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Search: Posts Made By: Collective Bias
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Forum: Rotorheads
27th May 2018, 20:43
Replies: 1,327
Views: 374,706
Posted By Collective Bias

As long you are not engine limited, you should...

As long you are not engine limited, you should have more power available with 107%. (The old horsepower formula.) But the blade profile might be more efficient at 100%.

CB
Forum: Rotorheads
17th Mar 2014, 19:15
Replies: 1,327
Views: 374,706
Posted By Collective Bias

Less capacity on C++ inverters, but full...

Less capacity on C++ inverters, but full redundancy on the 26 VAC bus:ok: Not like C+ where a stepdown transducer failure looses one 26 VAC bus.:{


CB
Forum: Rotorheads
16th Mar 2014, 15:04
Replies: 1,327
Views: 374,706
Posted By Collective Bias

There are different inverters in C+ and C++, they...

There are different inverters in C+ and C++, they might have different sensitivity for voltage spikes during starting?

CB
Forum: Rotorheads
5th Mar 2012, 15:58
Replies: 1,327
Views: 374,706
Posted By Collective Bias

RAD ALT hold on the S76 is not very good, and if...

RAD ALT hold on the S76 is not very good, and if you read through the manual I think it says that it is only demonstrated to sea state 3, or something close to that. When you really need the system,...
Forum: Rotorheads
3rd Mar 2012, 19:58
Replies: 1,327
Views: 374,706
Posted By Collective Bias

You can also use the FF charts from the C model,...

You can also use the FF charts from the C model, same engine but a slightly more HP consuming MGB so you will have margins.


CB
Forum: Rotorheads
9th Jan 2011, 18:27
Replies: 1,327
Views: 374,706
Posted By Collective Bias

There are many areas to look into. I would...

There are many areas to look into.

I would start with checking the collective force with hydraulics in a hangar, with and without the anticipator cable (the one that runs to the FCU) attached....
Forum: Rotorheads
3rd Nov 2007, 14:00
Replies: 1,327
Views: 374,706
Posted By Collective Bias

The manual for the A++ is a mess. First you...

The manual for the A++ is a mess.

First you need an A manual.

Then you insert supplement 29 (makes it A+)

Then you insert supplement 29A (installs 1S1 engines in an A+ w/o using the pwr)
...
Forum: Rotorheads
24th Apr 2007, 11:51
Replies: 1,327
Views: 374,706
Posted By Collective Bias

On the S76 Arriel installation on A++, C, C+ (do...

On the S76 Arriel installation on A++, C, C+ (do not know about the C++) the AC gen kicks out when one engine warning triggers to gain OEI performance. This function is inhibited if A-I with snow...
Forum: Rotorheads
4th Dec 2006, 21:45
Replies: 1,327
Views: 374,706
Posted By Collective Bias

Nick I could not beleive what I read from...

Nick

I could not beleive what I read from you on the "yaw kick". Is this actually done in air or just computer simulated? Sounds like this is when TP is earning their money!

What about mast...
Forum: Rotorheads
17th Jul 2006, 10:58
Replies: 1,327
Views: 374,706
Posted By Collective Bias

HOSS, since you are familiar with the C+ what is...

HOSS, since you are familiar with the C+ what is your opinion on Doc Cameruns suggestion with using the manual reversion switch?

I fully support the idea and used it "against FSI instructors...
Forum: Rotorheads
10th Feb 2005, 17:50
Replies: 1,327
Views: 374,706
Posted By Collective Bias

Getting the latest engine technology into the S76...

Getting the latest engine technology into the S76 is great, but, why not have the choice between Turbomeca and P&W. The S76 with Turbomeca is a mature and proven aircraft, and think of fleet...
Forum: Rotorheads
19th Jan 2005, 13:48
Replies: 1,327
Views: 374,706
Posted By Collective Bias

Thanks a lot Nick. It seems like there are...

Thanks a lot Nick.

It seems like there are very few around that knows this reason. Intresting way to solve a "problem".


CB:ok:
Forum: Rotorheads
18th Jan 2005, 17:33
Replies: 1,327
Views: 374,706
Posted By Collective Bias

S76 Swashplate

I have tried to find an answer on this but nobody seems to know, so I am trying PPRuNe for help.

Most of the parts in the rotorhead is similar in apperance on the A and B (C) models except the...
Forum: Rotorheads
14th Jan 2005, 13:24
Replies: 1,327
Views: 374,706
Posted By Collective Bias

Two S76 mishaps

According to Sikorsky info there has been two S76 mishaps this week. On C+ in the Pacific Rim and one A in South america.

Anybody knows more details - crew, WX, mechanical, unknown???



CB
Forum: Rotorheads
25th Dec 2004, 15:22
Replies: 1,327
Views: 374,706
Posted By Collective Bias

No problem with a hook on a S76, it will be...

No problem with a hook on a S76, it will be installed "inside" the fuselage so only the bottom part of the hook (5000 lbs unit) will stick out.

You can use the S76 for sling load work, but there...
Forum: Rotorheads
30th Oct 2004, 18:29
Replies: 1,327
Views: 374,706
Posted By Collective Bias

After my reply above, we actually had the...

After my reply above, we actually had the experience again, it's been awhile since the last one.

No problem with current installation, except a bit low on power (+4%) with a loaner turbine.
...
Forum: Rotorheads
25th Oct 2004, 15:45
Replies: 1,327
Views: 374,706
Posted By Collective Bias

We have seen it a few times, and assuming there...

We have seen it a few times, and assuming there is no other obvious problem, most often it is because the engine shop can not set up the C30 for an S76 installation. It is mostly in the compressor,...
Showing results 1 to 17 of 17


 
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