RCU Forums - View Single Post - Need Help with Viper Jet 2m elevator servo.
Old 03-08-2015 | 06:27 AM
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rcjetsaok
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The 5060 is exactly what I just put in mine. They fit perfect and the specs are much better that the book calls for with the unavailable JR3301. I also went to the full size servo on the rudder. The hole in there is cut for the midsize servo ( JR3301/ SPM5060 ) but the book pictures shows the JR8411 being installed... The book in the procedure description does not give you a servo # for the rudder, but does show the 8411 in the pictures. I tried to contact John and Anton about all this but got no response. Eric Clapp / Bill Hatcher were a great help. The 5060 will drop right in but I felt like the bigger servo was needed.. The rudder is huge on this airplane. I carved out the hole in the vertical to accept the full size servo. I am using the SPM6260. Regular size like the 8411 ( you have to carve it out anyway ) but it has much more torque and a bit cheaper. Finishing up the project now... Gonna go maiden this weekend.

Good luck, Keep me posted, There are a few other questions I think you are gonna have, like the tail pipe length and C.G.


Cheers,

Danno

Last edited by rcjetsaok; 03-08-2015 at 06:28 AM. Reason: Grammer