Search found 45 matches

by fadec
Sat May 14, 2005 4:17 pm
Forum: Technical/Operations
Topic: 747SP Reverser Question
Replies: 7
Views: 2630

RE: 747SP Reverser Question

Seen this one up close and personal... It is mearly an unpainted piece of the C-duct transition cowl that never made it to paint after installation. (it's only primer)

ps. seemed to be one tired little 747.

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by fadec
Sat May 14, 2005 3:59 pm
Forum: Technical/Operations
Topic: Strange Sensor On 747's?
Replies: 5
Views: 3297

RE: Strange Sensor On 747's?

Would you have a picture of the Apache with that "sensor"?

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by fadec
Thu May 12, 2005 3:10 am
Forum: Technical/Operations
Topic: B733 Part/vent.
Replies: 7
Views: 1734

RE: B733 Part/vent.

If it's behind the cargo pit door I would suspect an aux. fuel or water tank vent. If it's in front I would go with an aux. electronics cooling outflow valve. Though the normal small outflow valve is on the left side, (large main electronics outflow is on the belly just behind the access door) some ...

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by fadec
Thu May 12, 2005 2:34 am
Forum: Technical/Operations
Topic: What's In A Headset?
Replies: 3
Views: 2429

RE: What's In A Headset?

Try to find one with and highest quality padding for both the ears and head. Gel filled seems to be the most comfortable. Noise canceling headsets are a very good idea, but if you can not afford one look for the highest db rating. Then look for fit. They may look the same but once you have them on y...

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by fadec
Thu Apr 14, 2005 8:03 pm
Forum: Technical/Operations
Topic: A320 PTU Question
Replies: 22
Views: 21314

RE: A320 PTU Question

The reason it "barks" is because it switches on and off so quickly. As pressure drops it comes on just long enough to build the pressure back to 3000 psi. Once that is done it shuts off until the pressure drops again... in about 5-15 second intervals normally, depending on how good the pressure blee...

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by fadec
Thu Dec 23, 2004 5:37 am
Forum: Technical/Operations
Topic: Engine # Start
Replies: 19
Views: 3820

RE: Engine # Start

Not until the Parking Brake is set.

We have broken tow bars with both breaks set and not set. As long as hydraulic pressure is on "A" system and there is no input from the tiller the steering will go strait.

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by fadec
Wed Dec 22, 2004 6:31 am
Forum: Technical/Operations
Topic: What Plane Is This?
Replies: 16
Views: 4586

RE: What Plane Is This?

Oops, sorry my bad. Miss-read. :P

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by fadec
Wed Dec 22, 2004 6:04 am
Forum: Technical/Operations
Topic: What Plane Is This?
Replies: 16
Views: 4586

RE: What Plane Is This?

Sorry guys but I have to disagree with the type of aircraft and/or whom it belongs. I believe it is a 777 belonging to Continental Airlines. Look the vertical stab... it has the Continental livery and I think I can also see their name on the forward fuselage. Then the fuselage is WAY TOO <acronym ti...

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by fadec
Wed Dec 22, 2004 5:51 am
Forum: Technical/Operations
Topic: Engine # Start
Replies: 19
Views: 3820

RE: Engine # Start

We would start #2 first to insure there is no hydraulic power being supplied to the steering actuators. This is primarily a safety measure should you either forget to install the steering hydraulic bypass pin on the nose gear or if the bypass failed. On Boeings the normal breaks are run off the righ...

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by fadec
Wed Nov 17, 2004 6:29 am
Forum: Technical/Operations
Topic: Pama - Any Members Out Here
Replies: 5
Views: 2891

RE: Pama - Any Members Out Here

I couldn't find any when I was a member. It's one of the reasons I let it my membership laps. At the time you had to goto to their seminars and symposium's to get anything worth using. Granted this was some time ago. The only way to know for sure now is to contact PAMA themselves and ask what they o...

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by fadec
Mon Nov 15, 2004 7:10 pm
Forum: Technical/Operations
Topic: B747 Engine Maintenance Equipment?
Replies: 4
Views: 4760

RE: B747 Engine Maintenance Equipment?

Yip that's the boot strap FWD fitting. The AFT fitting is a two part one cable pulley system that is hung on the side of the engine and routed over the top through the pylon to the other side. At United we used a machine called a "Cobra" (mfg name). It is a hydraulic cradle type lift that raises the...

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by fadec
Mon Nov 15, 2004 6:49 pm
Forum: Technical/Operations
Topic: Rotor Wing - Engine Run
Replies: 14
Views: 3231

RE: Rotor Wing - Engine Run

A very basic way of looking at it.... Military= Pilots do the engine running and/or rotors turning for the vest majority. Very, very rare to see Mx doing a rotors turning run. Civilian= Mx can run, no special endorsement required. Still it is determined by individual company policies as to required ...

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by fadec
Wed Nov 10, 2004 8:17 pm
Forum: Technical/Operations
Topic: Pama - Any Members Out Here
Replies: 5
Views: 2891

RE: Pama - Any Members Out Here

I used to be a member. Though I've let it expire. They seem to be more organized in the training, legal and regulations aspects in the US. They also do a lot of good work when it comes to dealing with the FAA. I hear their symposium's and development workshops are pretty good. The fee's aren't bad, ...

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by fadec
Wed Nov 10, 2004 7:54 pm
Forum: Technical/Operations
Topic: Fall Protection -Mx Staff
Replies: 9
Views: 2727

RE: Fall Protection -Mx Staff

Normally you see full harness' for anything above 4' off the ground. Though just how this implemented differs from airline to airline. We have both lanyards and inertia reels that mount either to structure (man lift, scaffold, wing...) or via a surprisingly strong suction cup device that attaches to...

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by fadec
Wed Oct 27, 2004 4:06 am
Forum: Technical/Operations
Topic: B-52 Horizontal Take Off Alignment
Replies: 44
Views: 13323

RE: B-52 Horizontal Take Off Alignment

This is why I'm waiting for my friend to call me back. From there we might be able to get an exact angle which the anhedral is as designed. This way we will know not only the angle, but also, hopefully, the actual reference points which are used to measure that angle. <br><br>[Edited 2004-10-26 21:4...

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by fadec
Tue Oct 26, 2004 7:16 pm
Forum: Technical/Operations
Topic: B-52 Horizontal Take Off Alignment
Replies: 44
Views: 13323

RE: B-52 Horizontal Take Off Alignment

Yeah, I'm not going to give up that easily... this one is just buggin' me. I've been trying to find a picture of a B-52 with the shot strait on with a slight nose down attitude so as we can look strait down the cord of the wing as if there was no angle of incidence. These are the closest I can find ...

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by fadec
Tue Oct 26, 2004 3:51 am
Forum: Technical/Operations
Topic: B-52 Horizontal Take Off Alignment
Replies: 44
Views: 13323

RE: B-52 Horizontal Take Off Alignment

OK, I too give up. All your trying to do is pick a fight and I'm not going to waist any more time debating with an idiot. If you want to believe the B-52 is a dihedral wing design then so be it. Do realize if you bring this discussion up with others in the aviation community you will only show your ...

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by fadec
Mon Oct 25, 2004 3:26 pm
Forum: Technical/Operations
Topic: Whats With The Nose Gear
Replies: 6
Views: 4805

RE: Whats With The Nose Gear

I hade to blow this one up to full screen to get a good enough look! It looks to have something in front of the nose gear hiding it. Making it look even more weird then it really is. Other then that it's just simply one strange bird!

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by fadec
Mon Oct 25, 2004 3:19 pm
Forum: Technical/Operations
Topic: B-52 Horizontal Take Off Alignment
Replies: 44
Views: 13323

RE: B-52 Horizontal Take Off Alignment

"...Tell us how the picture would look different if the wing plane were perpendicular." Ask your self does this aircraft look to be in a left bank? Your turn Timz, explain to me how this aircraft can be in such a high angle left bank just off the ground to get the wing tip so far below the medial p...

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by fadec
Mon Oct 25, 2004 2:04 pm
Forum: Technical/Operations
Topic: Flt&Gnd Modus On The Pressurisation Panel Of B737
Replies: 2
Views: 6253

RE: Flt&Gnd Modus On The Pressurisation Panel Of B737

Close... it's pressurized to .125 psi (-200 ft.) max. on takeoff. Other then that you got it. Then during climb the controller is looking for 7.45 psi differential, and 7.80 psid at FL28. At 1000' below cruise the cruise relay is tripped and the controller holds at a constant isobaric psid (7.45psid...

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by fadec
Thu Oct 21, 2004 6:57 pm
Forum: Technical/Operations
Topic: B-52 Horizontal Take Off Alignment
Replies: 44
Views: 13323

RE: B-52 Horizontal Take Off Alignment

The wings are in fact anhedral. They merely "appear" to be in the same plane due to wing flex. Though the tips are flying higher during flight the wing root is still less then 90 deg.. As the aircraft fly's slower and lighter the tips will fly lower making the anhedral more apparent. Looking at the ...

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by fadec
Tue Oct 12, 2004 4:48 am
Forum: Technical/Operations
Topic: Strobe Lights.
Replies: 17
Views: 14261

RE: Strobe Lights.

Nav lights are required to be: left=red, right=green, aft=white Anti-collision beacons can be either red or white. (in the US at least) Position and strobe lights are all required to be white. You will normally see both nav lights and strobe lights contained in each wing tip. So, to answer your ques...

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by fadec
Mon Oct 11, 2004 5:03 pm
Forum: Civil Aviation
Topic: The Story Behind N275WA
Replies: 10
Views: 3792

RE: The Story Behind N275WA

Doh! Hate it when that happens! :P Normally the repairs aren't too bad. It all depends how hard the poor thing hit. Hopefully not very hard. The real hard part is getting the nose down without causing even more damage. We would normally use fuel tranfers and/or cargo winches to pull the cargo back i...

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by fadec
Mon Oct 11, 2004 4:26 pm
Forum: Technical/Operations
Topic: Strobe Lights.
Replies: 17
Views: 14261

RE: Strobe Lights.

The flashing sequence is determined by the strobe unit itself. It is controlled by a timer within each unit separately. The flashing rate is set up at the factory for each. Seeing all are powered up basically at the same time due their being off the same switch, all the strobes will follow a similar...

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by fadec
Tue Sep 21, 2004 5:53 am
Forum: Technical/Operations
Topic: Ice "from Airplane Toilet" Bombs Austrian Family
Replies: 11
Views: 4244

RE: Ice "from Airplane Toilet" Bombs Austrian Family

Yes, that is true. So don't be peeing down the sink! Big grin

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by fadec
Tue Sep 21, 2004 5:51 am
Forum: Technical/Operations
Topic: Airliner Nuclear Hardness?
Replies: 11
Views: 2927

RE: Airliner Nuclear Hardness?

<i>Hell, if the electronic emissions from a cellphone or a <acronym title="Alliance Air (India)">CD</acronym> player can cause an aircraft's instrumentation to go screwy, imagine what the EMP off an Nuclear bast will do.</i> Actually a little known secret is that cell phones and <acronym title="Alli...

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by fadec
Mon Sep 20, 2004 3:50 pm
Forum: Technical/Operations
Topic: Ice "from Airplane Toilet" Bombs Austrian Family
Replies: 11
Views: 4244

RE: Ice "from Airplane Toilet" Bombs Austrian Family

The chunk of ice probably was fairly big by time it departed the plane. The force of so many pounds of ice hitting the engine could have cracked a cone bolt/mount or even the nut that holds it all together. Then throw in the imbalance of loosing a few blades, which I'm sure they lost due to impact, ...

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by fadec
Mon Sep 20, 2004 2:33 pm
Forum: Technical/Operations
Topic: Why This Extra Engine?
Replies: 25
Views: 5390

RE: Why This Extra Engine?

<i>"What about the pilots? Can all 747 pilots ferry an engine or do they need special training?"</i> Not really sure, but I have seen several pilots refuse aircraft due to the pod being installed! They would come up with about any reason not to take the plane other then admit they were uncomfortable...

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by fadec
Mon Sep 20, 2004 2:20 pm
Forum: Technical/Operations
Topic: Aviation Fuel (Jet A1)
Replies: 21
Views: 24040

RE: Aviation Fuel (Jet A1)

As I worked for years as a fueler before going into maintenance I tried baking soda and lemon juice... neither worked as well as they say. The best was a good hand degreaser such as "Lava". You can also find other brands in auto repair supply shops. Though in the end you will smell for awhile, simpl...

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by fadec
Mon Sep 20, 2004 1:53 pm
Forum: Technical/Operations
Topic: Apprenticeship In Mechanics?
Replies: 3
Views: 1550

RE: Apprenticeship In Mechanics?

I wish you luck. Unfortunately that is all I can offer you. Only they will know if an apprentice is needed. As you are looking for apprenticeships, I'm assuming you don't have an A&P. If your currently in some kind of A&P school this would help matters only to a point. Because most museums don't eve...

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by fadec
Sun Aug 29, 2004 5:17 am
Forum: Technical/Operations
Topic: 747 Zero Fuel Weight?
Replies: 4
Views: 12265

RE: 747 Zero Fuel Weight?

If the max structural weight is exceeded things will get messy fast. In either cracks or popped rivets and so on. Even with center body gear, the weight on that gear can be exceeded with or with out fuel onboard. If you exceed that weight you also risk other damage. This does not only apply to the g...

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by fadec
Wed Aug 18, 2004 4:55 am
Forum: Technical/Operations
Topic: UAL 747-400 Nosewheel Design
Replies: 14
Views: 8416

RE: UAL 747-400 Nosewheel Design

Sometimes while at UAL we would think if the industry did it one way they would have to do it differently! We jokingly called it the "United Way". Though the wheels appear to be the same as thoughs on the classic 747 they are not. We separate the sizes between 1/200's and 400's. (ual didn't fly 300'...

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by fadec
Tue Jul 20, 2004 6:06 am
Forum: Technical/Operations
Topic: Addition Of Letter To Callsign
Replies: 10
Views: 4050

RE: Addition Of Letter To Callsign

There are no clear rules on how callsign's are assigned. They may use their flight number, rout identifier, registration number or even some other totally made up number. As long as nobody else has the same <acronym title="Normandie Aviation (France)">ID</acronym> they can use just about anything wi...

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by fadec
Mon Jul 19, 2004 10:03 am
Forum: Technical/Operations
Topic: Bulge On B737 Empennage Area
Replies: 19
Views: 5039

RE: Bulge On B737 Empennage Area

Vortex generators. They are there to "disturb" the boundary layer of air across the surface of the fuselage. This allows for better handling characteristic's across the flight surface roots and off the tail as the air departs the aircraft. Most commonly found on wing surfaces for the same reason. To...

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by fadec
Mon Jul 19, 2004 9:52 am
Forum: Technical/Operations
Topic: Why Main Landing Gear Is Tilted During The Landing
Replies: 35
Views: 27369

RE: Why Main Landing Gear Is Tilted During The Landing

My bet is that it was a little of both reasons. If one engineer said "I would like to induce this characteristic to soften the landing and make it more stable." Another says "I want it to be within this cg zone when retracted and in a different zone when extended to help stabilize the aircraft." Bot...

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by fadec
Mon Jul 19, 2004 9:18 am
Forum: Technical/Operations
Topic: Bulge On B737 Empennage Area
Replies: 19
Views: 5039

RE: Bulge On B737 Empennage Area

An interesting bulge indeed! It appears to be the lower aft spar fitting. After looking around I noticed it's only on the older models. (-2xx-3xx-4xx-5xx) The "next generation" 737's have smooth stabs.

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by fadec
Sat Jul 10, 2004 4:45 pm
Forum: Technical/Operations
Topic: KLM 739 Window Arrangement?
Replies: 2
Views: 1988

RE: KLM 739 Window Arrangement?

My only guess would be there is either galley or lav in that position. There is no real standard as to how each airline configures their cabins. What I notice more though is the tug towing the aircraft!  <img src="/discussions/graphics/smile.gif" ALT="Smile"> We never had one that small that co...

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by fadec
Sat Jul 10, 2004 4:17 pm
Forum: Technical/Operations
Topic: Where Are Overwing Exits Stored?
Replies: 25
Views: 10947

RE: Where Are Overwing Exits Stored?

Yes, the 757 is the same as the 767 with the squibs in the spoilers. They prefer explosives over normal hydraulic or electric power due the speed of retraction that is required. The time between the slide being deployed and it being on top of the spoiler panel is less then two seconds on average. Th...

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by fadec
Sat Jul 03, 2004 9:36 am
Forum: Technical/Operations
Topic: IL-62 Thrust Reversers
Replies: 14
Views: 6645

RE: IL-62 Thrust Reversers

Sorry, didn't mean to sound rude. I mis-understood the context of your reply.

Glad to see the info helped.  Smile

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by fadec
Sat Jul 03, 2004 9:00 am
Forum: Technical/Operations
Topic: IL-62 Thrust Reversers
Replies: 14
Views: 6645

RE: IL-62 Thrust Reversers

"In the Citation you will loose control if you don't get it stowed." The Il-62 not a Citation! Length, weight and center of gravity are huge factors when yaw and controllability are involved. The Citation is very light and very short with the center of gravity close to the center of thrust. The rati...

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by fadec
Sat Jun 26, 2004 5:36 pm
Forum: Technical/Operations
Topic: What Exactly Is "hush Kitted"?
Replies: 7
Views: 8291

RE: What Exactly Is "hush Kitted"?

The basic concept of the Hush Kit is to cool the exhaust gases as they leave the engine so as to reduce the "shock" of the hot gases meeting the cold air. This is the same noise that you hear with lightning. With the hot air expanding to the cold air so fast it makes a booming noise. This is because...

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by fadec
Sat Jun 26, 2004 4:47 pm
Forum: Technical/Operations
Topic: Brake Fans
Replies: 13
Views: 8011

RE: Brake Fans

Some do, some don't. It all depends on the airline, and if they think they are worth it.

The majority don't use them. Normally because of weight and cost to maintain. I can say we hated seeing them... they were total pain to work with.

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by fadec
Sat Jun 26, 2004 4:42 pm
Forum: Technical/Operations
Topic: Recirculating Lavatory = Blue Water?
Replies: 24
Views: 17513

RE: Recirculating Lavatory = Blue Water?

It all depends if they use a vacuum system or not. If not they are all recirculated blue juice. Everything is held just under the toilet in a storage tank. The vacuum systems use potable water with a small amount of blue juice in the tank as a "pre-charge". These vacuum systems allow them to remotel...

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by fadec
Sun Jun 20, 2004 2:04 pm
Forum: Civil Aviation
Topic: What Does UAL Do With All Of Those Widebodies?
Replies: 7
Views: 3907

RE: What Does UAL Do With All Of Those Widebodies?

The 767's are now the main charter filler and along with the 747's and 777 are the long haul international and hub route aircraft. All these are normally full and fill a need for mass transit. 767's and 777's primarily are on the Atlantic routes and 777's and 747's are in the pacific. All of which a...

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by fadec
Sun Jun 20, 2004 1:37 pm
Forum: Aviation Photography
Topic: My Scanner Sucks And The Print Doesn't Help Any!
Replies: 9
Views: 3873

RE: My Scanner Sucks And The Print Doesn't Help Any!

I think Kinko's also may be able to help you. Or even better yet, your local photo shop should have the equipment to scan your negs to digital media.

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