eBike KT-LCD3 User manual

KT-LCD3 eBike Display User Manual V1.0
Dear customer, please read this manual before you use KT-LCD3 instrument. The manual will guide
you use the instrument correctly to achieve a variety of vehicle control and vehicle status display.
Functions and Display
nstruments using the structure form of instrument body portion and the operation buttons are
designed separately.
1
UP Button 10
6Km/H push power assist
2
SW Button
11
K /H Riding speed(metric)
3
DOWN Button MPH Riding speed (i perial)
4
Battery capacity indicator
MXS MAX speed
5
Backlight and headlights AVS average speed
6
The brake display
12
K distance(metric)
7
TM Single trip time Mil distance (i perial)
TTM Total trip time DST Trip distance
8
MOTOR W Power display ODO Total distance
MOTOR ℃
℃℃
℃
Motor temperature VOL Battery voltage
MOTOR ℉
℉℉
℉
Motor fahrenheit 13
ASSIST Pas level
9
℃
℃℃
℃ Environment temperature
CRUISE
Cruise
℉
℉℉
℉ Environment fahrenheit
Operation
1. ON/OFF
Hold button long to turn on the power, and hold long for a second time to turn off the
power. When the motor stops driving and when the e-bike is not used for a consecutive 5 minutes, it will
automatically shut down and turn off the motor power supply.
2. Display 1
Hold button to start up and enter display 1.
2.1 Turn on backlight and headlights
Hold long to turn on backlight and headlights (the controller
should have headlight drive output function); hold long again to turn
off the backlight and headlights.
2.2 Assist ratio gear (ASS ST) switch
Hold or shortly to switch 1-5 file gear. Gear 1 is for the
minimum power, gear 5 is for the highest power. Each startup will
automatically restore the gear shutdown last time(the user can set
randomly). Gear 0 is without booster function.
2.3 6Km/H assist promotion function
Hold and flashes,the vehicle drives at the speed not more
than 6Km /h. Release button,the function is invalid.
2.4 Cruise function
After the cruise function is turned on, the trip riding speed is greater
than 11 km/ h, hold long and enter cruise, the CRU SE lit. Brake or
hold any button to cancel.
2.5 Display and delete of single Data
After power on for 5 seconds, hold and at the same time,
single trip riding time (TM) and single trip distance (DST) flash, hold
button shortly, the content of both is cleared. f failed holding the
button within 5 seconds, it will automatically return the display interface after 5 seconds, original
content is preserved.
3. Display 2
Hold button shortly in display 1 to enter display 2.
n the riding mode after 5 seconds, display 2 automatically returns to display 1, and the
originalmotor power (MOTOR W) display is replaced with motor operating temperature display

KT-LCD3 eBike Display User Manual V1.0
Dear customer, please read this manual before you use KT-LCD3 instrument. The manual will guide
you use the instrument correctly to achieve a variety of vehicle control and vehicle status display.
Functions and Display
nstruments using the structure form of instrument body portion and the operation buttons are
designed separately.
1
UP Button 10
6Km/H push power assist
2
SW Button
11
K /H Riding speed(metric)
3
DOWN Button MPH Riding speed (i perial)
4
Battery capacity indicator
MXS MAX speed
5
Backlight and headlights AVS average speed
6
The brake display
12
K distance(metric)
7
TM Single trip time Mil distance (i perial)
TTM Total trip time DST Trip distance
8
MOTOR W Power display ODO Total distance
MOTOR ℃
℃℃
℃
Motor temperature VOL Battery voltage
MOTOR ℉
℉℉
℉
Motor fahrenheit 13
ASSIST Pas level
9
℃
℃℃
℃ Environment temperature
CRUISE
Cruise
℉
℉℉
℉ Environment fahrenheit
Operation
1. ON/OFF
Hold button long to turn on the power, and hold long for a second time to turn off the
power. When the motor stops driving and when the e-bike is not used for a consecutive 5 minutes, it will
automatically shut down and turn off the motor power supply.
2. Display 1
Hold button to start up and enter display 1.
2.1 Turn on backlight and headlights
Hold long to turn on backlight and headlights (the controller
should have headlight drive output function); hold long again to turn
off the backlight and headlights.
2.2 Assist ratio gear (ASS ST) switch
Hold or shortly to switch 1-5 file gear. Gear 1 is for the
minimum power, gear 5 is for the highest power. Each startup will
automatically restore the gear shutdown last time(the user can set
randomly). Gear 0 is without booster function.
2.3 6Km/H assist promotion function
Hold and flashes,the vehicle drives at the speed not more
than 6Km /h. Release button,the function is invalid.
2.4 Cruise function
After the cruise function is turned on, the trip riding speed is greater
than 11 km/ h, hold long and enter cruise, the CRU SE lit. Brake or
hold any button to cancel.
2.5 Display and delete of single Data
After power on for 5 seconds, hold and at the same time,
single trip riding time (TM) and single trip distance (DST) flash, hold
button shortly, the content of both is cleared. f failed holding the
button within 5 seconds, it will automatically return the display interface after 5 seconds, original
content is preserved.
3. Display 2
Hold button shortly in display 1 to enter display 2.
n the riding mode after 5 seconds, display 2 automatically returns to display 1, and the
originalmotor power (MOTOR W) display is replaced with motor operating temperature display

(MOTOR ℃) display (the internal motor should be equipped with the temperature sensor and the
output of temperature detection signal).
4. Display 3
Hold button shortly in display 2 to enter display 3.
n the riding condition, five seconds later, a single maximum speed (MXS) display automatically
returns to the real riding speed (Km/H).
5. n display 3, hold button shortly (SW),and the display will re-enter display 1.
6. Hold button to turn off the display and the power supply of controller.
7. Automatically prompt interface
7.1 Error Code Display 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(only applied to torque
Sensor)
06＿info Motor or controller has short circuit Abnormality
Electronic control system failure will display (flashing) fault code. Once the fault was removed, it
automatically exits from the fault code display interface.
7.2 Motor temperature alarm
When the motor temperature (the internal motor should be equipped with the temperature
sensor and the output of temperature detection signal) is over the warning value, MOTOR ℃ (℉)
flashes to alarm at any display, meanwhile the motor controller will offer the appropriate protection to
motor.
General Project Setting
1. Set maximum riding speed
After power on for 5 seconds, hold and at the same time,
maximum riding speed Km/H and MXS flash, hold or shortly
to set the maximum riding speed (default 25Km/H). Hold button
shortly and go to the next parameter settings.
2. Wheel diameter setting
Prepared by Suzhou Kunteng Electronics Co., Ltd.
The wheel diameter will be set after finishing setting the maximum
riding speed, wheel diameter specifications flashes. Hold or
shortly to set the specifications of wheel diameter. Select the range
6,8,10,12,14,16,18,20,22,24,26,700c and 28 inches. Hold button
shortly and go to the next parameter settings.
3. Set the metric units
The metric units will be set after finishing setting wheel diameter,
Km/H and Km flash. Hold or shortly and select the three
metric units of speed, mileage, and ambient temperature in
synchronization.
Display metric i perial
Riding speed Km/H MPH
Total distance Km Mil
Environment temperature ℃ temperature ℉ fahrenheit
4. Km/H and Km stop flash after metric unit setting is completed. Hold button shortly again to
re-enter the maximum riding speed setting interface; or hold button long to exit from setting
environment of routine projects and save the setting values, returning to display 1.
5. Exit from routine project setting
All three routine project settings can exit from the setting environment and return to the display
if hold button long after each setting is completed, meanwhile the setting values are saved.
Under each setting interface, if the button failed holding for more than 1 minute, it will
automatically return to display 1, and the setting value is invalid.
Outline Drawings and Di ensions
1. Dimensions of main instrument body 2. Mounting dimensions of double brackets
3. Dimensions of button box 4. Wiring diagram

(MOTOR ℃) display (the internal motor should be equipped with the temperature sensor and the
output of temperature detection signal).
4. Display 3
Hold button shortly in display 2 to enter display 3.
n the riding condition, five seconds later, a single maximum speed (MXS) display automatically
returns to the real riding speed (Km/H).
5. n display 3, hold button shortly (SW),and the display will re-enter display 1.
6. Hold button to turn off the display and the power supply of controller.
7. Automatically prompt interface
7.1 Error Code Display 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(only applied to torque
Sensor)
06＿info Motor or controller has short circuit Abnormality
Electronic control system failure will display (flashing) fault code. Once the fault was removed, it
automatically exits from the fault code display interface.
7.2 Motor temperature alarm
When the motor temperature (the internal motor should be equipped with the temperature
sensor and the output of temperature detection signal) is over the warning value, MOTOR ℃ (℉)
flashes to alarm at any display, meanwhile the motor controller will offer the appropriate protection to
motor.
General Project Setting
1. Set maximum riding speed
After power on for 5 seconds, hold and at the same time,
maximum riding speed Km/H and MXS flash, hold or shortly
to set the maximum riding speed (default 25Km/H). Hold button
shortly and go to the next parameter settings.
2. Wheel diameter setting
Prepared by Suzhou Kunteng Electronics Co., Ltd.
The wheel diameter will be set after finishing setting the maximum
riding speed, wheel diameter specifications flashes. Hold or
shortly to set the specifications of wheel diameter. Select the range
6,8,10,12,14,16,18,20,22,24,26,700c and 28 inches. Hold button
shortly and go to the next parameter settings.
3. Set the metric units
The metric units will be set after finishing setting wheel diameter,
Km/H and Km flash. Hold or shortly and select the three
metric units of speed, mileage, and ambient temperature in
synchronization.
Display metric i perial
Riding speed Km/H MPH
Total distance Km Mil
Environment temperature ℃ temperature ℉ fahrenheit
4. Km/H and Km stop flash after metric unit setting is completed. Hold button shortly again to
re-enter the maximum riding speed setting interface; or hold button long to exit from setting
environment of routine projects and save the setting values, returning to display 1.
5. Exit from routine project setting
All three routine project settings can exit from the setting environment and return to the display
if hold button long after each setting is completed, meanwhile the setting values are saved.
Under each setting interface, if the button failed holding for more than 1 minute, it will
automatically return to display 1, and the setting value is invalid.
Outline Drawings and Di ensions
1. Dimensions of main instrument body 2. Mounting dimensions of double brackets
3. Dimensions of button box 4. Wiring diagram