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Old 02-27-2010 | 05:46 AM
  #976  
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Default RE: Another Skymaster Viper

Phew, mine is at 298 grams
Old 02-27-2010 | 09:44 AM
  #977  
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Default RE: Another Skymaster Viper

Thanks for the information.

I am curious what the Next "improvement" is[&:]


Best regards

peterjan
Old 02-27-2010 | 09:57 AM
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Default RE: Another Skymaster Viper

Mine is 295 grams]
Old 02-27-2010 | 11:38 AM
  #979  
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Default RE: Another Skymaster Viper

288 gram
Old 02-27-2010 | 12:27 PM
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Default RE: Another Skymaster Viper

We're talking wing-tubes right? 390 grams

If you dont mind me asking, where did you hear this information from?

Hans
Old 02-27-2010 | 12:45 PM
  #981  
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Default RE: Another Skymaster Viper

how can there be so big a difference ?? (unless we all have inaccurate scales )
Old 02-27-2010 | 12:51 PM
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Default RE: Another Skymaster Viper

That is a big difference.. Just checked my scale.

Piece of cheese according to supermarket: 617 grams
According to my scale: 616 grams

Wingtube: 390 grams
Length: 99cm
Don't know if all the tubes are the same, but I have an extruded one with alu 'webbing' inside

I guess you all ordered the light pro version of the viper

Hans
Old 02-27-2010 | 08:16 PM
  #983  
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Default RE: Another Skymaster Viper

293gr on my zeroed scales. Mine is webbed in centre also, measuring 99cm x 4cm.

No cheese handy for checking scales though .
Old 02-28-2010 | 01:22 AM
  #984  
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Default RE: Another Skymaster Viper

I got the info from my local Skymaster rep. I seem to remember that someone a few months ago, on a Viperjet forum, said his wing tube bent in normal flight. Perhaps the tube was modified to include the webbed centre section. Presumably the 220gram tube would have been just an empty tube? Perhaps Ali or one of the other reps can add more info?
Old 02-28-2010 | 02:11 AM
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Default RE: Another Skymaster Viper


ORIGINAL: Jascat100

I got the info from my local Skymaster rep. I seem to remember that someone a few months ago, on a Viperjet forum, said his wing tube bent in normal flight. Perhaps the tube was modified to include the webbed centre section. Presumably the 220gram tube would have been just an empty tube? Perhaps Ali or one of the other reps can add more info?
that was the scottisch version wingtube i believe
Old 02-28-2010 | 02:50 AM
  #986  
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Default RE: Another Skymaster Viper

ORIGINAL: digitech


ORIGINAL: Jascat100

I got the info from my local Skymaster rep. I seem to remember that someone a few months ago, on a Viperjet forum, said his wing tube bent in normal flight. Perhaps the tube was modified to include the webbed centre section. Presumably the 220gram tube would have been just an empty tube? Perhaps Ali or one of the other reps can add more info?
that was the scottisch version wingtube i believe
We aint heavy. Sandor, you could make a nice light & strong carbon fibre aftermarket version.
Old 02-28-2010 | 02:58 AM
  #987  
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Default RE: Another Skymaster Viper

If you have the wing tube with the 3 braces leading into a smaller center tube - don't use it. I plan on replacing the one that came with my kit as I have seen one bend on a buddy's plane that should not have done so. TBM sells one for about 70 bucks:

http://www.troybuiltmodels.com/ns/ac...s/carbonfiber/

PaulD
Old 02-28-2010 | 10:48 AM
  #988  
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Default RE: Another Skymaster Viper

Just build in the first front oleo for the Viperjet to see if it fit in.
Everything is OK, it fits perfect.
Only thing to do is take the old oleo out and take the wheel out from it.
Then screw the wheel in the new oleo and put it back in the retract.
After this you only need to switch the servoarm to the other side.

Regards Ron.
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Old 02-28-2010 | 10:53 AM
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Default RE: Another Skymaster Viper


ORIGINAL: PaulD

If you have the wing tube with the 3 braces leading into a smaller center tube - don't use it. I plan on replacing the one that came with my kit as I have seen one bend on a buddy's plane that should not have done so. TBM sells one for about 70 bucks:

http://www.troybuiltmodels.com/ns/ac...s/carbonfiber/

PaulD
G-DAY
I would have thought you would not have got a better tube than the one with the web ,Mine has come out at just under 400gm 990 mm long .
REGARDS
JOHN
Old 02-28-2010 | 11:00 AM
  #990  
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Default RE: Another Skymaster Viper


ORIGINAL: digitech

We just finisched making the upper part for the Viperjet nose oleo,we expect to finish the rest next week.(Fork).
for all customers who purchased our main oleoset we offer a upgrade for the front oleo for just 50 euro,s.
the front spring will also be a lot softer then our mains have , we use our proven spring we use for many years in our Flash/lightning/boomerang models.
the Cool thing is we will supply as a ''optional'' a front brake.
i am using a front brake for a long time now (on my flash) , based on our smaller 25mm brake we use on our 60 mm wheels.
you can make full power starts without moving , and shortens your landings if you almost run out of Tarmac or grassfield
the Oleo will also be a drop in fit , all you do is exchange your front wheel and steering pin.
we will be also suppllying a new Front pin 8mm that is longer then the stock one.
i think they can be delivered in the middle of march.
I know I,am slow but send me one, My mains are a day or two away.
REGARDS
JOHN
Old 02-28-2010 | 11:27 AM
  #991  
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Default RE: Another Skymaster Viper


ORIGINAL: PaulD

If you have the wing tube with the 3 braces leading into a smaller center tube - don't use it. I plan on replacing the one that came with my kit as I have seen one bend on a buddy's plane that should not have done so. TBM sells one for about 70 bucks:

http://www.troybuiltmodels.com/ns/ac...s/carbonfiber/

PaulD
The skymaster one you describe is what had been in The viper Ali's been flying for probably the last 10 months with no problems that I know of.

Duncan
Old 02-28-2010 | 11:51 AM
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Default RE: Another Skymaster Viper


ORIGINAL: DENTO


ORIGINAL: digitech

We just finisched making the upper part for the Viperjet nose oleo,we expect to finish the rest next week.(Fork).
for all customers who purchased our main oleoset we offer a upgrade for the front oleo for just 50 euro,s.
the front spring will also be a lot softer then our mains have , we use our proven spring we use for many years in our Flash/lightning/boomerang models.
the Cool thing is we will supply as a ''optional'' a front brake.
i am using a front brake for a long time now (on my flash) , based on our smaller 25mm brake we use on our 60 mm wheels.
you can make full power starts without moving , and shortens your landings if you almost run out of Tarmac or grassfield
the Oleo will also be a drop in fit , all you do is exchange your front wheel and steering pin.
we will be also suppllying a new Front pin 8mm that is longer then the stock one.
i think they can be delivered in the middle of march.
I know I,am slow but send me one, My mains are a day or two away.
REGARDS
JOHN
F
hi John they arr almost done they need to be send to get anodised and hardened
after this is can send them out
Old 02-28-2010 | 11:53 AM
  #993  
 
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From: Kaohsiung, TAIWAN
Default RE: Another Skymaster Viper

Hi, all

We at Skymaster are aware of the problem and have mailed all customers that need repalcement of wing tubes. Tomorrow i will post the pictures to show difference between the 2. The alluminium supplier in China let us down. We always order the same batch and same code. But this time we found the extruded pipe (web inside) have problems. We never checked again because the codes and supplier never changed.

So if you have not receive an e-mail and think you have a problem, please send us e-mail. Or wait the pictures tomorrow you can check by yourself.

Sorry for this problem.

Best Regards

Anton
Old 02-28-2010 | 11:56 AM
  #994  
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Default RE: Another Skymaster Viper


ORIGINAL: digitech
hi John they arr almost done they need to be send to get anodised and hardened
after this is can send them out
Nice [8D]
Old 02-28-2010 | 01:44 PM
  #995  
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Default RE: Another Skymaster Viper

OK Anton,

Add me to the list as I have the extruded one with the web. I have not flown my Viper yet but I am weeks away.

Thanks,

Gonzalo
Northern California
Old 02-28-2010 | 02:18 PM
  #996  
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Default RE: Another Skymaster Viper

Cheers Anton, look forward to seeing the pictures. Fingers crossed mine will be ok as it's due for it's maiden when Ali gets back from Florida

Duncan
Old 02-28-2010 | 02:18 PM
  #997  
 
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From: Weert, NETHERLANDS
Default RE: Another Skymaster Viper

I also have the extruded pipe. Does it mean all extruded pipes are bad?

I think I'd like to get a replacement wingtube just to be sure. Mine is a bit damaged (scored) at the end anyway..

Hnas
Old 02-28-2010 | 02:58 PM
  #998  
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From: Katwijk, NETHERLANDS
Default RE: Another Skymaster Viper

Mine is also THE wrong one

please send me also one

best regards

peterjan

is there already a solution for THE leaking
gear
Old 02-28-2010 | 04:11 PM
  #999  
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Default RE: Another Skymaster Viper

This is mine, Im sure I've seen some with a larger diameter for the inner tube

Old 02-28-2010 | 04:17 PM
  #1000  
 
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From: Weert, NETHERLANDS
Default RE: Another Skymaster Viper

Dunc, I've got the same one

At least it's an easy swap ..

Mine's also almost finished - just installed the smoke-tank and air-vents. Waiting for some 'poxy to dry, and I can screw the turbine back. Fuse is done then

Hans


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