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Search: Posts Made By: altamash_rah
Showing results 1 to 18 of 18
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Forum: Extreme Speed Prop Planes
06-23-2008, 04:50 PM
Replies: 828
Views: 153,972
Posted By altamash_rah

RE: Sundowner 50 Arf

the control surfaces are so small i dont think i wanna take the chance to increase them beyond recommended, but if your going to fly it like you stole it.....then by all means, increase the throws...
Forum: Extreme Speed Prop Planes
06-18-2008, 12:28 AM
Replies: 828
Views: 153,972
Posted By altamash_rah

RE: Sundowner 50 Arf

I will make the LSN adjustements some time this week, I wanted to get everyones opinion on another possible issue when i posted in the "OS engines support" forum,

The moderator suggested that...
Forum: Extreme Speed Prop Planes
06-17-2008, 05:33 PM
Replies: 828
Views: 153,972
Posted By altamash_rah

RE: Sundowner 50 Arf

Thanks for the quick how to! One question....

Do i need to made the adjustment while the engine is on or off? or does it not matter
Forum: Extreme Speed Prop Planes
06-16-2008, 07:43 PM
Replies: 828
Views: 153,972
Posted By altamash_rah

RE: Sundowner 50 Arf

install a fuel pump???

how do you install a fuel pump on the plane???

can you give a link to a picture of what you are talking about?

thanks
Forum: Extreme Speed Prop Planes
06-16-2008, 07:41 PM
Replies: 828
Views: 153,972
Posted By altamash_rah

RE: Sundowner 50 Arf

well im not sure wht kinds of speeds you are looking for but i am satisfied with the speed of of my SD50 using a 10x8
Forum: Extreme Speed Prop Planes
06-16-2008, 04:25 PM
Replies: 828
Views: 153,972
Posted By altamash_rah

RE: Sundowner 50 Arf

Thanks for the response bob27s, I will not be able to see anyone at the field till the coming weekend, till then, can you provide some tips on how to tune the mid range and idle ?

For the high...
Forum: Extreme Speed Prop Planes
06-16-2008, 12:41 AM
Replies: 828
Views: 153,972
Posted By altamash_rah

RE: Sundowner 50 Arf

Well I have done about 11 total flights now with my new SD50, so far things have gone pretty well, had a slight hitch today though. Here are my specs just in case you dont want to scroll back and...
Forum: Extreme Speed Prop Planes
06-09-2008, 05:08 PM
Replies: 828
Views: 153,972
Posted By altamash_rah

RE: Sundowner 50 Arf

The speed is incredible with the OS55!! I am currently using a apc 10x8 prop which is perfect for this motor,

I am running a bit rich right now and it is still just crazy fast.

I know the...
Forum: Extreme Speed Prop Planes
06-09-2008, 01:13 AM
Replies: 828
Views: 153,972
Posted By altamash_rah

RE: Sundowner 50 Arf

I am using the bison pitts muffler instead of the stock, i am not sure on how that effects fuel performance.

I will start leaning it out a bit on the next few flights. I flew the plane at WOT...
Forum: Extreme Speed Prop Planes
06-08-2008, 08:48 PM
Replies: 828
Views: 153,972
Posted By altamash_rah

RE: Sundowner 50 Arf

Maiden Flight

So I finally maidened my SD50 today, it was quite a success after 2 minor bumps.

I asked a fellow hobbyist to spot while i flew, he is quite experienced with flying turbine...
Forum: Extreme Speed Prop Planes
06-07-2008, 01:18 AM
Replies: 828
Views: 153,972
Posted By altamash_rah

RE: Sundowner 50 Arf

the small recessed needle is the one that needed a slight lean to make the throttle respond better. I finally got to break the engine in according to the manual. I will continue posting, maybe my...
Forum: Extreme Speed Prop Planes
06-06-2008, 06:46 PM
Replies: 828
Views: 153,972
Posted By altamash_rah

RE: Sundowner 50 Arf

Eureka!!!!!!!!! (read previous posts)

That was the problem, the mixture adjustment valve was waaaaaaaaaayyyyyy too rich.........

Everytime i gave it full throttle the engine struggled to...
Forum: Extreme Speed Prop Planes
06-05-2008, 11:38 PM
Replies: 828
Views: 153,972
Posted By altamash_rah

RE: Sundowner 50 Arf

i think you are on the money when you suggested the mixture adjustment valve (LSN), i was reading the manual and it directly stated, "if micture valve is too rich, when full throttle is applied then...
Forum: Extreme Speed Prop Planes
06-05-2008, 08:02 PM
Replies: 828
Views: 153,972
Posted By altamash_rah

RE: Sundowner 50 Arf

Alright so here is what i have done since last post

1) replaced the 13x6 prop with an APC 10x8

I re-fueled and noticed fuel coming out of the exhaust, upon closer inspection of the tank, I...
Forum: Extreme Speed Prop Planes
06-05-2008, 03:18 PM
Replies: 828
Views: 153,972
Posted By altamash_rah

RE: Sundowner 50 Arf

I just prurchased a 10x8 prop today and will give it a try and post results, thanks for the help bob27s

Pat Zane

Yes its a brand new engine and i will see if its is too rich
Forum: Extreme Speed Prop Planes
06-05-2008, 12:08 AM
Replies: 828
Views: 153,972
Posted By altamash_rah

RE: Sundowner 50 Arf

thanks for the tips tsawyer, i will tray a 12x8 tomorrow and start leaning it out a bit, i wanted to break it in a bit better on rich setting before starting to lean out,
do you think leaning out...
Forum: Extreme Speed Prop Planes
06-04-2008, 10:06 PM
Replies: 828
Views: 153,972
Posted By altamash_rah

RE: Sundowner 50 Arf

sorry about the confusion, I am actually using a 13x6 prop, i checked in the os manual and it says you can use a 13x6 prop on the engine, so i think the prop may not be the issues......please...
Forum: Extreme Speed Prop Planes
06-04-2008, 07:52 PM
Replies: 828
Views: 153,972
Posted By altamash_rah

RE: Sundowner 50 Arf

Hello everyone!

Alright so i just purchased the sd 50 from the LHS, i am having some trouble with it here are my specs

Sundowner 50
TX - DX7
RX - AR7000
Servos - 2-JR126MG for tail...
Showing results 1 to 18 of 18


 
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