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Search: Posts Made By: madrock
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Forum: Rotorheads
6th Jan 2010, 02:21
Replies: 1,141
Views: 340,518
Posted By madrock

from The Canadian Press today (Telegram online)

"The families of passengers who died in the crash of a Sikorsky helicopter off the coast of Newfoundland last year, as well as the sole survivor of the tragedy, have reached a settlement in their...
Forum: Rotorheads
30th Dec 2009, 02:00
Replies: 1,141
Views: 340,518
Posted By madrock

from the 2009 December 21st (effective date) AD :

"
SUPPLEMENTARY INFORMATION: This amendment adopts a new AD for the Sikorsky Model S-92A helicopters. This action requires a one-time visual inspection of the MGB lube system filter assembly for oil...
Forum: Rotorheads
2nd Dec 2009, 12:16
Replies: 1,141
Views: 340,518
Posted By madrock

Has the cause of the cracks appearing in the MGB...

Has the cause of the cracks appearing in the MGB mounting feet been determined yet ?
Forum: Rotorheads
24th Nov 2009, 22:52
Replies: 1,141
Views: 340,518
Posted By madrock

One of the lingering issues following on the...

One of the lingering issues following on the March accident seems to be why, after the Broome incident, was there such an apparent delay allowed before the problem had to be addressed in the field by...
Forum: Rotorheads
24th Nov 2009, 15:27
Replies: 1,141
Views: 340,518
Posted By madrock

victorpapa, Not a stupid question, in fact...

victorpapa,

Not a stupid question, in fact very pertinent as to concerns over how these probability calculations are done.

If you do a calculation prior to entry into service, then in...
Forum: Rotorheads
24th Nov 2009, 11:54
Replies: 1,141
Views: 340,518
Posted By madrock

Sven, A Sikorsky rep. was recently...

Sven,



A Sikorsky rep. was recently quoted ""Analysis shows the aircraft can operate safely for a minimum of 10 hours, even assuming a full mount fracture and resulting worst-case stresses "...
Forum: Rotorheads
23rd Nov 2009, 18:50
Replies: 1,141
Views: 340,518
Posted By madrock

DCVC Glad to hear it, because waiting for...

DCVC
Glad to hear it, because waiting for regulators is pointless.

VL


Well I guess then 20 years ago they thought it was technically feasible but very little has happened since. And if...
Forum: Rotorheads
23rd Nov 2009, 02:52
Replies: 1,141
Views: 340,518
Posted By madrock

Couldn't the oil companies take on the leadership...

Couldn't the oil companies take on the leadership role here ? They're the biggest, richest, most powerfull lobby group on the planet - since when if they really want something do they sit back and...
Forum: Rotorheads
18th Nov 2009, 20:14
Replies: 1,141
Views: 340,518
Posted By madrock

JimL : Extremely remote events are not...

JimL :

Extremely remote events are not expected to occur during the total operational life of a random single rotorcraft of a particular type,but may occur a few times during the total...
Forum: Rotorheads
18th Nov 2009, 03:28
Replies: 1,141
Views: 340,518
Posted By madrock

I think by now we can all understand that the...

I think by now we can all understand that the "extremely remote" issue cannot be definitively cleared up either way, as there is no wording regarding context in the regulation,e.g. remote when...
Forum: Rotorheads
8th Nov 2009, 16:46
Replies: 1,141
Views: 340,518
Posted By madrock

frequency-occurance-consequence

The first cracks in the MRGB mounting feet were noticed 10 months ago. Since then, it has happened not once, or twice, or six times, it's happened a lot. Tight inspection and replacement schedule of...
Forum: Rotorheads
14th Jul 2009, 02:12
Replies: 1,141
Views: 340,518
Posted By madrock

To be fair I think the TSB is focusing on the...

To be fair I think the TSB is focusing on the right things, according to the items being reviewed/investigated (from the last TSB report) :

The reason the recorder stopped remains under...
Forum: Rotorheads
11th Apr 2009, 00:56
Replies: 1,141
Views: 340,518
Posted By madrock

The Black Hawk refers to run dry for 30 minutes...

The Black Hawk refers to run dry for 30 minutes at cruise power (in the RFM), the S-92 transmission is bigger and better, and will be fitted as-is onto the Hawks as future upgrades but has no run...
Forum: Rotorheads
9th Apr 2009, 18:13
Replies: 1,141
Views: 340,518
Posted By madrock

St.John’s - The Telegram, Wednesday April 8th : ...

St.John’s - The Telegram, Wednesday April 8th :
“ “No such “run dry” requirement, as described in media reports, exists for civil certified rotorcraft”, said Sikorsky in a statement released late...
Forum: Rotorheads
9th Apr 2009, 01:39
Replies: 1,141
Views: 340,518
Posted By madrock

"This obviously leads to the question of how...

"This obviously leads to the question of how remote this occurrence might be. To my knowledge, only Sikorsky and the certifying authority can answer this question."

God I hope not !!

Hopefully...
Forum: Rotorheads
8th Apr 2009, 02:09
Replies: 1,141
Views: 340,518
Posted By madrock

Quote : So my question (the one nobody is...

Quote :
So my question (the one nobody is asking) is: Does the H-60 really have 30-minute run-dry capability? Or is that all crap too?

FH1100Pilot - I'll betcha' US$1 there'll be one very...
Forum: Rotorheads
7th Apr 2009, 19:23
Replies: 1,141
Views: 340,518
Posted By madrock

hubris : Overbearing pride or presumption;...

hubris :

Overbearing pride or presumption; arrogance: “There is no safety in unlimited technological hubris” (McGeorge Bundy).
Forum: Rotorheads
30th Mar 2009, 19:11
Replies: 1,141
Views: 340,518
Posted By madrock

What is the intent of putting in place...

What is the intent of putting in place Regulations like FAR29 (specifically Section 29.927) that set minimum standards other than to ensure a certain (sometimes critical in the case of MGB)...
Forum: Rotorheads
26th Mar 2009, 16:56
Replies: 1,141
Views: 340,518
Posted By madrock

Canada TSB Update S92 Accident

TSB just announced that on descent, zero MGB pressure at 5700'. Full timeline from information available will be published by TSB today.
Power supply to CVR/FDR interrupted at 800', no data from...
Forum: Rotorheads
24th Mar 2009, 17:00
Replies: 1,141
Views: 340,518
Posted By madrock

The exact sequence of events from this latest...

The exact sequence of events from this latest tragedy will no doubt illuminate one or more probable cause/effect scenarios - and as always there will be some recommendations following. The question...
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