Steren K-675 Manual De Instrucciones página 17

3.- Place the motor P2 in the M3 piece, then insert the ensemble piece
in the M1 and screw. Put Motor P1 now in the opposite direction to the
motor P2 piece in the M3.
3
P2
2cm
M3
P17x2
P2
180
M1
P1
ENGLISH-17