ATM Technologies BAFANG BBS01 User manual
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BAFANG BBS01/BBS02
Installation Manual
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System Overview
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Mid-Drive
Motor
Speed Sensor
Display
Speed
Sensor
Magnet
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Technical Paramete Motor 36V 250W, forrs
Installation Diagrams
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Installation Procedures
1. Open the package and take out the drive unit and accessories.
Check whether the specifications of the motor are correct. Check that all accessories and
wiring have been included in the box as per the packing list.
2. Fix the chain wheel on drive unit with 5pcs screw M5*10, (see picture 1), then fix chain
cover (optional) on chain wheel with 5pcs screw ST3.9. Do not use Loctite with these bolts.
3. Carefully feed the drive unit axle through the bottom bracket. If you encounter resistance
your BB shell may need to have burs / weld overflow smoothed with a rounded file.
5 x M5 x 10mm
Higher Surface
Recessed Surface
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Make sure the thread of the axle tube extends beyond the bottom bracket more than
10mm. Please note that for 73mm bottom brackets this may be less.
4. With the teeth on the fixing plate facing inwards, fix the plate on the drive unit with 2
pieces of M6 x 10mm bolt. Use Loctite if you wish.
Axle Thread
Fixing Plate Teeth
(Outside when
fitted)
Fixing Plate (Outside
Surface Without
Teeth)
2 x M6 Bolts
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5. Hold the drive unit up against the frame and tighten the M6 x 10mm bolts and M33 nut
simultaneously. Tighten M33 with force 30-40Nm. If you purchased an installation toolkit
use the BBB Lockring tool.
6. Once this has been tightened fit the BB cup over theM33 (20-30Nm)
M33 Nut
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7. Fix the LH crank on the bike with the M8 inner hex bolt.
Tightening force 35-40Nm. Use Loctite if you wish as this
bolt is prone to loosening.
8. Fix the RH crank on the bike with the M8 inner hex bolt. Tightening force 35-40Nm. Use
Loctite if you wish as this bolt is prone to loosening.
LH Crank
M8 Nut
M8 Nut
RH Crank
t
Note:
I
! damage serious or malfunction
to lead will this as - cranks right and left the confuse not do ouy important yver is
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9. Connect waterproof harness, Anderson connectors for battery and the speed sensor to
the motor unit.
Waterproof Wiring Harness
Anderson Battery Connectors
(You may choose your own
connectors provided they have a
similar current rating of 40a)
Speed Sensor –Optimal
position of magnet is less than
5mm from Sensor on rear
wheel.
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10. Speed Sensor Mounting.The images below give a clearer indication on how to mount the
magnet and sensor. Sensor design may vary from images below.
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11. Component Connection Diagram
A –Brake Cuttoff / Magnetic Sensor Plugs (2) –Yellow –Female At Harness
B –C961 Display –Green –Male at Harness
C –Throttle –Yellow –Male at Harness
D –Main Harness waterproof connection
E –Battery Connectors
F –Battery G –Controller
H –Speed Detecting Sensor
applicable) 6V light for (whereconnector -L
applicable) (where gearsensor for connector -K
A
D
C
B
E
H
F
G
Packing List
1. BBS01 / 02 Motor
2. Display
3. Brakes / Cutoff Sensor (2 pieces)
4. EB-BUS Cable
5. Fixing Plate (with teeth)
6. Chain Wheel and Chan Whee Cover
7. Cranks (2 pieces)
8. M5 x 10mm Nut (5 pieces)
9. M6 x 12mm Nut (2 pieces)
10. M33 Nut And Cup (2 Pieces)
11. ST 3.7 Nut (2 Pieces)
12. Speed Detection Sensor
13. Speed Detection Magnet
Warranty
The
1)
2)
3)
4)
5)
6)
7)
8) warranty. any void will controller the Re-programming
tear. and wear normal by caused loss or failure Damage,
installation or service unauthorized by caused loss and/or failure Damage,
function its affect doesn’t which change
surface and appearance product’s by caused loss and/or failure Damage,
consumers
by instructions follow to failure
e.g., workmanship, and material to irrelevant loss and/or failure Damage,
repairing
or adjusting installation, improper by caused loss and/or failure Damage,
shipping by caused loss and/or failure Damage,
accident or abuse misuse, purpose, commercial or competition maintenance,
improper neglect, refitting, by caused loss and/or failure Damage,
following: the to apply or cover not does warranty general
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