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Search: Posts Made By: HLCPTR
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Forum: Rotorheads
17th Apr 2018, 22:23
Replies: 464
Views: 181,341
Posted By HLCPTR

This is only speculation in this case, but I know...

This is only speculation in this case, but I know from past experience that a major manufacturer is likely to attempt to spread the blame in an effort to reduce their own liability exposure. The...
Forum: Rotorheads
23rd Apr 2017, 02:37
Replies: 1,887
Views: 1,101,801
Posted By HLCPTR

All values (Ng, Tq, ITT, Nf, Nr) are recorded and...

All values (Ng, Tq, ITT, Nf, Nr) are recorded and can be downloaded from the CMC and the engine DCU. The maintenance manuals contain charts which show the relative severity of any exceedance and the...
Forum: Rotorheads
24th Mar 2017, 01:27
Replies: 877
Views: 451,876
Posted By HLCPTR

The AW139 Hover Mode does NOT hold a GPS or FMS...

The AW139 Hover Mode does NOT hold a GPS or FMS position. It is a velocity reference. If you have selected "0 velocity" and you drift (such as due to cross wind) it does not return you to the...
Forum: Rotorheads
14th Mar 2017, 13:39
Replies: 23
Views: 9,542
Posted By HLCPTR

TB, The system is designed to prevent a major...

TB,
The system is designed to prevent a major overtorque but, by allowing the Nr to droop that low, you put the aircraft in a critical condition. Although EEC fuel scheduling is designed to provide...
Forum: Rotorheads
10th Mar 2017, 17:42
Replies: 58
Views: 10,550
Posted By HLCPTR

Use thumb and two fingers on cyclic. Rest your...

Use thumb and two fingers on cyclic. Rest your forearm on your leg/knee. Move your wrist, not your arm.
Forum: Rotorheads
10th Mar 2017, 13:26
Replies: 23
Views: 9,542
Posted By HLCPTR

I guess that means I won't have to see your ugly...

I guess that means I won't have to see your ugly mug for a while then.

What a relief! :-)
Forum: Rotorheads
10th Mar 2017, 12:11
Replies: 23
Views: 9,542
Posted By HLCPTR

212 - You are correct. The issue is that...

212 - You are correct.

The issue is that when the operator uses too much collective (power demand beyond what 70/70 % PI can deliver), the Nr droops. When Nr gets below 87%, OEI TRNG is...
Forum: Rotorheads
9th Mar 2017, 16:44
Replies: 23
Views: 9,542
Posted By HLCPTR

The OP did not give enough information to answer...

The OP did not give enough information to answer his question.

Was the PI spike on both engines or just one side?
Was OEI TRNG manually deselected or did it do it on its own?
What was the Nr...
Forum: Rotorheads
6th Mar 2017, 19:32
Replies: 15
Views: 3,219
Posted By HLCPTR

I love this part: <mental image of...

I love this part:




<mental image of "The Birds">

Shudder! :ooh:
Forum: Rotorheads
16th Feb 2017, 22:31
Replies: 1,887
Views: 1,101,801
Posted By HLCPTR

True. It seems to me that the only operators who...

True. It seems to me that the only operators who fly with it ON all the time either don't fully understand this function or see it as protection from major overtorque. If you fly within the RFM...
Forum: Rotorheads
16th Feb 2017, 14:16
Replies: 1,887
Views: 1,101,801
Posted By HLCPTR

The TQ Limiter logic is the same regardless of...

The TQ Limiter logic is the same regardless of AEO or OEI.
It limits total Tq to 228% PI - Logically, that means 114%/114% max PI.
IF AEO, once you reach the 228 total, the Nr will droop since the...
Forum: Rotorheads
16th Feb 2017, 01:31
Replies: 1,887
Views: 1,101,801
Posted By HLCPTR

What I would like to hear is why they believe...

What I would like to hear is why they believe they should fly with it ON.
Forum: Rotorheads
1st Jan 2017, 14:48
Replies: 46
Views: 17,291
Posted By HLCPTR

How time flies..... In those days, those...

How time flies.....

In those days, those contraptions were "computers". Today's techies would probably not recognize them as such. :8

Today's systems are a whole new story.
Forum: Rotorheads
1st Jan 2017, 11:59
Replies: 46
Views: 17,291
Posted By HLCPTR

My (tongue in cheek) definition of PADEC was not...

My (tongue in cheek) definition of PADEC was not related to computer malfunctions but to the occasional pilot "malfunction" in mishandling the manual back-up and exceeding an engine limitation in the...
Forum: Rotorheads
31st Dec 2016, 23:11
Replies: 46
Views: 17,291
Posted By HLCPTR

From various technical sources: WHAT IS...

From various technical sources:

WHAT IS FADEC?
To be a true, 100%, Full Authority Digital Engine Control, there must not be any form of manual override available. This literally places full...
Forum: Rotorheads
31st Dec 2016, 16:46
Replies: 46
Views: 17,291
Posted By HLCPTR

PADEC.... Pilot Actuated Destructive Engine...

PADEC....

Pilot Actuated Destructive Engine Control. :ok:
Forum: Rotorheads
31st Dec 2016, 15:40
Replies: 46
Views: 17,291
Posted By HLCPTR

Exactly. S76B is not FADEC since it has...

Exactly.

S76B is not FADEC since it has manual back-up.

I do not know of any PT-6 with FADEC but welcome information on one which is.
Forum: Rotorheads
31st Dec 2016, 13:47
Replies: 46
Views: 17,291
Posted By HLCPTR

FADEC is one of those functions which is commonly...

FADEC is one of those functions which is commonly misunderstood. In spite of what some manufacturer advertising brochures seem to say, many supposedly FADEC-equipped helicopters are not, which...
Forum: Rotorheads
17th Nov 2016, 20:10
Replies: 69
Views: 11,990
Posted By HLCPTR

50 years as of last month. Semi-retired.

50 years as of last month. Semi-retired.
Forum: Rotorheads
12th Jul 2016, 14:16
Replies: 108
Views: 70,612
Posted By HLCPTR

Ah, yes.... "Helicopter 12345, reduce...

Ah, yes....

"Helicopter 12345, reduce airspeed 20 kts for the Lear on final two miles ahead."
Forum: Rotorheads
25th May 2016, 21:48
Replies: 1,949
Views: 1,580,831
Posted By HLCPTR

Lonewolf - Excellent post.

Lonewolf - Excellent post.
Forum: Rotorheads
8th May 2016, 23:11
Replies: 23
Views: 7,686
Posted By HLCPTR

That accident happened in central NJ. The rumor...

That accident happened in central NJ. The rumor was floated that he misjudged his altitude in the loop due to the much shorter "scrub" pine in that area as opposed to the much taller pine in Germany.
Forum: Rotorheads
5th May 2016, 22:50
Replies: 23
Views: 7,686
Posted By HLCPTR

This video dates back to the mid-70s. The...

This video dates back to the mid-70s. The aircraft was a production model with no modifications. It was flown by one of MBB's test pilots. Unfortunately, I forget his name. He did a number of...
Forum: Rotorheads
28th Mar 2016, 14:52
Replies: 590
Views: 204,225
Posted By HLCPTR

http://jeffbaij.com/blog/images/deadhorse.gif...

http://jeffbaij.com/blog/images/deadhorse.gif...
Forum: Rotorheads
25th Mar 2016, 16:18
Replies: 590
Views: 204,225
Posted By HLCPTR

Then may I respectfully suggest that if you have...

Then may I respectfully suggest that if you have a point to make, that you make it clearly and specifically. Multiple rambling posts, hinting at unseen/hidden agendas and issues which only you...
Forum: Rotorheads
24th Mar 2016, 14:27
Replies: 590
Views: 204,225
Posted By HLCPTR

Unfortunately, all this talk of "behind the...

Unfortunately, all this talk of "behind the curtain" is starting to look too much like a conspiracy theory. It serves no purpose to speculate, especially when hints of hidden agendas are mentioned....
Forum: Rotorheads
11th Feb 2016, 21:09
Replies: 171
Views: 149,675
Posted By HLCPTR

Then I would suspect that your national regulator...

Then I would suspect that your national regulator might not certify the aircraft if it insists on that amount following an engine failure.
Forum: Rotorheads
11th Feb 2016, 18:38
Replies: 171
Views: 149,675
Posted By HLCPTR

As I said: Baring some significant other...

As I said:
Baring some significant other problem.

More fuel is always better than less if you have the power to haul it around and you can use it. But ultimately, this configuration is...
Forum: Rotorheads
11th Feb 2016, 16:29
Replies: 171
Views: 149,675
Posted By HLCPTR

[Let's see....OEI cruise fuel burn 300 Kgs/hr,...

[Let's see....OEI cruise fuel burn 300 Kgs/hr, fuel below the flange 228 kgs.....math is sure not my strong suit but I'm pretty sure that is not 20 mins.].

Sorry, early morning brain fade on the...
Forum: Rotorheads
11th Feb 2016, 11:55
Replies: 590
Views: 204,225
Posted By HLCPTR

"Run dry" is simply a common term for losing oil...

"Run dry" is simply a common term for losing oil pressure or volume. The MGB still has residual oil in it. When they tested the 139, it was run to operating temp, then the oil was dumped. Power...
Forum: Rotorheads
11th Feb 2016, 11:42
Replies: 171
Views: 149,675
Posted By HLCPTR

Why this concern about OEI and the unusable fuel...

Why this concern about OEI and the unusable fuel on the failed side?

If you are OEI, the good engine gets what it needs. You actually have better fuel endurance since only one engine is running....
Forum: Rotorheads
11th Feb 2016, 03:31
Replies: 171
Views: 149,675
Posted By HLCPTR

If there are no boost pumps, there is no need for...

If there are no boost pumps, there is no need for a crossfeed.
Forum: Rotorheads
10th Feb 2016, 22:18
Replies: 171
Views: 149,675
Posted By HLCPTR

[Not sure what you mean by 200 liters you can't...

[Not sure what you mean by 200 liters you can't use. ]

There are no boost pumps in the 169. If you lose an engine, there is nothing to pump/suck the fuel out of the failed side tank once it...
Forum: Rotorheads
8th Feb 2016, 21:50
Replies: 14
Views: 5,715
Posted By HLCPTR

It does not appear to have any kind of...

It does not appear to have any kind of "Experimental" marking which I would think would be required for flight.
Forum: Rotorheads
7th Feb 2016, 13:14
Replies: 11
Views: 8,546
Posted By HLCPTR

Dosed anyone know of any new rotorcraft which...

Dosed anyone know of any new rotorcraft which hasn't had some early teething problems?

Why does any operator buy into a new design? Generally, expected competitive or performance advantage.
...
Showing results 1 to 35 of 106
 


 
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