XKA800 Motor Reparation. Glider Troubleshooting . Swap of electrical motor on electro glider

After a crash the motor of XKA800 has been distorted. I present the procedure to change with a new motor.
Below references for spare parts of Xk A800.
+Spare Motor:
2PCS New Version Motor Engine for Wltoys XK A800 RC Airplane Spare Parts
www.aliexpress...
+ Spare controller:
XK A800 4CH 780mm 3D6G System RC Airplane Spare Part Receiver Newest 2019
www.aliexpress...