ROULIK BIKES E-BIKE User manual

ROULIK BIKES
USER’S MANUAL E-BIKE
This manual contains important safety, assembly, operation and
maintenance information. Please read and fully understand this manual
before operation. Save this manual for future reference.
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INDEX
Sl. No:
Contents
Page No:
1
Introduction
5
2
Safety First
5
2.1
The Owner’s Responsibility
5
2.2
Rules of the road
6
2.3
Helmet
7
2.4
Reflectors
8
A
Know your e-bike with electric details
8
A1
General Maintenance and safety advice
8
FigureA1.1: E-Bike part view
9
A2
Quick start guide
9
A3
Display
10
A3.1
Steps to install display
10
Figure A3.1: Installed LCD Display
10
A3.2
Display function overview
11
A3.3
Button Definition
11
A3.4
Basic operation
11
A3.5
Display interface
12
Figure A3.5.1: Display 1 interface
12
Figure A3.5.2: Display 2 interface
14
Figure A3.5.3: Display 3 interface
15
A3.6
Battery capacity indicator
15
A3.7
PAS Ratio
16
A3.8
Power Push Function (Walk Assist)
16
A3.9
Cruise function
16
A3.10
Backlight and headlights
17
A3.11
Motor Operating Power and Temperature
17
A3.12
Atmospheric temperature
17
A3.13
Single Data Clearing
17
A3.14
Set a startup password
18
A3.15
Error Code and Definition
19
A3.16
Motor operating temperature alarm
19
A4
Battery
20

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A4.1
Installing and Removing the Battery
20
Figure A4.1: Battery installation procedure
20
A4.2
Charging the battery
21
Figure A4.2: Charger LED indication
21
A4.3
Taking care of your batteries
21
A4.4
Range and lifespan
22
A4.5
Battery Safety Instructions
22
A5
Motor
23
A6
CONTROLLER UNIT
23
A7
Throttle
23
A8
PEDAL ASSIST SYSTEM (PAS)
24
A9
E-Brake
24
A10
CONNECTION DIAGRAM SCHEMATIC
25
Figure A10: Electrical connection schematic
diagram
25
B
Know your e-bike with mechanical details
26
B1
Parts Identification
26
Table B1.1 Parts and Torque
26
Figure B1.1 Parts Assembly View
28
B2
Installation, Adjustment & Maintenance
29
B2.1
Getting Started
29
B2.2
Handlebar and Stem
29
Figure B2.2.1 Handlebar Components
30
Figure B2.2.2 Lock-on Grip Installation
30
B2.3
Saddle and Seat post
31
Figure B2.3.1 Saddle height setting
33
Figure B2.3.2 Micro adjust saddle
34
B2.4
Derailleurs
35
B2.4.1
Rear Derailleur Adjustment
35
Figure B2.4.1 Rear Derailleur Parts View
35
B2.4.2
Front Derailleur Adjustment
36
Figure B2.4.2 Front Derailleur Parts View
37
B2.5
Shift System
38
Figure B2.5.1 Lower gear combinations
38
Figure B2.5.2 Higher gear combinations
39
Figure B2.5.3 Medium gear combinations
40

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B2.6
Brakes
40
B2.6.1
Disc Brakes
40
Figure B2.6.1 Disc brake part view
42
B2.6.2
Rim Brakes
42
Figure B2.6.2 V-Brake part view
43
B2.7
Wheel
44
B2.7.1
Quick Release Hub
44
Figure B2.7.1 Quick release hub part view
44
B2.8
Tire
45
Figure B2.8.1 Inflating the tire
46
B2.9
Crank arms and Bottom Bracket
47
Figure B2.9.1 Crank arms parts view
47
B2.10
Pedals
48
B2.11
Chain
48
B2.12
Suspension
49
B2.12.1
Front suspension
49
Figure B2.12.1 Suspension fork part view
49
B2.12.2
Rear suspension
50
Figure 4.12.2 Rear suspension part view
50
B3
Lubrication
51
B4
Troubleshoot Chart
52
3
Warranty
53
3.1
Lithium Transenergy Limited Warranty
53

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1. INTRODUCTION
Thank you for purchasing ROULIK E-bike and becoming a ROULIK
family. We are sure that you will enjoy the ride. Your E-bike is
equipped with electric motor, battery and control unit. For safety
reasons, it is most important that you read this User Guide BEFORE
you operate the bike. Improper handling can reduce its riding
performance and most importantly, pose danger to your safety and
health.
1.1 Owner’s Bike Identification Mark
Each Lithium bike has a Serial
Number stamped into the frame. The
Serial Number (1) can be found on
the bottom of the crank housing as
shown.
Write this number in the cover page
of this manual to keep it for future
reference.
If the bicycle is stolen, give this
number and a description of the
bicycle to the police. This will help them find the bicycle.
2. SAFETY FIRST
2.1 The Owner’s Responsibility
WARNING: This bicycle is made to be ridden by one rider at a
time for general transportation and recreational use. It is not made to
withstand the abuse of stunting and jumping.
If the bicycle was purchased unassembled, it is the owner’s
responsibility to follow all assembly and adjustment instructions

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exactly as written in this manual, and any “Special Instructions”
supplied and to make sure all fasteners and components are securely
tightened.
NOTE: Periodically check that all fasteners and components are
securely tightened.
If the bicycle was purchased assembled, it is the owner’s responsibility,
before riding the bicycle for the first time, to make sure the bicycle has
been assembled and adjusted exactly as written in this manual, and any
“Special Instructions” supplied and to make sure all fasteners and
components are securely tightened.
2.2 Rules Of The Road
WARNING: Failure of the rider to obey the following “Rules of
the Road” can result in injury to the rider or to others.
Obey all traffic regulations, signs, and signals.
Always wear a bicycle helmet that meets safety standards.
Ride on the correct side of the road and in a straight line.
If you ride at night or at time of poor visibility:
Purchase, install, and use a headlight and taillight.
Make sure the reflectors of your bicycle are correctly positioned.
Make yourself more visible to motorists.
Wear light-colored or reflective clothing, such as a reflective vest
and reflective bands for your arms and legs
Use reflective tape on your helmet.
Use extra caution in wet weather: Ride slowly on damp surfaces
because the tires will slide more easily.
Avoid these hazards to prevent loss of control or damage to your
wheels:
Be aware of drain grates, soft road edges, gravel or sand, pot holes
or ruts, wet leaves, or uneven paving.

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Cross railroad tracks at a right angle to prevent the loss of control.
Avoid unsafe actions while riding.
Do not carry any passengers.
Do not carry any items or attach anything to your bicycle that could
hinder your vision, hearing, or control.
Do not ride with both hands off the handlebar.
Replace worn or broken parts immediately.
If anything does not operate properly, discontinue use.
2.3 Helmet
WARNING: ALWAYS WEAR YOUR HELMET WHEN RIDING
THIS PRODUCT
Helmet should sit level on your head and low on your forehead.
Adjust the strap sliders below the ear on both sides.
Buckle the chin strap. Adjust strap until it is snug.
No more than two fingers should fit between the strap and your
chin.
A proper fitting helmet should be comfortable and not rock
forward/backward or side to side.
INCORRECT
CORRECT

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2.4 Reflectors
WARNING: For your own safety, do not ride the bicycle if the
reflectors are incorrectly installed, damaged, or missing. Make sure the
front and rear reflectors are vertical. Do not allow the visibility of the
reflectors to be blocked by clothing or other articles. Dirty reflectors do
not work well. Clean the reflectors, as necessary, with soap and a damp
cloth.
This user’s manual is divided into two parts. First part describes all the
electric components of the bicycle and second part describes the
mechanical components.
A. KNOW YOUR EBIKE WITH ELECTRIC DETAILS
ROULIK E-bikes are packed with the following electrical items. Please
ensure that you received all of it.
1. Battery unit with cells.
2. Controller cum battery holder.
3. Display Unit including switch.
4. Preinstalled motor.
5. Pedal assistant sensor (Preinstalled).
6. E-brake system.
7. All the required connecting wire and cables.
A1. General Maintenance and safety Advice
1. Users of ROULIK E-bike should observe road and traffic
regulations for the standard bicycle.
2. Please read this manual before riding the e-bike.
3. Ensure that the power switch on the handlebar is in Switch OFF
position when the e-bike is not in use.
4. Always check that the front and rear brakes are working and

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the tyre pressures are correct before riding the e-bike.
5. Do not wash your bike with high jet stream when the battery
unit is connected.
6. Do not submerge the battery in water.
7. Do not tamper with the electrical unit on your e-bike. This
could endanger the rider and invalidate the warranty.
Figure A1.1: E-Bike Part View
A2. Quick Start Guide
1. Fully Charge the battery following the battery charging
instructions given in this manual.
2. Adjust the height of the seat and handlebars o your
preferred position ensuring that you do not exceed
the height safety line indicated on the seat post.

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3. Install the battery unit to the holder which is fitted on the
frame by clipping into the slot provided.
4. Long press, power button of the display to turn on the
controller.
5. Press up button of the display to activate throttle and pedal
assist.
6. Select the PAS range from 1-5 depend on your riding
conditions
7. Enjoy your ride..
A3. DISPLAY
This portion helps the user to understand and familiarize themselves
with the display function, operation of the display so as to achieve the
best out of the three (motor, controller and display) to improve
electronic control performance of the electric motor. The installation,
operation and parameter setting of the display are explained below.
A3.1 Steps to install Display
1. Using the appropriate methods and fixtures, mount the LCD
screen and button box onto the handlebar to the rider’s desires.
2. While the vehicle is OFF, connect the necessary wires.
3. Check to make sure all connections are firmly attached.
4. Finally remove the protection film from the display.
Figure A3.1: Installed LCD Display

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A3.2 Display Function Overview
ROULIK e-bike display provides a variety of functions such as vehicle
controls and vehicle status digitized displays to meet the trip demands.
Trip time display (with displays of single trip time (TM) and
total trip time (TTM)).
Trip speed display (with display of real time speed (Km/Hr)
and a single maximum speed (MXS) and a single average speed
(AVS)).
Trip distance display (with displays of a single trip distance
(DST) and total trip distance (ODO)).
6Km/H power push ( ) function.
Cruise function (CRUISE).
Battery capacity indicator ( ).
Real-time battery voltage (VOL) display.
Motor power and temperature (MOTOR) display.
Brake display ( ).
Turn on backlighting and lights ( ).
Environment temperature (°C or °F) display.
Data clearing.
Fault code display.
A3.3 Button Definition
There are three buttons on the operating panel of the box, which are
icons of button (UP), button (DOWN) and button
(POWER).
A3.4 Basic Operation
On/Off

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To turn on or off, hold down button for 2 seconds. System will
automatically shut down when vehicle is stationary and not in use for
longer than five minutes. When powered off, the power consumption of
the meter and controller is zero.
A3.5 Display Interface
Display 1: The meter is configured to enter this display on start-
up.
Figure A3.5.1: Display 1 interface.
The following are shown on display 1.
Battery Capacity Indicator
Single Trip Time (TM)

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Power Assist
Real-Time Trip Speed (Km/H)
Single Trip Distance (DST)
6Km/H Push Function
Motor Operation Power
Environment Temperature
Backlight and Headlights
Brake Status
Cruise function (Cruise)
Motor running temperature

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Display 2: To enter display 2, press the button whilst in display 1.
The interface will display as shown below.
Figure A3.5.2: Display 2 interface
The following are shown on display 2
Total Trip Time (TTM)
Total Trip Distance (ODO)
Single Average Speed (AVS)
Motor Operating Temperature
Once the vehicle is in riding mode, after five seconds display 2
automatically reverts to display 1.

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Display 3: To enter display 3, press the button whilst in display 2. The
interface will display as shown below.
Figure A3.5.3: Display 3 interface
The following are shown on display 3
Single Maximum Speed (MXS)
Real-Time Voltage (VOL)
Once the vehicle is in riding mode, after five seconds the single
maximum speed will return to real-time speed (Km/H).
A3.6 Battery Capacity Indicator
When the battery capacity is over 70%, four bars from the battery
indicator will be displayed. As the battery capacities drop, the bars will
change accordingly. Once the power capacity is less than 15%, the
battery indicator will be empty and show zero bars. If the power

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display frame flashes, it is due to voltage shortage where the controller
will power off.
A3.7 PAS Ratio
Press button or button to adjust the power assist ratio,
changing the motor output power. Range of power assist is between 1
and 5 (this can also be configured according to the rider’s
requirements), where one provides the lowest power and five provides
the highest. When the PAS ratio is set to zero, the power assist function
is off.
A3.8 Power Push Function (Walk Assist)
Users can use power push function for assistance in vehicle take-off.
Hold button and the motor will provide power until vehicle
reaches 6 Km/H. The meter assist function icon will flash indicating
the function is active. By releasing the button, the function will be
revoked.
A3.9 Cruise Function
When the vehicle is traveling above
7Km/H, hold button for 3
seconds to set the cruise function.
The LCD will display "CRUISE" and
"C" to indicate that the cruise
function has been activated (as
seen in the figure below). Brake or
hold any button to revoke cruise.

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A3.10 Backlight and Headlights
To turn on or off LCD backlight and vehicle
headlights, hold button for 3 seconds. When
this function is activated, the display will show
sign to indicate it is on.
A3.11 Motor Operating Power and Temperature
Whilst vehicle is in use, real time
feedback of input power to the motor is
displayed on the display. The operating
temperature of the motor can be
displayed with supporting sensors
installed in the inner motor to output
the temperature for signal detection. When the motor operating
temperature exceeds the warning value, temperature display flashes to
alarm the rider. In this circumstance, the motor controller will offer the
appropriate protection to motor.
A3.12 Atmospheric Temperature
Upon start-up, the environment
temperature is displayed on the bottom
right hand corner. The displayed figure
may not accurately indicate the
environment temperature immediately
after start up, however will adjust within
10 minutes.
A3.13 Single Data Clearing
After five seconds of startup, whilst on
display 1 hold both the button and
the button simultaneously for 3
seconds. The single trip time (TM) and

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single trip distance (DST) will flicker. Press button and the record
contents of both will be cleared. If there are no operations within five
seconds of (TM) and (DST) flashing, the meter will return to display 1,
and the original record content will be saved.
A3.14 Set a Startup Password
The user can enable or disable a 3 digit password for the display unit. It
provides added security to the e-bike. To set the password follow the
below steps.
1. Go to C9 window
Turn on display, and within 5 seconds of startup
simultaneously hold button and button for 3
seconds to enter general project settings.
Press button 3 times to stop the blinking.
When display ceases flashing, simultaneously hold
button and button again for 3 seconds to enter P
parameter settings.
Press button 5 times to stop the blinking.
When display ceases flashing, simultaneously hold
button and button again for 3 seconds to enter C
parameter settings.
Now use button to
navigate to C9.
2. Now, your LCD will display as
follows:
3. C9 is the settings for password
feature upon startup. The default value is 0. Refer to the
following table for definition of the function.
C9 Value
Password Function
0
Disabled
1
Enabled

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4. When the feature has been enabled and confirming by pressing
the button, the rider can set the 3 digit passcode starting
from the left and sequentially progress to the right. Password
value range is 000-999. Select the values with the button
and button, and confirming the selection with the
button.
5. Long press button to return to main display.
A3.15 Error Code and Definition
Error Code Display: When there are
issues with the electronic control
system of the vehicle, the meter will
automatically display (flicker) a fault
code. This cannot be removed until
fault is fixed. Refer to error code & definition table for reference.
A3.16 Motor operating temperature alarm
When the motor operating temperature exceeds the warning value, the
motor operating temperature display flashes to alarm the rider, whilst
the controller will provide the appropriate protection to the motor. If
any of the error codes are displayed, please contact our customer care
cell or nearest authorized dealer.
Error Code
Definition
01_info
Throttle abnormality
03_info
Motor hall signal abnormality
04_info
Torque sensor signal abnormality
05_info
Axis speed sensor abnormality
06_info
Motor or controller short circuited