Bosch ZEMO SU-E FS 12 Translation Of Original Operating Instructions page 77

27 Turn battery mount over and place on the
aluminium brace in the frame.
28 Use a TORX® T25 wrench to fasten the screws
into the battery mount. Hold onto the counter
nut through the frame.
Fitting the motor
29 Insert the motor.
30 Have second person hold motor.
31 Fasten motor screws with Torx Plus® IP40
and torque of 20 ± 2 Nm in the specified order:
1 - 2 - 3 - 4 - 5 - 6.
3
5
1
Figure 78: Position of motor screw 1 to 6
32 Connect cables correctly.
Notice
The motor can be damaged permanently if
connected incorrectly.
1 2 3
Figure 79: Position of connection on Motor Performance
Line CX (BDU450 CX)
MY22Z01 - 12_1.0_25.07.2022
4
2 6
4 5 6
Position Connection
1 Headlight
2 Speed sensor
3 Rechargeable
battery
4 Display
5 Power Port
6 Rear light*
Table 39: Description of connection
* In the case of vehicles with a brake light function,
connect the rear light together with the brake light
and, if present, the GPS cable in position 5, Power
Port.
33 Position the motor cover. Fasten the
2 attachment screws with Torx® TX 20 and
torque of 2 ± 0.5 Nm.
1
Figure 80: Position of attachment screws (1)
34 Fasten the 3 attachment screws for lower
motor cover with Torx® TX 20 and torque of
2 ± 0.5 Nm.
1
Figure 81: Attachment screws in lower motor cover (1)
Assembly
Colour Voltage
blue 12 V
Grey At least 3.3 V
Black 36 V
Black 12 V
Black 12 V
Black 12 V
76