Most likely a dead RC servo controller. It's a separate unit on the Mk1, much like the MC16, and looks almost like a third CDI.



RC control circuits die usually due to poor maintenance. Check the RC Valves operate freely by hand, and remove/clean then as necessary.
_________________
Andy.
NSR-WORLD.COM

Please keep all responses to Forum posts on the Forum so that others may benefit.

Please DO NOT PM me for technical advice. My time is precious, and you will probably receive a faster response on the Forum anyway.

Check us out on Facebook! Please "like" our page!