E-flite P-38/F-5E Lightning 400 ARF - Manual (Page 23)

3 E-flite P-38/F-5E Lightning Assembly Manual
  2. Install the brushed motor in the gearbox using the
hardware provided with the gearbox. Check the gear
mesh to make sure it is not set too loose or tight and
adjust as necessary.
Important Information About Your ESC
Make sure your ESC brake is programmed to Off. Also,
be sure to use an ESC with the proper 9V cutoff when
using 3-cell Li-Po packs, or 6V cutoff when using 2-cell
Li-Po packs.
  3. Check the motor stick to make sure it is secure in the
boom. Apply foam-safe CA as necessary to make sure
the motor stick is secure. Then slide the gearbox onto the
stick and secure it using a 1.5mm x 12mm screw. Route
the motor wires through the channel in the bottom of the
wing to the center fuselage.
  4. Repeat Steps 1 through 3 for the second motor.