/BF routine.

Was that Abbot and Costello?
AF = After Flight Servicing

BF = Before Flight Servicing

TR = Turnround Servicing.

Each had a certain validity in terms of time before having to be re-done.

IIRC an AF was valid for a calendar week as long as the a/c didn't fly, a BF and TR were valid for 12 hrs.

It was something that you checked as a Captain before signing the MOD Form 700 (the a/c logbook) to show that you accepted the a/c and were prepared to go and commit aviation.

tt601

218 posts

176 months

Thursday 13th April 2017
quotequote all
greghm said:
Speaking about the Concorde, has anyone flown in it ? how much was a ticket back in the pre 2003 days ?
I went on it in the April before it crashed in the July that year (2000 I think) cost c£1300 to go from Heathrow to New York. Three nights in Plaza hotel and back in a normal jet.

Did it over Easter , came back tues and didn't have day off work. Landed c 6 am drove to Bristol and straight into work!

Markbarry1977

4,092 posts

104 months

Thursday 13th April 2017
quotequote all
Ginetta G15 Girl said:
Markbarry1977 said:
Used for sextant readings perhaps, the nimrod r1 derived from the commet had 1 on the flight deck. We used to have to check its serviceability as part of the AF/TR/BF routine.
The 'sun gun' (sextant port) on Nimrod MR2 was in the vestibule area aft of the flight deck ie outside (aft of) the flight deck door in the area abeam the WC.
Yes but I worked r1 and the bog was in the very back. In fact I have flown on both variants (but only worked r1, flew back on a compassionate from Oman on a frame change on an mr2) They were vastly different inside. Although the more I think about it the sextant was inside the flight deck on the R1 variant but alas I left the nimrod fleet in approx 2006/7 so I suppose they could be above the aircraft battery location (behind the front door on the r1).

My memory of it is not that accurate.

Edited by Markbarry1977 on Thursday 13th April 20:33

eccles

13,745 posts

223 months

Thursday 13th April 2017
quotequote all
Markbarry1977 said:
Eric Mc said:
Markbarry1977 said:
JuniorD said:
what about the periscopes on DC9, DC10 and 737 (maybe others too,)
Used for sextant readings perhaps, the nimrod r1 derived from the commet had 1 on the flight deck. We used to have to check its serviceability as part of the AF/TR/BF routine.
Ah - the old AF/TR/BF routine.

Was that Abbot and Costello?
? Sorry mate lost me on that one.
It's Eric being deliberately obtuse.
You've made the cardinal sin of using abbreviations, and Eric hates them.
Despite being an aviation fan for more years than many of us have been alive, and being able to spout all sorts of random facts at the drop of a hat, Eric seems to be unable to remember any abbreviation at all when it comes to aviation, and instead of just quietly googling it, makes the point that he's no idea what you mean unless you translate it for him.

227bhp

10,203 posts

129 months

Thursday 13th April 2017
quotequote all
IanH755 said:
A RAF Merlin helicopter can take off, fly to a destination, hover into wind and stop 20ft above the ground all automatically without the pilots ever touching the flying controls.

Once the helicopter is ready to fly the pilots are only "needed" (by the aircraft) to push the "take-off" button at the start, push the "I agree for the helicopter to descend from 60ft to 20ft" button and finally to push the collective down for the last 20ft (which has to be done by a human for safety) at the end.

Pretty amazing when you think about it!

Edited by IanH755 on Tuesday 11th April 15:34
Reading the thread title would be pretty amazing.

Markbarry1977

4,092 posts

104 months

Thursday 13th April 2017
quotequote all
eccles said:
Markbarry1977 said:
Eric Mc said:
Markbarry1977 said:
JuniorD said:
what about the periscopes on DC9, DC10 and 737 (maybe others too,)
Used for sextant readings perhaps, the nimrod r1 derived from the commet had 1 on the flight deck. We used to have to check its serviceability as part of the AF/TR/BF routine.
Ah - the old AF/TR/BF routine.

Was that Abbot and Costello?
? Sorry mate lost me on that one.
It's Eric being deliberately obtuse.
You've made the cardinal sin of using abbreviations, and Eric hates them.
Despite being an aviation fan for more years than many of us have been alive, and being able to spout all sorts of random facts at the drop of a hat, Eric seems to be unable to remember any abbreviation at all when it comes to aviation, and instead of just quietly googling it, makes the point that he's no idea what you mean unless you translate it for him.
Well for Eric then

AF = After Flight
BF = Before Flight
TR = Turnaround

These are types of serviceing carried out frequently on an aircraft to ensure it is safe for storage/work or flight. They involve multiple tasks such as opening/closing circuit breakers, check oil/fuel/gas levels, visual inspections of specified items etc as laid out in the aircraft servicing manual.

Eric Mc

122,107 posts

266 months

Thursday 13th April 2017
quotequote all
Ginetta G15 Girl said:
AF = After Flight Servicing

BF = Before Flight Servicing

TR = Turnround Servicing.

Each had a certain validity in terms of time before having to be re-done.

IIRC an AF was valid for a calendar week as long as the a/c didn't fly, a BF and TR were valid for 12 hrs.

It was something that you checked as a Captain before signing the MOD Form 700 (the a/c logbook) to show that you accepted the a/c and were prepared to go and commit aviation.
Many thanks.

Eric Mc

122,107 posts

266 months

Thursday 13th April 2017
quotequote all
Markbarry1977 said:
Well for Eric then

AF = After Flight
BF = Before Flight
TR = Turnaround

These are types of serviceing carried out frequently on an aircraft to ensure it is safe for storage/work or flight. They involve multiple tasks such as opening/closing circuit breakers, check oil/fuel/gas levels, visual inspections of specified items etc as laid out in the aircraft servicing manual.
Thank you.

I am grateful - despite what others may say.

JuniorD

8,633 posts

224 months

Thursday 13th April 2017
quotequote all
Markbarry1977 said:
JuniorD said:
what about the periscopes on DC9, DC10 and 737 (maybe others too,)
Used for sextant readings perhaps, the nimrod r1 derived from the commet had 1 on the flight deck. We used to have to check its serviceability as part of the AF/TR/BF routine.
Or simply checking that the landing gear is down

anonymous-user

55 months

Friday 14th April 2017
quotequote all
nonsequitur said:
I was most surprised, on a visit to the flight deck, BOAC Boeing 707, that the First Officer was using a sextant. It was between Tokyo and Honolulu.
This was circa 1969. We arrived safely in Hawaii.
How fabulous. Was there a sextant port with averaging mechanism and timer etc like this.




Or was he/she just holding a nautical sextant up to the window? (Does that even work)

Eric Mc

122,107 posts

266 months

Friday 14th April 2017
quotequote all
Apollo also used a sextant -


Boatbuoy

1,941 posts

163 months

Friday 14th April 2017
quotequote all
In the same vein, the SR-71 also navigated by the stars:

https://airandspace.si.edu/collection-objects/sr-7...

texaxile

3,301 posts

151 months

Friday 14th April 2017
quotequote all
I recall, with slight embarassment that on a Lockheed Tristar there were 5 toilets at the rear of the plane. They could be opened from the outside by using the end of a teaspoon which fitted into a small slot on the plastic "occupied" sign above the handle.

I managed to find this out by locking myself in one of the toilets deliberately after a fight with my older brother on what seemed like a 2 day flight to Muscat via everywhere except Muscat itself. After I'd been sat in the toilet for about half an hour a Hostess opened the door and took me up to the cockpit, where I was told off by the Captain but allowed to stay and watch for a while but told "Not to touch anything".



yellowjack

17,082 posts

167 months

Friday 14th April 2017
quotequote all
eccles said:
Markbarry1977 said:
Eric Mc said:
Markbarry1977 said:
JuniorD said:
what about the periscopes on DC9, DC10 and 737 (maybe others too,)
Used for sextant readings perhaps, the nimrod r1 derived from the commet had 1 on the flight deck. We used to have to check its serviceability as part of the AF/TR/BF routine.
Ah - the old AF/TR/BF routine.

Was that Abbot and Costello?
? Sorry mate lost me on that one.
It's Eric being deliberately obtuse.
You've made the cardinal sin of using abbreviations, and Eric hates them.
Despite being an aviation fan for more years than many of us have been alive, and being able to spout all sorts of random facts at the drop of a hat, Eric seems to be unable to remember any abbreviation at all when it comes to aviation, and instead of just quietly googling it, makes the point that he's no idea what you mean unless you translate it for him.
It might be a bit "sad" but I saw Eric's post and thought immediately of this sketch...

https://www.youtube.com/watch?v=kTcRRaXV-fg

...and I wasn't born until the 1970s.

Eric Mc

122,107 posts

266 months

Friday 14th April 2017
quotequote all
I also like this routine -

https://www.youtube.com/watch?v=G_Sy6oiJbEk

A lost art.

yellowjack

17,082 posts

167 months

Friday 14th April 2017
quotequote all
Eric Mc said:
I also like this routine -

https://www.youtube.com/watch?v=G_Sy6oiJbEk

A lost art.
This is some tangent we're taking this thread away on Eric! But as much as I love old Abbott & Costello stuff, I never really 'got' the Marx Brothers in the same way.

I've got no "random facts about aeroplanes" to add, so I'll leave it to someone else to get the thread back on track...

wink

eccles

13,745 posts

223 months

Friday 14th April 2017
quotequote all
yellowjack said:
Eric Mc said:
I also like this routine -

https://www.youtube.com/watch?v=G_Sy6oiJbEk

A lost art.
This is some tangent we're taking this thread away on Eric! But as much as I love old Abbott & Costello stuff, I never really 'got' the Marx Brothers in the same way.

I've got no "random facts about aeroplanes" to add, so I'll leave it to someone else to get the thread back on track...

wink
To get it back on track, coffee is quite corrosive to aircraft.

Eric Mc

122,107 posts

266 months

Friday 14th April 2017
quotequote all
As was nicotine.

There was also a BEA Vanguard crash in Belgium which was attributed to corrosion to the rear pressure bulkhead due to toilet leaks.

Dr Jekyll

23,820 posts

262 months

Friday 14th April 2017
quotequote all
yellowjack said:
This is some tangent we're taking this thread away on Eric! But as much as I love old Abbott & Costello stuff, I never really 'got' the Marx Brothers in the same way.

I've got no "random facts about aeroplanes" to add, so I'll leave it to someone else to get the thread back on track...

wink
You are connected though to the random fact that the predecessors of the Red Arrows was called the YellowJacks.


Eric Mc

122,107 posts

266 months

Friday 14th April 2017
quotequote all
You having problems with pictures too?