[1:14,5] DEERE 755D Laderaupe Electric problem

Hi all,

I hope it's possible to post in english. I am a long time user but I dont post often, I mainly read the forum.

I've got a question for you guys because Im having issues with my DEERE755D based on the Carson LR634.

I am using modellpraezision propulsion system.
https://www.modellpraezision.de/index.php/carson-lr634.html

ESC is a Roxxy BL918

Radio is a Taranis Q7

Receiver is a Frsky R6XR

Hydraulic is from MPE Models
https://www.exceltruck.fr/chargeur-pneus.../liebherr-l534/

Im using 3S Lipo

here is a video (in french but you will understand the problem I guess) where You will see what's going on.

https://youtu.be/7Ri_NZPwYio

I've been using a NEW receiver, NEW servo. (In the past weeks I've burned 2 servos, one ESC and one receiver).

I dont know what do do now..

Thanks for your help,