BAFANG M420 User Manual

10
BF-DM-C-MM G332-EN October 2019
6.3.6 Crank Installation
Left crank
Right crank
Crank attachment screws
Crank tightening screws
M6*20
A
B
C
D
Mount the right crank on the right side of the axel, using a hex key tighten screw (C) onto the axel
(torque requirement is 1.5N.m) , this ensures the crank stays attached.Now using a Hex key tighten two
M6 * 20 (D) screws on the crank itself ensuring the crank is kept in place and cannot rotate around the
axel (torque requirement is 15N.m).
Note: Now carry out the same actions on the left side of the pedelec, ensuring the crank stays parallel to
the right crank.

BAFANG M420 Specifications

General

Rated Voltage	36 V
Power	250 W
Gear Sensor	Yes
Type	Mid Motor
Max Torque	80 Nm